Pin Details of IC TDA1190

Pin Details of IC TDA1190

Substitute : TDA3191, CA1190, TDA1190Z .
Functions :
  1. Sound IF, Limiter amplifier
  2. Low pass filter
  3. FM detector
  4. DC volume control
  5. AF amplifier
  6. AF output

Pin
No.
FunctionsVoltage
1.Sound IF input2.5
2.Soud IF decoupling2.5
3.Soud IF decoupling2.5
4.Ground (-Ve supply voltage)0
5.Ground (-Ve supply voltage)0
6.FM detector (tank circuit)2
7.FM detector(tank circuit)2
8.DC Volume control (electronic attenuator)2
9.Audio frequency feedback10
10.Compensation for sound quality0.2
11.Audio frequency output10
12.Ground (-Ve supply voltage)0
13.Ground (-Ve supply voltage)0
14.Positive (+Ve supply voltage)24
15.Ripple rejection10
16.De-emphasis (frequency attenuator)2.5


Pin Details of IC TDA1180

Pin Details of IC TDA1180

Substitute : KA2137
Functions :
  1. Vertical sync separator
  2. Blanking pulse Generator
  3. Pulse shaper
  4. Vertical Oscillator
Pin
No.
FunctionsVoltage
1.Positive(+Ve supply voltage)11
2.Inverting output from output stage3.8
3.non Inverting output from output stage-
4.Protection switch-
5.Phase shifter & phase comparator7.6
6.Pulse shaper2
7.Blanking pulse generator-
8.Sync separator0.6
9.Vertical sync separator(50Hz)0.9
10.Vertical sync output stage (50Hz)0.2
11.Coinsidence detector77.3
12.Time constant & control constant switch2.8
13.Phase comprator (oscillator sync)2.8
14.Vertical oscillator6.2
15.Vertical oscillator2.7
16.Ground (-Ve supply voltage)0


Pin Details of IC TDA1170S

Pin Details of IC TDA1170S

Substitute : TDA1170D
Functions :
  1. Vertical synchronisation circuit
  2. Vertical oscillator
  3. Ramp generator
  4. High power gain amplifier
  5. FlyBack generator
  6. Voltage generator
Pin
No.
FunctionsVoltage
1.Ramp(sawtooth) output5
2.Main supply voltage (+Ve terminal)15
3.Vertical flyback (blanking 50Hz.)1.5
4.Ground (-Ve supply voltage )0
5.Ground (-Ve supply voltage )0
6.Vertical output (50Hz.)10
7.Power amplifier(vertical output)supply voltage14.5
8.Regulator voltage5
9.Hight adjustment6.6
10.Sync input-0.1
11.Vertical oscillator(50Hz)& frequency control(V-Hold)2.4
12.Ground (-Ve supply voltage )0
13.Ground (-Ve supply voltage )0
14.Amplifier input1.8
15.Conpensation (for vertical liniearity)0.4
16.Ramp (sawtooth)generator3


 
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