mic3003gfltr Micrel Semiconductor, mic3003gfltr Datasheet
mic3003gfltr
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mic3003gfltr Summary of contents
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... SMBus serial interface. Nonvolatile memory is provided for serial ID, configuration, and separate OEM and user scratchpad spaces. Datasheets and support documentation can be found on Micrel’s web site at: www.micrel.com. MLF and MicroLeadFrame are registered trademarks of Amkor Technology, Inc. Micrel Inc. • 2180 Fortune Drive • San Jose, CA 95131 • USA • tel +1 ( ...
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... Micrel, Inc. Typical Application Ordering Information Part Number MIC3003GFL with Pb-Free bar-line indicator (1) MIC3003GFLTR with Pb-Free bar-line indicator Note: 1. Tape and Reel. July 2010 Package Marking Junction Temp. Range GFL 3003 –45°C to +105°C GFL 3003 –45°C to +105°C ...
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Micrel, Inc. Contents General Description .......................................................................................................................................................... 1 Features ............................................................................................................................................................................. 1 Pin Configuration .............................................................................................................................................................. 8 Pin Configuration .............................................................................................................................................................. 8 Pin Description (MIC3003GFL only) ................................................................................................................................ 8 Absolute Maximum Ratings ........................................................................................................................................... 10 Operating Ratings ........................................................................................................................................................... 10 Electrical Characteristics ............................................................................................................................................... 10 Electrical Characteristics ............................................................................................................................................... ...
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Micrel, Inc. D[6] read/write ................................................................................................................................................................... 40 Voltage Low Alarm Threshold....................................................................................................................................... 41 Bias Current High Alarm Threshold.............................................................................................................................. 41 Bias Current Low Alarm Threshold............................................................................................................................... 41 TX Optical Power High Alarm Threshold...................................................................................................................... 41 TX Optical Power Low Alarm Threshold....................................................................................................................... 42 RX Optical Power ...
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Micrel, Inc. Signal Detect Threshold (LOSFLTn) ............................................................................................................................ 67 RX EEPOT Tap Selection (RXPOT)............................................................................................................................. 67 OEM Configuration 4 (OEMCFG4)............................................................................................................................... 67 OEM Configuration 5 (OEMCFG5)............................................................................................................................... 68 OEM Configuration 6 (OEMCFG6)............................................................................................................................... 69 Power-On Hour Meter Data (POHDATA) ..................................................................................................................... 70 OEM Scratchpad Registers (SCRATCHn) ...
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Micrel, Inc. List of Figures Figure 1. MIC3003 Block Diagram .................................................................................................................................... 18 Figure 2. Analog-to-Digital Converter Block Diagram ....................................................................................................... 18 Figure 3. Internal Calibration RX Power Linear Approximation ........................................................................................ 25 Figure 4. RXPOT Block Diagram ...................................................................................................................................... 25 Figure 5. APC ...
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Micrel, Inc. List of Tables Table 1. Serial Interface Address Map, Device Address = A0 Table 2. Serial Interface Address Map, Device Address = A2.......................................................................................... 15 Table 3. Serial Interface Address Map (Temperature Compensation Tables), Device Address = A4 Table ...
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Micrel, Inc. Pin Configuration Pin Description (MIC3003GFL only) Pin Number Pin Name Pin Function 1 VDDD Power supply input for digital functions. 2 QGPO Open-drain output. Can be selected (via OEMCFG3 bit open-drain GPO or an ...
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Micrel, Inc. Pin Number Pin Name Pin Function 12 SHDN/TXFIN Digital output/Input; programmable polarity. When used as shutdown output (SHDN), OEMCFG3 bit 2 set to 0, SHDN is asserted at the detection of a fault condition if OEMCFG4 bit 7 ...
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Micrel, Inc. Absolute Maximum Ratings Power Supply Voltage, V ....................................... +3.8V DD Voltage on CLK, DATA, TXFAULT, VIN, RXLOS, TXDISABLE, RS0, RS1 ......................... –0.3V to +6.0V Voltage On Any Other Pin.....................–0. Power Dissipation 85°C .................................... 1.5W ...
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Micrel, Inc. Voltage Input, V (Pin 5 used as an ADC Input) IN Symbol Parameter V Input Voltage Range IN I Input Current LEAK C Input Capacitance IN Digital-to-Voltage Converter Characteristics (V Accuracy t Conversion Time CONV DNL Differential Non-linearity ...
