U4224B Datasheet, PDF (10/17 Pages) TEMIC Semiconductors – Time Code Receiver

U4224B
Application Circuit for JG2AS 40 kHz
+ V_CC
CONTROL LINES
Ferrite Antenna
1
f_res = 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