IDT821621J8 IDT, Integrated Device Technology Inc, IDT821621J8 Datasheet - Page 18

• Manufacturer Part Number: IDT821621J8
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of IDT821621J8

• Number Of Channels: 1
• On-hook Transmission: Yes
• Polarity Reversal: No
• 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

IDT821621
Test Circuits
R
R
R
R
2
2
2
2
V
L
L
L
L
L
V
L
V
Figure 9 Four-Wire Longitudinal Signal Generation
AB
4-L Long. Sig. Gen. = 20 log (V
Gain 2-4 = 20 log (VTX / V
A (TIP)
B (RING)
A (TIP)
B (RING)
Figure 10 Two-to-Four Wire Gain
SLIC
SLIC
AGND
AGND
16
RSN
RSN
VTX
VTX
AB
)
L
/ V
RX
)
R
R
T
T
R
R
RX
RX
V
RX
LONG HAUL SLIC
October 8, 2003