cxa2074q Sony Electronics, cxa2074q Datasheet - Page 8

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

QFP SDIP
Pin No.
15
16
17
18
19
18
19
20
21
22
Symbol
VGR
IREF
GND
SAPTC
V
CC
voltage
1.3V
1.3V
4.5V
Pin
—
—
11k
V
CC
6.3k
30p 1.8k
9.7k
2.06k
40k
8k
16k
V
CC
Equivalent circuit
19.4k
3k
4
40k
(17)
20
(19)
(15)
22
18
3k
V
30k
10k
– 8 –
CC
147
V
CC
147
(18)
21
V
1k
30k
CC
(16)
19
11k
15k
2
4k
50µ
30k
11k
Band gap reference output
pin.
(Connect a 10µF capacitor
between this pin and GND.)
Set the filter and VCO
reference current. The
reference current is adjusted
with the BUS DATA based
on the current which flows to
this pin.
(Connect a 62k (±1%)
resistor between this pin and
GND.)
Analog block GND.
Set the time constant for the
SAP carrier detection circuit.
(Connect a 4.7µF capacitor
between this pin and GND.)
Supply voltage pin.
Description
CXA2074Q/S