T4224B-CC 查看數據表（PDF） - Temic Semiconductors

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T4224B-CC

Time Code Receiver

Temic Semiconductors 

U4224B

Application Circuit for JG2AS 40 kHz

+ VCC

CONTROL LINES

Ferrite Antenna

1

fres = 40 kHz

2

3

4

5

40 kHz 2)

6

C1

7

W 680 pF C2 1 M

8

220 nF R

U4224B

16

15

14

40 kHz

13

TCO

PON 3) MICROCOMPUTER

SL 1)

KEYBOAR

12

11

C3

DISPLAY

10 10 nF

1) If SL is not used, SL is connected to VCC

9

2) 40 kHz crystal can be replaced by 22 pF

3) If IC is activated, PON is connected to GND

94 7724 e

10 (17)

TELEFUNKEN Semiconductors

Rev. A3, 02-Apr-96

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