
36
IDT821054 QUAD PROGRAMMABLE PCM CODEC WITH MPI INTERFACE
INDUSTRIAL TEMPERATURE RANGE
6.3
ANALOG INTERFACE
Parameter
Description
Min.
Typ.
Max.
Units
Test Conditions
VOUT1
Output voltage, VOUT
2.25
2.4
2.6
V
Alternating ±zero, -law PCM code
applied to DR
VOUT2
Output voltage swing, VOUT
3.25
Vp-p
RL = 300
RI
Input resistance, VIN
30
40
60
k
0.25 V < VIN < 4.75 V
RO
Output resistance, VOUT
20
0 dBm0, 1020 Hz PCM code applied to
DR
RL
Load resistance, VOUT
300
External loading
CL
Load capacitance, VOUT
100
pF
External loading