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Micrel, Inc. Electrical Characteristics Symbol Parameter V Buffer Op-Amp, VMOD, V MOD MOD GBW Gain Bandwidth TC Input Offset Voltage Temperature VOS Coefficient I V – Input Current BIAS MOD V Output Voltage Swing OUT I Output Short-Circuit Current SC ...
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Micrel, Inc. Electrical Characteristics Symbol Parameter Control and Status I/O Timing, TXFAULT, TXDISABLE, RS0, RRSOUT, and RXLOS t OFF TXDISABLE Assert Time t ON TXDISABLE De-assert Time t INIT Initialization Time t INIT2 Power-on Initialization Time t FAULT TXFAULT Assert ...
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Micrel, Inc. Serial Data I/O Pin, Data Symbol Parameter V Low Output Voltage OL V Low Input Voltage IL V High Input Voltage IH I Input Current LEAK C Input Capacitance IN Serial Clock Input, CLK V Low Input Voltage ...
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Micrel, Inc. Serial Interface Address Maps Address Field Size Name (Decimal) (Bytes) 0 –95 96 Serial ID defined by SFP MSA 96 – 127 32 Vendor Specific 128 – 255 128 Reserved Table 1. Serial Interface Address Map, Device Address ...
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Micrel, Inc. Address(s) Field Size (Bytes) Hex Dec Name 00-3F 0-63 64 BIASLUT1 40-7F 64-127 64 MODLUT1 80-BF 128-191 64 IFTLUT1 C0-FF 192-255 64 HATLUT1 Table 3. Serial Interface Address Map (Temperature Compensation Tables), Device Address = A4 Address(s) Field ...
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Micrel, Inc. Address(s) Field Size (Bytes) HEX DEC Name MODSET 2 20-27 32-39 8 POHDATA 28-47 40-71 32 RXLUT 48-57 72-87 16 CALCOEF 58-63 88-99 12 IFTLUT2 64-6F 100-111 12 BIASLUT2 70-7B 112-123 12 MODLUT2 7C-87 124-135 ...
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Micrel, Inc. Block Diagram Analog-to-Digital Converter/Signal Monitoring A block diagram of the monitoring circuit is shown below. Each of the five analog parameters monitored by the MIC3003 is sampled in sequence. All five parameters are sampled and the results updated ...
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Micrel, Inc. Channel ADC Resolution (bits) TEMP VAUX 8 VMPD 8 VILD 8 VRX 12 Note: 1. Assumes typical VREF value of 1.22V. Channel DDA V BIAS V MOD APCDAC MODDAC FLTDAC Note: 1. ...
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Micrel, Inc. Serial Address A2h Byte Bit 248 249 6 [5-0] Serial Address A2h Byte Bit 7 6 250 [5-0] 251 July 2010 ...
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Micrel, Inc. Alarms and Warnings as TXFAULT Source Alarms and warnings are not sources for TXFAULT with the default setting. To set alarms as a TXFAULT source set OEMCFG4 bit set warnings as a TXFAULT, source ...
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Micrel, Inc. Calibration Modes The default mode of calibration in the MIC3003 is external calibration, for which the INTCAL bit (bit 0 in OEMCFG3 register) is set to 0. The internal calibration mode is selected by setting INTCAL to 1. ...
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Micrel, Inc. RX Power Received power is sensed as a voltage appearing at VRX assumed that this voltage is generated by a sense resistor carrying the receiver photodiode current or by the RSSI circuit of the receiver. The ...
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Micrel, Inc. Address(s) Field Size HEX DEC 48-49 72-73 2 RESERVED 4A-4B 74-75 2 TOFFh:TOFFl 4C-4D 76-77 2 VSLPh:VSLPl 4E-4F 78-79 2 VOFFh:VOFFl 50-51 80-81 2 ISLPh:ISLPl 52-53 82-83 2 IOFFh:IOFFl 54-55 84-85 2 TXSLPh: XSLPl 56-57 86-87 2 TXOFFh: ...
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Micrel, Inc. Figure 3. Internal Calibration RX Power Linear Approximation C/ Reading the ADC Result Registers The ADC result registers should be read as 16-bit registers under internal calibration while under external calibration they should be read as 8-bit or ...
