82V1671JG8 IDT, Integrated Device Technology Inc, 82V1671JG8 Datasheet - Page 76
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82V1671JG8
Manufacturer Part Number
82V1671JG8
Description
Manufacturer
IDT, Integrated Device Technology Inc
Datasheet
1.82V1671JG8.pdf
(107 pages)
Specifications of 82V1671JG8
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
Compliant
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RSLIC & CODEC CHIPSET
LREG7: Analog Gain Selection, AC/DC Ring Trip Selection, Ring Generator and Tone Generators Enable, Read/Write (06H/86H)
LREG8: Ramp Generator Enable, Level Meter Path Selection and Notch/Bandpass Filter Characteristic Configuration, UTD Source
IM_629
RING
RT_SEL
RING_EN
TG2_EN
TG1_EN
Selection and UTD Enable, Read/Write (07H/87H)
RAMP_EN
LM_NOTCH
LM_FILT
LM_SRC
Command
Command
I/O data
I/O data
RAMP_EN
SM[2:0] = '011':
SM[2:0] = '100':
SM[2:0] = '101':
SM[2:0] = '110':
SM[2:0] = '111':
Analog Gain for Impedance Scaling (AGIS)
IM_629 = 0:
IM_629 = 1:
CODEC operating mode control bit
RING = 0:
RING = 1:
AC/DC ring trip selection
RT_SEL = 0:
RT_SEL = 1:
Enable the internal ring generator
RING_EN = 0:
RING_EN = 1:
Enable Tone Generator 2 (TG2)
TG2_EN = 0:
TG2_EN = 1:
Enable Tone Generator 1 (TG1)
TG1_EN = 0:
TG1_EN = 1:
Enable Ramp Generator
RAMP_EN = 0:
RAMP_EN = 1:
Level meter notch/bandpass filter characteristic selection
LM_NOTCH = 0:
LM_NOTCH = 1:
Level meter filter (bandpass/notch) enable
LM_FILT = 0:
LM_FILT = 1:
Level meter AC/DC source selection
LM_SRC = 0:
LM_SRC = 1:
R/W
R/W
b7
b7
Reserved
Reserved
b6
b6
0
0
Ring Open;
Tip Open;
Internal Test;
Low Power Standby;
Power Down.
600 Ω (only for loops with 600 Ω equivalent impedance) (default);
900 Ω (for all loops including those with 600 Ω equivalent impedance).
Ring mode is disabled (default);
Ring mode is enabled.
AC Ring Trip is selected (default);
DC Ring Trip is selected.
internal ringing stops (default);
internal ringing starts.
TG2 is disabled (default);
TG2 is enabled.
TG1 is disabled (default);
TG1 is enabled.
ramp generator is disabled (default);
ramp generator is enabled.
notch filter characteristic is selected (default);
bandpass filter characteristic is selected.
level meter filter (bandpass/notch) is disabled (default);
level meter filter (bandpass/notch) is enabled.
signal from DC path is selected for level metering (default);
signal from AC path is selected for level metering.
LM_NOTCH
IM_629
b5
b5
0
0
LM_FILT
RING
76
b4
b4
0
0
LM_SRC
RT_SEL
b3
b3
0
0
RING_EN
DC_SRC
b2
b2
1
1
IDT82V1671/IDT82V1671A, IDT82V1074
UTD_SRC
TG2_EN
b1
b1
1
1
UTD_EN
TG1_EN
b0
b0
0
1
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