U4224B TEMIC Semiconductors, U4224B Datasheet - Page 10

• Manufacturer Part Number: U4224B
• Description: Time Code Receiver
• Manufacturer: TEMIC Semiconductors

Application Circuit for JG2AS 40 kHz
U4224B
10 (17)
Ferrite Antenna
f
res
680 pF
= 40 kHz
C
1
40 kHz
220 nF
C
2
2)
1 M
+ V
W
R
CC
1
2
3
4
5
6
7
8
U4224B
14
13
12
11
10
16
15
9
40 kHz
C
10 nF
3
PON
SL
1)
2)
3)
TCO
If SL is not used, SL is connected to V
40 kHz crystal can be replaced by 22 pF
If IC is activated, PON is connected to GND
1)
3)
MICROCOMPUTER
CONTROL LINES
TELEFUNKEN Semiconductors
DISPLAY
Rev. A3, 02-Apr-96
KEYBOAR
94 7724 e
CC