PIN DETAIL of IC A241D

PIN DETAIL of IC A241D

Substitute :TDA2541, TDA3541,TDA8341.


Function :

1. Video IF amplifier
2. AGC
3.AFC detector
4.Video detector

Pin

No.

Functions
Voltage
1.
Balance IF. Inp
4.7
2.
Decoupling capacitor
for the D.C.feedback loop of the If amplifier
4.7
3.
Adjusting pin for starting point of tuner AGC
1.3
4.
Tuner AGC Output
3.3
5.
AFT Output
5.5
6.
AFT On/off Switch
11
7.
AFT circuit to obta in π/2 phase shift
of the reference carier
3.8
8.
Circuit of passive regeneration of the IF picture carrier
7.9
9.
Circuit of passive regeneration of the IF picture carrier
7.9
10.
AFT Circuitry to obta in π/2 phase shift of the reference carier
3
11.
Positive (+Ve)supply voltage(10.2 to 13.2V;40 to 70mA)
12
12.
Video output
4.2
13.
Ground (-Ve supply voltage)
0
14.
IF AGC ,VCR switch
4.7
15.
Decoupling capacitor for the D.C.feedback loop
of the If amplifier Balanced IF input
2



 
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