The TDA7040T is a monolithic integrated circuit for low-cost FM stereo radios with an absolute minimum of peripheral components and a simple layout.

TDA7040 Pinout

TDA7040 Pin Configuration
| Pin No | Pin Name | Description |
|---|---|---|
| 1 | GND | Ground |
| 2 | LF | Low Pass Filter |
| 3 | OSCA | Oscillator A |
| 4 | VP | Supply Voltage |
| 5 | R | Right Channel Output |
| 6 | L | Left Channel Output |
| 7 | BLEND | Blend Pin |
| 8 | MPX | MPX Pin |
TDA7040 Key Features
- Built-in four pole low pass filter with a 70 kHz corner frequency suppressing unwanted out-of-band input signals
- Fully integrated 228 kHz oscillator
- Pilot presence detector and soft mono/stereo blend
- Built-in interference suppression
- External stereo lamp driver applicable
- Adjustable gain
Application
You can download this datasheet for TDA7040 Low Voltage PLL Stereo Decoder from the link given below: