si3016 ETC-unknow, si3016 Datasheet

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si3016

Manufacturer Part Number
si3016
Description
3.3 V Enhanced Global Direct Access Arrangement
Manufacturer
ETC-unknow
Datasheet

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3 . 3 V E
Features
Complete DAA includes the following:
Applications
Description
The Si3016 is an integrated direct access arrangement (DAA) line-side
device with a programmable line interface to meet global telephone line
interface requirements. Available in a 16-pin small outline package, it
eliminates the need for an analog front end (AFE), an isolation
transformer, relays, opto-isolators, and a 2- to 4-wire hybrid. The Si3016
dramatically reduces the number of discrete components and cost
required to achieve compliance with global regulatory requirements. The
Si3016 interfaces directly to a Silicon Laboratories integrated DAA
system-side interface.
Functional Block Diagram
Rev. 0.44 5/02
Line voltage monitor
Loop current monitor
3.2 dBm transmit/receive Levels
Parallel handset detection
7 PA on-hook line monitor
current
Overload protection
Programmable line interface
Polarity reversal detection
V.90 modems
Voice mail systems
This information applies to a product under development. Its characteristics and specifications are subject to change without notice.
ac termination
dc termination
Ring detect threshold
Ringer impedance
Silicon Laboratories
Integrated DAA
Interface
N H A N C E D
Set-top boxes
Fax machines
G
Interface
Isolation
Copyright © 2002 by Silicon Laboratories
L O B A L
84 dB dynamic range TX/RX
Integrated analog front end (AFE)
and 2- to 4-wire hybrid
Integrated ring detector
Caller ID support
Pulse dialing support
Billing tone detection
3.3 V or 5 V power supply
Direct interface to DSPs
Up to 5000 V isolation
Proprietary ISOcap™ technology
Si3016
Termination
Ring Detect
Off-Hook
and DC
Hybrid
D
Internet appliances
VOIP systems
I R E C T
RX
FILT
FILT2
REF
DCT
VREG
VREG 2
REXT
REXT2
RNG 1
RNG 2
QB
QE
QE2
A
C C E S S
U.S. Patent #5,870,046
U.S. Patent #6,061,009
Other Patents Pending
RNG1
RNG2
IGND
QE2
DCT
C1B
QB
QE
Ordering Information
A
Pin Assignments
R R A N G E M E N T
See page 45.
1
2
3
4
5
6
7
8
Si3016
Si3016
16
15
14
13
12
11
10
9
Si3016-DS044
FILT2
FILT
RX
REXT
REXT2
REF
VREG2
VREG

Related parts for si3016

si3016 Summary of contents

Page 1

... Available in a 16-pin small outline package, it eliminates the need for an analog front end (AFE), an isolation transformer, relays, opto-isolators, and 4-wire hybrid. The Si3016 dramatically reduces the number of discrete components and cost required to achieve compliance with global regulatory requirements. The Si3016 interfaces directly to a Silicon Laboratories integrated DAA system-side interface ...

Page 2

... Si3016 2 Rev. 0.44 ...

Page 3

... Overload Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Analog Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Gain Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Clocking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Power Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 In-Circuit Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Exception Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Revision Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Control Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Appendix A—UL1950 3rd Edition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 Appendix B—CISPR22 Compliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42 Pin Descriptions: Si3016 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 Ordering Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 Package Outline: SOIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46 Document Change List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 Contact Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 Rev. 0.44 Si3016 Page 3 ...

Page 4

... Si3016 Electrical Specifications All Si3016 electrical specifications are based on the assumption that all specifications listed in the data sheet of the host processor with the integrated system-side DAA module are met. Table 1. Recommended Operating Conditions 1 Parameter Ambient Temperature Ambient Temperature Notes: 1. The Si3016 specifications are guaranteed when the typical application circuit (including component tolerance) and any system-side module and any Si3016 are used ...

Page 5

... Ringer Equivalence Number Notes: 1. R25 and R26 installed. 2. The ring signal is guaranteed to not be detected below the minimum. The ring signal is guaranteed to be detected above the maximum See "Ringer Impedance" on page 18. Si3016 V Figure 1. Test Circuit for Loop Characteristics Symbol Test Condition V I ...

Page 6

... A Parameter Input Leakage Current Power Supply Current, Analog* *Note: This current is required from the integrated system-side interface to communicate with the Si3016 through the ISOcap interface. Table 4. AC Characteristics ( °C for K-Grade and – °C for B-Grade, see Figure 6 on page 9) ...

