CXA3067 데이터 시트보기 (PDF) - Sony Semiconductor

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CXA3067

Wide Band FSK Receiver

Sony Semiconductor 

CXA3067M

Pin Description and Equivalent Circuit

Pin

Typical

Symbol

No.

voltage (V)

Equivalent circuit

1 REFIN

3.4

500

Description

DVCC External clock input

11

and X’tal connection for

reference oscillator.

1

2

2 XTAL

4.0

X’tal connection for

9 reference oscillator.

DGND

20k

2.5

3 FSET1

3

(OPEN)

20k

11 DVCC

9 DGND

The pin for channel selection.

The condition of pin 3 has

3 states.

Connect to 5 V source for “Hi”

selection and connect to GND for

“Low” selection and leave open.

20k

3.0

4 RDSW

4

(OPEN)

25k

30k

11 DVCC

9 DGND

Reference frequency selection.

Connect to GND when reference

frequency is 14.3125 MHz or

14.31818 MHz and leave open

when reference frequency is

7.15625 MHz or 7.15909 MHz.

5 CPLF

2.0

DVCC

11

6

VT 0.3 to VCC

9

DGND

10k

100

100

Charge pump output.

Connect to loop filter.

5

6

Connect to loop filter.

OSC tuning voltage output.

—3—

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