LA1650 Datasheet, PDF (7/14 Pages) Sanyo Semicon Device – Time Code Reception ICs

Continued from preceding page.
Pin No.
Function
LA1650, 1650C
No-signal voltage (V)
Notes
Equivalent circuit
4
10
Amplifier (2) output
11
12
REC input
13
14
REC output
0.7
Emitter-follower output
10
11
17
A12764
RIN
RIN
12
Full-wave rectifier circuit input
0.8
R_IN = 20 kΩ
13
4
Full-wave rectifier circuit output
R_OUT = 75 kΩ
ROUT
0.8
High-frequency components
14
are smoothed by the capacitor
connected between pin 14 and
ground.
17
A12765
A12766
15
DEC input
16
DEC output
17
GND
18
REG
0.7
Wave shaping circuit input
15
17
4
Wave shaping circuit output
ROUT
—
R_OUT = 100 kΩ
16
This pin outputs the time code.
(Inverted output)
17
0
A12767
A12768
4
5
18
0.8
Vreg = V_CC – 0.7 V
17
A12769
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