Datasheet Details
| Part number | TDA4443 |
|---|---|
| Manufacturer | STMicroelectronics |
| File Size | 150.36 KB |
| Description | MULTISTANDARD VIDEO IF AMPLIFIER |
| Datasheet | TDA4443_STMicroelectronics.pdf |
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Overview: TDA4443 MULTISTANDARD VIDEO IF AMPLIFIER . . . . . . . . . . . . . SWITCHING OFF THE IF AMPLIFIER WHEN OPERATING IN VTR MODE DEMODULATION OF NEGATIVE OR POSITIVE IF SIGNALS. THE OUTPUT REMAINS ON THE SAME POLARITY IN EVERY CASE IF AGC AUTOMATICALLY ADJUSTED TO THE ACTUAL STANDARD TWO AGC POSSIBILITIES FOR B/G MODE : 1. GATED AGC 2. UNGATED AGC ON SYNC.
| Part number | TDA4443 |
|---|---|
| Manufacturer | STMicroelectronics |
| File Size | 150.36 KB |
| Description | MULTISTANDARD VIDEO IF AMPLIFIER |
| Datasheet | TDA4443_STMicroelectronics.pdf |
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The TDA4443 is a Video IF amplifier with standard switch for multistandard colour or monochrome TV sets, and VTR’s.
DIP16 (Plastic Package) ORDER CODE : TDA4443 PIN CONNECTIONS IF INPUT STANDARD SWITCHING GROUND IF AGC TIME CONSTANT DELAYED TUNER AGC OUTPUT TUNER AGC ADJUST GATING PULSE INPUT REFERENCE LC NETWORK 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 IF INPUT GROUND NOT TO BE CONNECTED SUPPLY VOLTAGE V CC NOT TO BE CONNECTED VIDEO SIGNAL OUTPUT DISCHARGE TIME CONSTANT REFERENCE LC NETWORK 4443-01.EPS December 1992 1/7 TDA4443 BLOCK DIAGRAM VIDEO OUTPUT 11 10 TDA4443 WIDE BAND AMPLIFIER IF INPUT IF INPUT 16 1 VIDEO DEMODULATOR IW 9 8 CONTROL AMPLIFIER 3 15 TUNER CONTROL STANDARD SWITCH VS 2 4 5 6 TUNER AGC ADJUST 13 SUPPLY UNIT GATING AMPLIFIER 7 GATING PULSE TUNER AGC OUTPUT VCC GENERAL DESCRIPTION This video IF processing circuit integrates the following functional blocks : Three symmetrical, very stable, gain controlled wideband amplifier stages - without feedback by a quasi-galvanic coupling.
Demodulator controlled by the picture carrier Video output amplifier with high supply voltage .
| Part Number | Description |
|---|---|
| TDA4445A | SOUND IF AMPLIFIER |
| TDA4445B | SOUND IF AMPLIFIER |
| TDA440S | TV Video IF System |
| TDA4420 | VISION IF SYSTEM WITH AFC |
| TDA4426 | VIDEO IF Amplifier with Demodulator and AFC |
| TDA4427 | VIDEO IF Amplifier with Demodulator and AFC |
| TDA4433 | TV SIGNAL IDENTIFICATION CIRCUIT AND AFC INTERFACE |
| TDA4092 | 5 BIT BINARY TO 7-SEGMENT DECODER DRIVER |
| TDA4190 | TV SOUND CHANNEL WITH DC CONTROLS |
| TDA4605 | CONTROL CIRCUIT FOR SWITCH MODE POWER SUPPLIES USING MOS TRANSISTORS |