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Micrel, Inc. Furthermore, the reference level for the APC circuit is selectable to accommodate electrical, i.e., current feedback, or optical feedback via a monitor photodiode. Finally, any one of seven different internal feedback resistors can be selected. This internal resistor ...
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Micrel, Inc. Figure 8. V Configured as Voltage Output MOD with Gain Power On and Laser Start-Up When power is applied, the MIC3003 initializes its internal registers and state machine. This process takes t , about 50ms. Following t POR ...
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Micrel, Inc. Fault Comparators In addition to detecting and reporting the events specified in SFF-8472, the MIC3003 also monitors five fault conditions: inadequate supply voltage, thermal diode faults, excessive bias current, excessive transmit power, and APC op-amp saturation. Comparators monitor ...
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Micrel, Inc. Thermal diode faults are detected within the temperature measurement subsystem when an out-of-range signal is detected. A window comparator circuit monitors the voltage on the compensation capacitor to detect APC op- amp saturation (Figure 11). Op-amp saturation indicates ...
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Micrel, Inc. Temperature Measurement The temperature-to-digital converter is built around a switched current source and an eight-bit/nine-bit analog- to-digital converter. The temperature is calculated by measuring the forward voltage of a diode junction at two different bias current levels. An ...
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Micrel, Inc. Serial Address Register Table Address Offset 00h 0 Base address +4h 01h 1 • • • • • • 3Fh 63 64h 64 Base address +6h • • • • Table 17. APC Temperature ...
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Micrel, Inc. The internal state machine calculates a new table index each time a new average temperature value becomes available. This table index is derived from the average temperature value. The table index is then converted into a table address ...
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Micrel, Inc. Event Temperature high alarm Temperature low alarm Voltage high alarm Voltage low alarm TX bias high alarm TX bias low alarm TX power high alarm TX power low alarm RX power high alarm RX power low alarm Temperature ...
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Micrel, Inc. System Timing The timing specifications for MIC3003 control and status I/O are given in the “Electrical Characteristics” subsection. Figure 15. Initialization Timing with TXDISABLE Asserted Figure 16. Initialization Timing with TXDISABLE Not Asserted July 2010 Figure 14. Transmitter ...
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Micrel, Inc. July 2010 Figure 17. Loss-of-Signal (LOS) Timing Figure 18. Transmit Fault Timing 35 MIC3003GFL M9999-072910-A hbwhelp@micrel.com or (408) 955-1690 ...
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Micrel, Inc. Warm Resets The MIC3003 can be reset to its power-on default state during operation by setting the RST bit in OEMCFG0. When this bit is set, TXFAULT and RXLOS will be de- asserted, all registers will be restored ...
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Micrel, Inc. Test and Calibration Features Numerous features are included in the MIC3003 to facilitate development, testing, and diagnostics. These Function Analog loop-back Fault comparator disable control Fault comparator spin-on-channel mode Fault comparator output read-back TRSOUT, /INT read-back Inhibit EEPROM ...
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Micrel, Inc. Serial Port Operation The MIC3003 uses standard write byte, read byte, and read word operations for communication with its host. It also supports block write and block read transactions. The write byte operation involves sending the devices address ...
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Micrel, Inc. Acknowledge Polling The MIC3003’s non-volatile memory cannot be accessed during the internal memory update. To allow for maximum speed bulk writes, the MIC3003 supports acknowledge polling. The MIC3003 will not acknowledge serial bus transactions while internal writes are ...
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Micrel, Inc. Detailed Register Descriptions Note: Serial bus addresses shown assume that the base device address is AO Alarm Threshold Registers D[7] D[6] read/write read/write read/write Default value for both bytes Serial address Byte addresses Each LS bit of TMAXh ...
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Micrel, Inc. D[7] D[6] read/write read/write read/write Default value for both bytes Serial address Byte addresses Each LS bit of VMINh represents 25.6 mV and each LS bit of VMINl represents 0.1 mV. The sixteen-bit threshold value (VMINh:VMINl) is compared ...
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Micrel, Inc. D[7] D[6] read/write read/write read/write Default value for both bytes Serial address Byte addresses Each LS bit of TXMINh represents 25.6 μW, and each LS bit of TXMINl represents 0.1 μW. The sixteen-bit threshold value (TXMINh:TXMINl) is compared ...
