LM1201N Video Amplifier System 12V 45mA DIP-16
The LM1201N Video Amplifier System is a high-speed, wideband analog video amplifier IC specifically developed for high-resolution monochrome and RGB display systems. It integrates a wideband video amplifier, a gated differential black-level clamp comparator for brightness control, and an internal attenuator circuit for contrast adjustment. This integration reduces the need for external components while ensuring precise DC restoration and stable video signal amplification. The device is especially suited for CRT-based display systems where accurate gain control and black-level stability are critical.
Internally, the LM1201N includes a voltage reference for video input biasing, a low-impedance output driver, and provisions for external gain setting and high-frequency peaking. The gated clamp comparator maintains consistent black levels during the reference portion of the video waveform, making it highly effective in monitor and video processing systems. Its wide bandwidth and fast rise/fall times make it capable of handling high-frequency video signals without distortion, ensuring sharp image reproduction in professional display environments.
Features:
- Wideband video amplifier.
- Integrated contrast control attenuator.
- Gated differential black-level clamp comparator.
- Built-in video input voltage reference.
- External gain adjustment capability.
- High-frequency peaking support.
- Low impedance output driver.
- Suitable for RGB and monochrome systems.
- Fast rise and fall time performance.
Specifications:
| Parameter | Value |
|---|---|
| Supply Voltage (VCC): | 10.8V to 13.2V |
| Typical Supply Voltage: | 12V |
| Supply Current: | 45mA |
| Bandwidth (-3 dB): | 200MHz |
| Video Gain (Max): | 8V/V |
| Rise Time: | 2.5ns |
| Fall Time: | 3ns |
| Operating Temperature: | 0°C to +70°C |
| Package Type: | DIP-16 (N16E) |
| Output Current: | 28mA (max) |
| Power Dissipation: | 1.56W |
Pinout:
| Pin No. | Pin Name | Description |
|---|---|---|
| 1 | GND | Ground |
| 2 | Clamp Capacitor | Black level clamp capacitor |
| 3 | Voltage Reference | 2.6V reference output |
| 4 | Contrast Control | Gain control input |
| 5 | Clamp Gate | Clamp enable control |
| 6 | Clamp (+) | Comparator input |
| 7 | GND | Ground |
| 8 | Video Output | Amplified video output |
| 9 | Clamp (-) | Comparator input |
| 10 | VCC3 | Output stage supply |
| 11 | Drive | Gain set |
| 12 | VCC2 | Supply |
| 13 | NC | Not Connected |
| 14 | NC | Not Connected |
| 15 | VCC1 | Supply |
| 16 | Video Input | AC coupled video input |
Applications:
- CRT video amplifiers.
- RGB monitor systems.
- PC monitors and workstations.
- Video switches.
- High-frequency video preamplifiers.
- Wideband gain control circuits.
- Printers and facsimile machines.
- Industrial display systems.
Packages Included:
- 1x LM1201N Video Amplifier System 12V 45mA DIP-16.
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