cxa2074q Sony Electronics, cxa2074q Datasheet - Page 9

• Manufacturer Part Number: cxa2074q
• Description: Us Audio Multiplexing Decoder
• Manufacturer: Sony Electronics

QFP SDIP
21
22
25
23
24
Pin No.
23
24
27
25
26
Symbol
SUBOUT
STIN
SAPIN
NOISETC
SAPOUT
voltage
4.0V
4.0V
4.0V
3.0V
4.0V
Pin
(22)
24
2k
18k
2k
147
200k
24k
8k
2k
4V
10µ
2
10k
2k
3k
Equivalent circuit
5P
(23)
25
23k
2k
4k
11.7k
20k
14.4k
1k
4k
– 9 –
50µ
Vcc
23k
580
580
580
580
4V
10P
4k
2k
3k
147
1k
18k
10k
147
147
(21)
3.3k
23
Vcc
Vcc
4k
V
(25)
27
(24)
CC
26
4V
Vcc
(L – R) signal output pin.
Input the (L – R) signal from
SUBOUT (Pin 23 (21)).
Input the (SAP) signal from
SAPOUT (Pin 26 (24)).
Set the time constant for the
noise detection circuit.
(Connect a 4.7µF capacitor
between this pin and GND.)
SAP FM detector output pin.
Description
CXA2074Q/S