CXA2104S Ver la hoja de datos (PDF) - Sony Semiconductor

Número de pieza

componentes Descripción

Fabricante

CXA2104S

US Audio Multiplexing Decoder

Sony Semiconductor 

Pin

No.

Symbol

Pin

voltage

11 COMPIN 4.0V

CXA2104S

Equivalent circuit

VCC

24k 24k

14k 147

11

34k

4V

24k

Description

Audio multiplexing signal

input pin.

12

VGR

1.3V

11k

3k 147

9.7k 19.4k VCC

× 4 12

2.06k

Band gap reference output

pin.

(Connect a 10µF capacitor

11k 11k between this pin and GND.)

13

IREF

1.3V

VCC

40k

40k 30k

30k 15k

×2

30p 1.8k

6.3k

16k

VCC

13

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.)

14 GND

—

15 SAPTC 4.5V

14

VCC

8k

3k

10k

1k

VCC

15

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.)

–5–

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