IDT82V1671J IDT, Integrated Device Technology Inc, IDT82V1671J Datasheet - Page 5

• Manufacturer Part Number: IDT82V1671J
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of IDT82V1671J

• Number Of Channels: 4
• On-hook Transmission: Yes
• Polarity Reversal: Yes
• On-chip Ring Relay Driver: Yes
• Operating Supply Voltage (typ): 3.3V
• Operating Temp Range: -40C to 85C
• Package Type: PLCC
• Operating Temperature Classification: Industrial
• Pin Count: 28
• Mounting: Surface Mount
• Operating Current: 95mA
• Operating Supply Voltage (max): 3.465V
• Operating Supply Voltage (min): 3.135V
• Lead Free Status / RoHS Status: Not Compliant

RSLIC & CODEC CHIPSET
4
5
Interface ............................................................................................................................................................................................................50
4.1
4.2
4.3
4.4
Programming....................................................................................................................................................................................................59
5.1
5.2
5.3
5.4
3.9.5
3.9.6
PCM/MPI Interface ..................................................................................................................................................................................50
4.1.1
4.1.2
GCI Interface ...........................................................................................................................................................................................52
4.2.1
4.2.2
4.2.3
4.2.4
Analog POTS Interface............................................................................................................................................................................58
RSLIC and CODEC Interface ..................................................................................................................................................................58
Overview..................................................................................................................................................................................................59
5.1.1
5.1.2
Register/RAM Commands.......................................................................................................................................................................59
5.2.1
5.2.2
5.2.3
5.2.4
5.2.5
Registers Description ..............................................................................................................................................................................63
5.3.1
5.3.2
5.3.3
Programming Examples ..........................................................................................................................................................................83
5.4.1
3.9.4.2
3.9.4.3
3.9.4.4
3.9.4.5
3.9.4.6
Measurement via AC Level Meter ..............................................................................................................................................45
3.9.5.1
3.9.5.2
Measurement via DC Level Meter..............................................................................................................................................45
3.9.6.1
3.9.6.2
3.9.6.3
3.9.6.4
3.9.6.5
3.9.6.6
3.9.6.7
3.9.6.8
MPI Control Interface .................................................................................................................................................................50
PCM Interface ............................................................................................................................................................................51
4.1.2.1
4.1.2.2
4.1.2.3
Compressed GCI Mode..............................................................................................................................................................52
Linear GCI Mode ........................................................................................................................................................................52
Command/Indication (C/I) Channel ............................................................................................................................................55
4.2.3.1
4.2.3.2
GCI Monitor Transfer Protocol....................................................................................................................................................56
4.2.4.1
4.2.4.2
MPI Programming ......................................................................................................................................................................59
5.1.1.1
5.1.1.2
GCI Programming ......................................................................................................................................................................59
5.1.2.1
5.1.2.2
Register/RAM Command Format ...............................................................................................................................................59
Addressing the Local Registers..................................................................................................................................................59
Addressing the Global Registers................................................................................................................................................60
Addressing the FSK-RAM ..........................................................................................................................................................60
Addressing the Coe-RAM...........................................................................................................................................................61
Registers Overview ....................................................................................................................................................................63
Global Registers List ..................................................................................................................................................................65
Local Registers List ....................................................................................................................................................................73
Programming Examples for MPI Mode.......................................................................................................................................83
5.4.1.1
Level Meter Gain Filter and Rectifier ..........................................................................................................................41
Level Meter Integrator ................................................................................................................................................42
Level Meter Result Register .......................................................................................................................................43
Level Meter Shift Factor .............................................................................................................................................43
Level Meter Threshold Setting....................................................................................................................................43
Current Measurement via VTAC.................................................................................................................................45
AC Level Meter Operational State Flow .....................................................................................................................45
Offset Current Measurement ......................................................................................................................................45
Leakage Current Measurement..................................................................................................................................45
Loop Resistance Measurement..................................................................................................................................46
Line Resistance Tip/GND and Ring/GND...................................................................................................................46
Capacitance Measurement.........................................................................................................................................47
Voltage Measurement ................................................................................................................................................48
Voltage Offset Measurement......................................................................................................................................49
Ring Trip Operational Amplifier Offset Measurement.................................................................................................49
PCM Clock Configuration ...........................................................................................................................................51
Time Slot Assignment.................................................................................................................................................52
PCM Highway Selection .............................................................................................................................................52
Downstream C/I Channel Byte ...................................................................................................................................55
Upstream C/I Channel Byte........................................................................................................................................55
Monitor Channel Operation ........................................................................................................................................56
Monitor Handshake Procedure...................................................................................................................................56
Broadcast Mode for MPI Programming ......................................................................................................................59
Identification Code for MPI Programming...................................................................................................................59
Program Start Byte for GCI Programming..................................................................................................................59
Identification Command for GCI Programming...........................................................................................................59
Example of Programming the Local Registers via MPI ..............................................................................................83
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IDT82V1671/IDT82V1671A, IDT82V1074