SP3223EBEA-L/TR Exar Corporation, SP3223EBEA-L/TR Datasheet
SP3223EBEA-L/TR
Specifications of SP3223EBEA-L/TR
Related parts for SP3223EBEA-L/TR
SP3223EBEA-L/TR Summary of contents
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... Otherwise, the device automatically shuts itself down drawing less than µA. Device Power RS- 232 Supplies Drivers SP3223E +3.0V to +5.5V SP3223EB +3.0V to +5.5V SP3223EU +3.0V to +5.5V Applicable U.S. Patents - 5,306,954; and other patents pending. Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com SP3223E/EB/EU EN C1+ V+ C1- C2+ C2 OUT 2 R ...
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... Output Voltage LOW Output Voltage HIGH Vcc - 0.6 NOTE 0.1µF, tested at 3.3V ±10 0.047µF, C2-C4 = 0.33µF, tested at 5V±10%. Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com Output Voltages TxOUT.............................................................+3.2V RxOUT, STATUS.......................-0. Short-Circuit Duration TxOUT.....................................................Continuous Storage Temperature......................-65° ...
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... Receiver Positive or Negative Threshold to STATUS LOW (t ) STSL NOTE 0.1µF, tested at 3.3V ±10 0.047µF, C2-C4 = 0.33µF, tested at 5V±10%. Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com ELECTRICAL CHARACTERISTICS = +3.0V to +5.5V with 25°C (Note 2). AMB MIN. ...
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... PHL PLH Receiver Output Enable Time Receiver Output Disable Time Driver Skew Receiver Skew E, EB, EU Transition-Region Slew Rate Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com = +3.0V to +5.5V with 25°C. AMB MIN. TYP. MAX. UNITS 20 235 250 kbps 000 0 ...
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... Figure . SP3223E Typical Operating Circuit Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com TYPICAL OPERATING CIRCUIT SP3223E/EB/EU_00_20 5 ...
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... Tx OUT - -6 2.7 3 3.5 4 Supply V oltage (V Supply Voltage (Vdc) Figure 6. Transmitter Output Voltage VS. Supply Voltage for the SP3223EB Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com TYPICAL PERFORMANCE CHARACTERISTICS = +25°C. AMB 4000 5000 Figure 3. Slew Rate VS. Load Capacitance for the ...
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... T1 at 1Mbps T2 at 62.5Kbps All Drive rs loaded 5 with 3K//250pF 0 2.7 3 3.5 4 Supply V oltage (V) Supply Voltage (V) Figure . Supply Current VS. Supply Voltage for the SP3223EU Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com TYPICAL PERFORMANCE CHARACTERISTICS = +25°C. AMB 1500 2000 2.7 Figure 8 ...
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... Apply logic LOW to shut down drivers and charge pump. This overrides all SHUTDOWN AUTO ON-LINE ® circuitry and ONLINE (refer to table 2). Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com PIN DESCRIPTION Function SP3223E/EB/EU_00_20 ...
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... RESET IN Supervisor IC Figure 3. Interface Circuitry Controlled by Micropro- cessor Supervisory Circuit Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com power saving concerns without major design changes. THEORY OF OPERATION The SP3223 series is made up of four basic circuit blocks: . Drivers, 2. Receivers, 3. The Exar pro- prietary charge pump, and 4 ...
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... This ensures that the receiver is virtually immune to noisy transmission lines. Should an input be left unconnected, an internal 5kΩ pull-down resistor to ground will commit the output of the receiver to a HIGH state. Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com R OUT X Active High Z ...
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... GND, and transfers this positive 2 generated voltage across C V storage capacitor. This voltage is DD Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com regulated to +5.5V. At this voltage, the in- ) ternal oscillator is disabled. Simultaneous CC This with the transfer of the voltage to C positive side of capacitor C and the negative side is switched to GND, al- lowing the charge pump cycle to begin again ...
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... DRIVER RS-232 OUTPUT VOLTAGES Figure 6. AUTO ON-LINE Timing Waveforms ® Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com ® or portable applications where the RS-232 cable is disconnected or the RS-232 drivers of the connected peripheral are turned off. The AUTO ON-LINE by the SHUTDOWN pin ...
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... Figure 7. Charge Pump - Phase Figure 8. Charge Pump - Phase Figure 9. Charge Pump Waveforms Figure 20. Charge Pump - Phase 3 Figure 2. Charge Pump - Phase 4 Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com – V Storage Capacitor – – + – V Storage Capacitor SS C –5V – ...
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... LOW NO LOW Table 3. AUTO ON-LINE Logic ® Figure 22. Stage I of AUTO ON-LINE SHUTDOWN Figure 23. Stage II of AUTO ON-LINE Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com ONLINE LOW HIGH LOW HIGH/LOW HIGH/LOW Inactive Detection Block RS-232 Receiver Block Circuitry ® ...
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... Input Voltage V CC 3.0V to 3.6V 4.5V to 5.5V 3.0V to 5.5V Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com on the transmitter outputs and may slightly reduce power consumption. C2, C3, and C4 can be increased without changing C’s value For best charge pump efficiency locate the charge pump and bypass capacitors as close as possible to the IC ...
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... ESD Figure 24. ESD Test Circuit for Human Body Model Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com is applied to points and surfaces of the equipment that are accessible to personnel during normal usage. The transceiver IC receives most of the ESD current when the ESD source is applied to the connector pins ...
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... DEVICE PIN HUMAN BODY TESTED MODEL Driver Outputs ±15kV Receiver Inputs ±15kV Table 4. Transceiver ESD Tolerance Levels Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com 30A , S 5A 0A t=0ns Figure 26. ESD Test Waveform for IEC000-4-2 ) are 330Ω S ...
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... Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com PACKAGE: 20 Pin TSSOP SP3223E/EB/EU_00_20 8 ...
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... Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-707 • www.exar.com PACKAGE: 20 Pin SSOP 9 SP3223E/EB/EU_00_20 ...
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... SP3223EBCY-L ...................................................0°C to +70°C -------------------------------------------20-pin TSSOP SP3223EBCY-L/TR .............................................0°C to +70°C -------------------------------------------20-pin TSSOP SP3223EBEA-L ................................................. -40°C to +85°C ------------------------------------------- 20-pin SSOP SP3223EBEA-L/TR ........................................... -40°C to +85°C ------------------------------------------- 20-pin SSOP SP3223EBEY-L ................................................. -40°C to +85°C ------------------------------------------20-pin TSSOP SP3223EBEY-L/TR ........................................... -40°C to +85°C ------------------------------------------20-pin TSSOP SP3223ECA-L .....................................................0°C to +70°C ..................................................... 20-pin SSOP SP3223ECA-L/TR ...............................................0° ...
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... EXAR Corporation does not recommend the use of any of its products in life support applications where the failure or malfunction of the product can reasonably be expected to cause failure of the life support system or to significantly affect its safety or effectiveness. Products are not authorized for use in such applications unless EXAR Corporation receives, in writing, assurances to its satisfaction that: (a) the risk of injury or damage has been minimized ...