821611J8 IDT, Integrated Device Technology Inc, 821611J8 Datasheet - Page 19
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821611J8
Manufacturer Part Number
821611J8
Description
Manufacturer
IDT, Integrated Device Technology Inc
Datasheet
1.821611J8.pdf
(21 pages)
Specifications of 821611J8
Number Of Channels
1
On-hook Transmission
Yes
Polarity Reversal
Yes
On-chip Ring Relay Driver
Yes
Operating Supply Voltage (typ)
3.3/5V
Operating Temp Range
-40C to 85C
Package Type
PLCC
Operating Temperature Classification
Industrial
Pin Count
32
Mounting
Surface Mount
Lead Free Status / RoHS Status
Not Compliant
IDT821611
Test Circuits
R
L
Figure 11 Four-to-Two Wire Gain and Four-to-Four Wire Gain
R
V
L
AB
Gain 4-2 = 20 log (V
Gain 4-4 = 20 log (VTX / V
A (TIP)
B (RING)
Figure 12 Loop Detector Switching
A (TIP)
B (RING)
SLIC
SLIC
VCC
17
AGND
AB
RSN
VTX
/ V
DET
RX
RX
)
)
6.2 kΩ
R
T
R
RX
V
RX
15 pF
LONG HAUL SLIC
October 8, 2003