Page 7

... SDO, ATX and ARX = 011, 1xx Symbol T –40 to 100 A T –65 to 150 STG Symbol Min F 0 (0.1 dB dB) –0.1 — –74 t — 12/Fs gd Rev. 0.44 Si3016 Min Typ Max Unit — 0.8 — — 1.4 — –0.5 0 0.5 dB – refers to the digital power supply of D ...

Page 8

... Si3016 Input Frequency—Hz Figure 2. FIR Receive Filter Response Input Frequency —Hz Figure 3. FIR Receive Filter Passband Ripple For Figures 2–5, all filter plots apply to a sample rate kHz. The filters scale with the sample rate as follows 0.4125 Fs (0.1 dB 0.45 Fs (– ...

Page 9

... Note 2: R12, R13 and C14 are only required if complex AC termination is used (ACT bit = 1). Note 3: See "Billing Tone Detection" section for optional billing tone filter (Germany, Switzerland, South Africa). Note 4: See Appendix A for applications requiring UL 1950 3rd edition compliance. Figure 6. Typical Application Circuit for the Si3016 Q4 C13 C12 + R24 ...

Page 10

... Si3016 Bill of Materials Table 7. Si3016 Global Component Values Component 1 150 pF, 3 kV, X7R,±20% C1,C4 C2, C31, C32 2 C3, C13 0.22 PF X7R, ±20% C5 0.1 µ Elec/Tant, ±20% C6,C16 0.1 µ X7R, ±20% C7,C8 560 pF, 250 V, X7R, ±20 nF, 250 V, X7R, ±20% C12 1.0 µ Tant, ±20% C14 0.68 µ ...

Page 11

... Table 8. Component Values—Optional Connection to AOUT + – Symbol Value C1 2200 pF ±20% C2, C3, C5 0.1 µ ±20% C4 100 µ Elec. ±20% C6 820 pF ±20 k:, 1/10 W, ± 1/10 W, ± k:, 1/10 W, ±5% U1 LM386 Rev. 0.44 Si3016 Speaker 11 ...

Page 12

... FCC, CTR21, JATE, and various other country-specific PTT specifications as shown in Table 9. In addition, the Si3016 has been designed to meet the most stringent global requirements for out-of-band energy, emissions, immunity, lightning surges, and safety. The Si3016 is intended for single-channel applications. ...

Page 13

... Rev. 0.44 Si3016 LIM VOL ...

Page 14

... Program the desired sample rate with the Sample Rate Control Register. 2. Wait until the Si3016 PLL is locked. This time is between 100 Ps and 1 ms. 3. Write a 00H into the DAA Control 2 Register. This powers up the line-side chip (Si3016), and enables the AOUT for call progress monitoring ...

Page 15

... Detect if there is an overload condition which could damage the DAA (see overload protection feature). Line Voltage Measurement The Si3016 reports the line voltage with the LVCS bits in Register 19. LVCS has a full scale with an LSB of 2.75 V. The first code ( skewed such that a 0 indicates that the line voltage is < ...

Page 16

... DC Termination The Si3016 has four programmable dc termination modes which are selected with the DCT[1:0] bits in Register 16. FCC mode (DCT[1: b), shown in Figure 10, is the default dc termination mode and supports a transmit full scale level of – ...

Page 17

... Figure 13, is the lowest line voltage mode supported on the Si3016, with a transmit full scale level of –5 dBm. Higher transmit levels for DTMF dialing are also supported. See “DTMF Dialing”. This low voltage mode is offered for situations that require very low line voltage operation ...

Page 18

... A positive ringing signal is defined as a voltage greater than the ring threshold across RNG1-RNG2. RNG1 and RNG2 are pins 5 and 6 of the Si3016. Conversely, a negative ringing signal is defined as a voltage less than the negative ring threshold across RNG1-RNG2. ...

Page 19

... Billing tone detection is enabled by setting the BTE bit. Billing tones less than 1 out by the low pass digital filter on the Si3016. The ROV bit is set when a line signal is greater than 1.1 V indicating a receive overload condition. The BTD bit is set when a line signal (billing tone) is large enough to excessively reduce the line-derived power supply of the line-side device (Si3016) ...

Page 20

... ISOcap link to the system-side module. This mode is typically used to detect caller ID data (see the “Caller ID” section). There are two low- power ADCs on the Si3016. One is enabled by setting the ONHM bit in Register 5. This ADC draws approximately 450 PA of current from the line when activated ...

Page 21

... The CALD bit can be set re-enable the automatic calibration when going off-hook. Due to the nature of the low-power ADC, the data presented on SDO could have 10% dc offset. The caller ID decoder must either use a high pass or a band pass filter to accurately retrieve the caller ID data. Rev. 0.44 Si3016 21 ...