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Micrel, Inc. Warning Threshold Registers D[7] D[6] read/write read/write read/write Default value for both bytes Serial address Bytes addresses Each LS bit of THIGHh represents one degree Celsius. THIGHl is not used, since all limit comparisons for temperature use eight-bit ...
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Micrel, Inc. D[7] D[6] read/write read/write read/write Default value for both bytes Serial address Byte addresses Each LS bit of VLOWh represents 25.6 mV and each LS bit of VLOWl represents 0.1 mV. The sixteen-bit threshold value (VLOWh:VLOWl) is compared ...
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Micrel, Inc. D[7] D[6] read/write read/write read/write Default value for both bytes Serial address Byte addresses Each LS bit of TXLOWh represents 25.6 μW, and each LS bit of TXLOWl represents 0.1 μW. The sixteen-bit threshold value (TXLOWh:TXLOWl) is compared ...
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Micrel, Inc. ADC Result Registers D[7] D[6] read-only read-only Serial address Byte addresses Each LS bit of TEMPh represents one degree Celsius. The TEMPh register used in conjunction with the most significant bit of TEMPl to yield ...
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Micrel, Inc. D[7] D[6] read-only read-only Default Value Serial address Byte address Each LSB of TXOPh represents 25.6 μW, and each LS bit of TXOPl represents 0.1 μW. TXOPh is used in conjunction with TXOPl to yield an unsigned sixteen-bit ...
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Micrel, Inc. Bit(s) Function D[7] TXDIS Reflects the state of the TXDISABLE pin D[6] STXDIS Soft transmit disable STXDIS is Ored with TXDIS to control the laser which will be turned off if one of these two signals is set ...
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Micrel, Inc. Bit 7 Bit July 2010 Rate Select/Extended Rate Select Emulation Mode: • RS0 (pin 4) controls RRSOUT( pin 23) • RS1 (pin 10) does not control TRSOUT (pin24) • Byte 110 ...
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Micrel, Inc. Alarm Flags D[7] D[ read-only read-only Default value Serial address Byte address The power-up default value Following the first complete A/D conversion cycle, however, any of the bits may be set depending ...
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Micrel, Inc. Warning Flags D[7] D[ read-only read-only Default value Serial address Byte address The power-up default value Following the first complete A/D conversion cycle, however, any of the bits may be set depending ...
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Micrel, Inc. D[7] D[6] reserved reserved Default Value Serial Address Byte Address Bit(s) Function D[7-4] Reserved D[3] SRS1 Soft rate select (RS1) D[2] Reserved D[1] PLOS Power Level Operation State D[0] PLS Power Level Select D[7] D[6] read/write read/write read/write ...
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Micrel, Inc. D[7] D[6] read/write read/write read/write Default value of both bytes when the MIC3003 is shipped from the factory Serial address Bytes addresses The lower seven bits of POHh contain the most significant bits of the 15-bit power-on hours ...
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Micrel, Inc. D[7] D[6] Reserved PORM read/write read/write read/write Default value Serial address Byte address This register provides for control of the nominal APC setpoint and management of interrupts by the end-user. APCSEL[1:0] select which of the APC setpoint registers, ...
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Micrel, Inc. Bit(s) Function D[7-3] Reserved D[2:0] RESETOUT Controls the reset output at pin 2 (QGPO) when Reset mode is selected (OEMCFG3-7 set to 1) D[7] D[6] RST QGPOS write only read/write Default value Serial address Byte address A write ...
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Micrel, Inc. D[7] D[6] INV GAIN BIASREF read/write read/write read/write Default value Serial address Byte address A write to OEMCFG1 will result in any A/D conversion in progress being aborted and the result discarded. The A/D will begin a new ...
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Micrel, Inc. D[7] D[6] SMBADR[3] SMBADR[2] SMBADR[1] read/write read/write read/write Default value Serial address Byte address Caution: Changes to SMBADR take effect immediately. Any accesses following a write to SMBADR must be to the newly programmed serial bus address. A ...
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Micrel, Inc. APC Setpoint 0, 1, and 2 (APCSET0, APCSET1, APCSET2) D[7] D[6] read/write read/write read/write Default value for all three bytes Serial address Byte addresses When the APC is on, the eight-bit signed integer compensation value corresponding to the ...
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Micrel, Inc. D[7] D[6] read/write read/write read/write Default value Serial address Byte address When the Fault Comparator is running, the eight-bit signed integer compensation value corresponding to the current temperature is taken from the IFTLUT look-up table, added to IBFLT, ...
