CXA3117AN データシートの表示（PDF） - Sony Semiconductor

部品番号

コンポーネント説明

メーカー

CXA3117AN

IF Amplifier for M-ary FSK Pagers

Sony Semiconductor 

CXA3117AN

Pin

No.

Symbol

Pin

voltage

8 QUAD

1.4V

Equivalent circuit

VCC

20k 22k

8

20p

GND

Description

Connects the phase shifter of FM

detector circuit.

9 C1

10 C2

11 C3

0.2V

9

10

11

VCC

35k

50k

Connects the capacitor that determines

the LPF cut-off.

GND

12 FIL SW

—

12

72

20k

140k

Switches the LPF cut-off.

Cut-off is decreased by setting this pin

high.

(Applied voltage range: –0.5V to +7.0V)

GND

13 RSSI

0.1V

13

VCC

7k 7k

RSSI circuit output.

70k

GND

14 CHG OFF —

14

72

20k

100k

Sets off the quick charge circuit

current. The charge current is off by

setting Pin 18 low and Pin 14 high.

GND

–3–

Share Link: