CXA2164Q 查看數據表（PDF） - Sony Semiconductor

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CXA2164Q

US Audio Multiplexing Decoder

Sony Semiconductor 

Pin

No.

Symbol

Pin

voltage

Equivalent circuit

CXA2164Q

Description

14 VGR

1.3V

11k

3k 147

9.7k 19.4k VCC

× 4 14

2.06k

Band gap reference output

pin.

(Connect a 10µF capacitor

11k 11k between this pin and GND.)

15 IREF

1.3V

VCC

40k

40k 30k

30k 15k

×2

30p 1.8k

6.3k

16k

VCC

15

147

30k

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 62kΩ (±1%)

resistor between this pin and

GND.)

16 NC

—

17 GND

—

18 SAPTC

4.5V

16

17

VCC

8k

3k

10k

1k

VCC

18

4k

↓ 50µ

—

Analog block GND.

Set the time constant for the

SAP carrier detection circuit.

(Connect a 4.7µF capacitor

between this pin and GND.)

19 NC

—

20 VCC

—

21 NC

—

19

20

21

–5–

—

Supply voltage pin.

—

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