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Micrel, Inc. D[7] D[6] read/write read/write read/write Default value Serial address Byte address Saturation faults are suppressed for a time, t FLTTMR , following laser turn-on. This avoids nuisance tripping while the APC loop starts up. The length of this ...
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Micrel, Inc. D[7] D[6] read/write read/write read/write Default value for all bytes Serial address Byte addresses This four-byte field is the password required for access to the OEM area of the MIC3003’s memory and registers. This field is compared to ...
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Micrel, Inc. Bit Function D[7] Reserved D[6] FLTDIS Fault Comparator disable D[5] FSPIN Fault Comparator “spin-on-channel” mode select; do not enable ADC and FC spin- on-channel modes simultaneously. D[4] WRINH Inhibit NVRAM write cycles. D[3] APCCAL Selects APC DAC calibration ...
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Micrel, Inc. D[7] D[6] reserved ADSTP read/write read-only Default value Serial address Byte address A valid OEM password is required for access to this register. This register is volatile and will not keep its value through power cycles. Bit Function ...
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Micrel, Inc. D[7] D[6] read-only read-only Default value (before the first set of 16 temperature measurements has been accumulated) Serial address Byte address The look-up table index is derived from the current temperature measurement as follows: INDEX = T / ...
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Micrel, Inc. Bit Function D[7] QGPOM QGPO pin function select D[6] TXFPOL TXFIN active polarity select; a fault is indicated when TXFIN = TXFPOL D[5] GPOD GPO output drive D[4] GPOM GPO/RRSOUT pin mode select D[3] GPOC GPO output control ...
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Micrel, Inc. D[7] D[6] read-only read-only Default value Serial address Byte address This register reflects (reads back) the value set in the being sent to the modulation DAC (MODSET0, MODSET1, or MODSET2 whichever is selected, with temperature compensation applied). A ...
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Micrel, Inc. D[7] D[6] read/write read/write read/write Default value Serial address Byte address This eight-bit register works in conjunction with the LOSFLT register to provide hysteresis and control the operation of the loss of signal comparator. The comparator’s output, RXLOS, ...
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Micrel, Inc. Bit(s) Function D[7] TXF_WRN Allows warnings to assert TXFAULT D[6] TXF_ALM Allows alarms to assert TXFAULT D[5] LAT_WRN Warning latch D[4] LAT_ALM Alarm latch D[3:0] ISTART[3:0] I START D[7] D[6] read/write read/write read/write Default value Serial address Byte ...
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Micrel, Inc. Bit(s) Function D[7] SHDN output enable / disable D[6] Lookup table temperature offset control D[5] Temperature result register offset control D[4] Polarity of TXFAULT D[3] SMBus multipart support D[2] OEM password location D[1] SMBUS timeout enable / disable ...
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Micrel, Inc. Bit(s) Function D[7] A0h space access control D[6:5] RXPWR Linearization Intervals D[4] TXDISABLE debounce enable / disable D[3] RXLOS Polarity D[2] RXLOS/TRSOUT Select D[1] Temperature resolution D[0] TXFAULT clear mode D[7] D[6] read/write read/write read/write Default values for ...
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Micrel, Inc. Byte Weight 3 POHA, high-byte 2 POHA, low-byte 1 POHB, high-byte 0 POHB, low-byte Default value Serial address Byte addresses The scratchpad registers are general-purpose non-volatile memory locations. They can be freely read from and written to any ...
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Micrel, Inc. Default values Serial address Byte addresses These registers hold the slope and offset coefficients used to calibrate the MIC3003’s ADC results in internal calibration mode. Note that the temperature offset is also used in external calibration mode; but ...
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Micrel, Inc. D[7] D[6] read-only read-only MIC3003 Device ID always reads 0 at D[7-6] and 11 at D[5-4] Default value Serial address Byte address The value in this register, in combination with the MFG_ID register, serve to identify the MIC3003 ...
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Micrel, Inc. Package Information MICREL, INC. 2180 FORTUNE DRIVE SAN JOSE, CA 95131 USA TEL +1 (408) 944-0800 FAX +1 (408) 474-1000 WEB http:/www.micrel.com The information furnished by Micrel in this data sheet is believed to be accurate and reliable. ...