CD22354A, CD22357A
Electrical Specifications
PARAMETER
V+ = 5V
±5%,
V- = -5V
±
5%, BCLK
R
= BCLK
X
= MCLK
X
= 1.544MHz, V
IN
= 0dBm0,
T
A
= 0
o
C to 70
o
C
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNITS
TRANSMIT AND RECEIVE FILTER TRANSFER CHARACTERISTICS
Transmit Gain
(Relative to Gain at 1020Hz)
Input Amplifier Set to Unity Gain
G
RX
f = 16Hz
f = 50Hz
f = 60Hz
f = 200Hz
f = 300Hz to 3000Hz
f = 3300Hz
f = 3400Hz
f = 4000Hz
f
≥
4600Hz,
Measure 0 - 4kHz Response
Receive Gain
(Relative to Gain at 1020Hz)
(Includes (SIN X)/X Compensation)
G
RR
f = 0Hz to 3000Hz
f = 3300Hz
f = 3400Hz
f = 4000Hz
-
-
-
-1.8
-0.15
-0.35
-0.7
-
-
-
-
-
-
-
-
-
-
-
-40
-30
-26
-0.1
0.15
0.05
0
-14
-32
dB
dB
dB
dB
dB
dB
dB
dB
dB
-0.15
-0.35
-0.9
-
-
-
-
-
0.15
0.05
0
-14
dB
dB
dB
dB
AC Specifications
Unless otherwise specified, the following conditions apply:
V+ = 5V
±5%,
V- = -5V
±5%
GND
A
, GND
D
= 0V, F
FX
= 1020Hz at 0dBm0
Transmit input amplifier operating in a unity gain configuration
Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0
o
C to 70
o
C
Receive output is measured single-ended. All output levels are
(SIN X)/X corrected.
Definition
AMPLITUDE RESPONSE
Absolute Levels Definition:
V
REF
= -2.5V
Nominal 0dBm0 level. . . . . . . . . . . . . . . . . . . . . . 4dBm into 600Ω
1.2276V
RMS
Maximum Overload Level:
Voltage reference (V
REF
) of -2.5V . . . . . . . . . . . . . . . . 2.5V
µ-Law
2.49V A-Law
AC Specifications Encoding Format at D
X
Output
CD22354A
µ-LAW
V
IN
(at GS
X
) = +Full-Scale
V
IN
(at GS
X
) = 0V
1
1
0
V
IN
(at GS
X
) = -Full-Scale
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
1
1
0
0
CD22357A
A-LAW
(INCLUDES EVEN BIT INVERSION)
0
1
1
0
1
0
0
1
0
1
1
0
1
0
0
1
0
1
1
0
1
0
0
1
0
1
1
0
4-167
HARRIS [ HARRIS CORPORATION ]
