CXA1797Q
Pin Description
(Ta = 25°C, dual-power supply configuration, VCC = 5.5 V, VEE = 5.5 V, DVCC = 5.0 V)
Typical pin voltage
Pin
Symbol
No.
I/O Z (in)
Equivalent circuit
Description
DC
AC
VCC
1
BUFFER OUT1
Recording volume
input buffer output
0.0V –10dBv
O
O
I
—
147
6.5k
51 BUFFER OUT2
VEE
VCC
2
VOLUME OUT1
Recording volume
output
0.0V –10dBv
—
50 VOLUME OUT2
6.5k
147
VEE
VCC
VCT
3
REC IN1
–26dBv
0.0V
40kΩ
Recording input
49 REC IN2
(–25dBm)
147
VEE
VCC
4
DOLBY TCH 1
VEE
—
Time constant for
the HLS
—
—
48 DOLBY TCH2
+0.4V
147
VEE
—4—