Page 22

... After allowing the line voltage to settle in fast DCT mode, normal off-hook mode should be entered by disabling the ONHM bit. If CID data reception is desired, then the appropriate signal should be sent to the CO at this time. Figure 15. Implementing Type II Caller ID on the Si3016 Overload Protection The Si3016 can detect if an overload condition is present which may damage the DAA circuit ...

Page 23

... DAA. The system-side module is non-functional except for the ISOcap link. To take the Si3016 out of sleep mode, the system-side module should be reset. In summary, the powerdown/up sequence for sleep mode is as follows: 1 ...

Page 24

... Note in this mode, the 0.9 dB attenuation and filter group delays also exist. The analog loopback mode allows an external device to drive a signal on the telephone line into the Si3016 line- side device and have it driven back out onto the line. This mode allows testing of external components connecting the RJ-11 jack (TIP and RING) to the Si3016 ...

Page 25

... The REVB[3:0] and CBID bits identify the revision of the Si3016. Table 12 lists revision values for both chips and may contain future revisions not yet in existence. Table 12. Revision Values Revision System-Side Module C 1010 D — Si3016 — 1100 Rev. 0.44 Si3016 ...

Page 26

... Si3016 Control Registers Note: Any register not listed here is reserved and must not be written. Register Name 1 Control 1 2 Control 2 3:4 Reserved 5 DAA Control 1 6 DAA Control 2 7:8 Reserved 9 Sample Rate Control 10 Reserved 11 Chip A Revision 12 Line Side Status 13 Chip B Revision 14 Line Side Validation 15 TX/RX Gain Control ...

Page 27

... Analog loopback mode disabled Enables external analog loopback mode. 2 Reserved Read returns zero. 1 HBE Hybrid Enable Disconnects hybrid in transmit path Connects hybrid in transmit path. 0 RXE Receive Enable Receive path disabled Enables receive path R/W Function HBE RXE R/W R/W R/W Function Rev. 0.44 Si3016 27 ...

Page 28

... Si3016 Register 3. Reserved Bit Name Type Reset settings = 0000_0000 Bit Name 7:0 Reserved Read returns zero. Register 4. Reserved Bit Name Type Reset settings = 0000_0000 Bit Name 7:0 Reserved Read returns zero Function Function Rev. 0.44 ...

Page 29

... MODE bit is cleared. This is useful in supporting Type II caller ID. Note: The ONHM bit should be cleared before setting this bit ONHM RDT R/W R Function Rev. 0.44 Si3016 D0 OH R/W 29 ...

Page 30

... AOUT pin only. 4 PDL Powerdown Line-Side Chip Normal operation. Program the clock generator before clearing this bit Places the Si3016 in lower power mode. 3 PDN Powerdown Normal operation Powers down the system-side module. An internal RESET to the system-side module is required to restore normal operation ...

Page 31

... Hz. 001 = 8000 Hz. 010 = 8229 Hz. 011 = 8400 Hz. 100 = 9000 Hz. 101 = 9600 Hz. 110 = 10286 Hz. 111 = Reserved. Register 10. Reserved Bit Name Type Bit Name 7:0 Reserved Read returns zero Function SRC[2:0] R/W Function Function Rev. 0.44 Si3016 31 ...

Page 32

... Communications (ISOcap link) Error ISOcap communication link between the integrated system-side module and Si3016 is operating correctly Indicates a communication problem between the integrated system-side module and the Si3016. When it goes high, it remains high until a logic 0 is written to it. 6 FDT Frame Detect Indicates ISOcap link has not established frame lock. ...

Page 33

... ARX bits should be used. 0 ATXB Transmit Attenuation gain is applied attenuation is applied to the transmit path. Note: This bit should not be used. The Si3016 has the additional transmit gain settings ATX[2:0]. ATXB should be set to 0 and the ATX bits should be used ...

Page 34

... Si3016 Register 14. Line Side Validation Bit Name Type Reset settings = 0000_0100 Bit Name 7:3 Reserved Read returns zero. 2 CHK Line-Side Chip Verification Performed. When the line-side device is first enabled, an automatic safety check is performed internally to ensure that it is the correct device check has been performed on the line-side chip to ensure that it is the proper device. ...

Page 35

... Note: The ARXB bit must these bits are used RXM ARX[2:0] R/W R/W Function On-Hook Line Monitor Attenuation 000 = 0 dB attenuation. 001 = 1 dB attenuation. 010 = 2.2 dB attenuation. 011 = 3.5 dB attenuation. 1xx = 5 dB attenuation. Rev. 0.44 Si3016 35 ...

Page 36

... Normal operation Enhanced squelch function is enabled. 6 OHS On-Hook Speed The Si3016 will execute a fast on-hook. (Off-hook counter = 1024/Fs seconds The Si3016 will execute a slow, controlled on-hook. (Off-hook counter = 4096/Fs seconds.) 5 ACT AC Termination Select Selects the real impedance Selects the complex impedance. ...

Page 37

... Disabled Enabled. When set, the Si3016 will automatically respond to a collapse of the line-derived power supply during a billing tone event. When off-hook, if BTE = 1 and BTD goes high, the dc termination is changed to present 800 : to the line, and the DCT pin stops tracking the receive input pin. ...

Page 38

... Si3016 Register 18. International Control 3 Bit Name FULL DIAL FJM VOL Type R/W R/W R/W R/W Reset settings = 0000_0000 Bit Name 7 FULL Full Scale Default Transmit/receive full scale = +3.2 dBm. This bit changes the full scale of the ADC and DAC from –1 dBm min to +3.2 dBm min. When this bit is set, R2 must be changed from 402 : to 243 : ...

Page 39

... The MODE bit different register than the OH and ONHM bits. The user should write the registers in a sequence so as not to pass through an undesired state. 4. Fast DCT mode puts the Si3016 into an off-hook state that is intended to quickly settle the line voltage just after going off-hook. While in this mode, data transmission is not recommended. This is used to support Type II caller ID. ...

Page 40

... Si3016 Register 19. International Control 4 Bit Name LVCS [4:0] Type R Reset settings = 0000_0000 Bit Name 7:3 LVCS[4:0] Line Voltage/Current Sense. Represents either the line voltage, loop current, or on-hook line monitor depending on the state of the MODE, OH, and ONHM bits. On-Hook Voltage Monitor (2.75 V/bit). ...

Page 41

... A A—UL1950 Although designs using the Si3016 comply with UL1950 3rd Edition and pass all over-current and over-voltage tests, there are still several issues to consider. Figure 16 shows two designs that can pass the UL1950 overvoltage tests, as well as electromagnetic emissions. ...

Page 42

... Si3016 A B—CISPR22 Various countries are expected to adopt the IEC CISPR22 standard over the next few years. For example, the European Union (EU) has adopted a standard entitled EN55022, which is based on the CISPR22 standard. EN55022 is now part of the EU’s EMC Directive and compliance is expected to be required starting in 2003 ...

Page 43

... Connects to one side of isolation capacitor C1. Used to communicate with the system- side module. 5 RNG1 Ring 1. Connects through a capacitor to the TIP lead of the telephone line. Provides the ring and caller ID signals to the Si3016. 6 RNG2 Ring 2. Connects through a capacitor to the RING lead of the telephone line. Provides the ring and caller ID signals to the Si3016. ...

Page 44

... Si3016 Table 15. Si3016 Pin Descriptions (Continued) Pin # Pin Name 14 RX Receive Input. Serves as the receive side input from the telephone network. 15 FILT Filter. Provides filtering for the dc termination circuits. 16 FILT2 Filter 2. Provides filtering for the bias circuits. 44 Description Rev. 0.44 ...

Page 45

... Si3014-KS Si3024-KT Si3014-KT Si3021-KS Si3015-KS Si3021-BS Si3015-BS Interface Line ISOcap™ Link* Si3016-KS ISOcap™ Link* Si3016-BS Rev. 0.44 Si3016 Line Temperature (TSSOP ° ° ° ° °C – °C Temperature °C – °C ...

Page 46

... Si3016 Package Outline: SOIC Figure 18 illustrates the package details for the Si3016. Table 16 lists the values for the dimensions shown in the illustration Seating Plane Figure 18. 16-Pin Small Outline Integrated Circuit (SOIC) Package Table 16. Package Diagram Dimensions ...

Page 47

... Table 2, page 5: revised Note 3. Page 12: added single-channel information to Functional Description. Revision 0.42 to Revision 0.44 Table 3 on page 6 updated. Page 26: removed SB from Register 1, bit 0. Register 1, bit 0: removed SB and description from register. Register 5, bits 6,1 and 5,0: revised transmit path attenuation transmit and receive controls. Rev. 0.44 Si3016 47 ...

Page 48

... Si3016 Contact Information Silicon Laboratories Inc. 4635 Boston Lane Austin, TX 78735 Tel: 1+(512) 416-8500 Fax: 1+(512) 416-9669 Toll Free: 1+(877) 444-3032 Email: productinfo@silabs.com Internet: www.silabs.com The information in this document is believed to be accurate in all respects at the time of publication but is subject to change without notice. ...

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