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TDA4445B |
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| Part Number | TDA4445B |
| Manufacturer | STMicroelectronics (https://www.st.com/) |
| Description | TDA4445A : Sound IF amplifier, with FM processing for quasi parallel sound system. TDA4445B : Sound IF amplifier, with FM processing and AM demodulator, for multi-standard sound TV appliances. TDA4445... |
| Features |
NNECTED GROUND FM MODULATED SOUND OUTPUT SUPPLY VOLTAGE NOT TO BE CONNECTED REFERENCE L.C. NETWORK
4445-01.EPS
NOT TO BE CONNECTED REFERENCE L.C. NETWORK
December 1992
1/6
TDA4445A - TDA4445B
BLOCK DIAGRAMS TDA4445A
TDA4445B
GENERAL DESCRIPTION
Quasi parallel sound operation : High phase accuracy of the carrier signal proc2/6
. . . .
This circuit includes the following functions : Three symmetrical and gain controlled wide band amplifier stages, which are extremely stable by quasi DC coupling without feedback. Averaging AGC with discharge control circuit AGC voltage generator
AM-Demo... |
| Document |
 TDA4445B Data Sheet
PDF 72.19KB |
| Distributor | Stock | Price | Buy |
|---|
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | TDA4445A |
ST Microelectronics |
SOUND IF AMPLIFIER |
|
| 2 | TDA4445A |
TEMIC Semiconductors |
Quasi Parallel Sound Processing with Quadrature Intercarrier Demodulator |
|
| 3 | TDA4445B |
TEMIC Semiconductors |
Quasi Parallel Sound Processing with Quadrature Intercarrier Demodulator |
|
| 4 | TDA4443 |
ST Microelectronics |
MULTISTANDARD VIDEO IF AMPLIFIER |
|
| 5 | TDA440 |
GEC Plessey Semiconductors |
Video IF Amplifier / Demodulator |
|