Overview
The ADV7391WBCPZ is a high-speed, digital-to-analog video encoder produced by Analog Devices Inc. It is part of the ADV7390/ADV7391/ADV7392/ADV7393 family, which are single monolithic chips designed to provide support for various analog video outputs. These encoders are optimized for low power operation, minimal footprint, and require few external components, making them ideal for portable and power-sensitive applications requiring TV-out functionality.
Key Specifications
| Specification | Details |
|---|---|
| Package Type | 32-Lead LFCSP (5mm x 5mm x 0.75mm w/ EP) |
| Analog Supply Voltage | 2.7 V or 3.3 V |
| Digital Supply Voltage | 1.8 V |
| I/O Voltage | 1.8 V or 3.3 V |
| Temperature Range | −40°C to +85°C (Commercial), −40°C to +105°C (Automotive) |
| Video DAC Resolution | 10-bit |
| Video Input Port | 8-bit (SDR for SD, DDR for HD) |
| Video Output Formats | Composite (CVBS), S-Video (Y-C), Component (YPrPb/RGB) |
| Video Formats Supported | Standard Definition (SD), High Definition (HD) |
| Clock Speed | Up to 216 MHz (16× oversampling) |
Key Features
- Programmable YCrCb to RGB matrix
- Gamma correction and undershoot limiter
- Macrovision Rev 1.2 and Rev 7.1.L1 support (for ADV7390/ADV7392)
- Copy generation management system (CGMS) and CGMS Type B support
- Dual data rate (DDR) input support
- Internal test pattern generator
- Color and black bar generation
- Controlled edge rates for start and end of active video
- Individual Y and PrPb output delay
- Digital noise reduction (DNR) and multiple chroma and luma filters
- I2C communication protocol support
Applications
- Mobile handsets
- Digital still cameras
- Portable media and DVD players
- Portable game consoles
- Digital camcorders
- Set-top boxes (STB)
- Automotive infotainment (for ADV7392 and ADV7393)
Q & A
- What is the ADV7391WBCPZ used for? The ADV7391WBCPZ is a digital-to-analog video encoder used for converting digital video signals into various analog video formats.
- What are the supported video output formats? The ADV7391WBCPZ supports composite (CVBS), S-Video (Y-C), and component (YPrPb/RGB) video outputs.
- What is the resolution of the video DACs? The video DACs have a 10-bit resolution.
- What are the supported video formats? The device supports standard definition (SD) and high definition (HD) video formats.
- What is the temperature range for the ADV7391WBCPZ? The temperature range is −40°C to +85°C for commercial use and −40°C to +105°C for automotive applications.
- Does the ADV7391WBCPZ support I2C communication? Yes, it supports the I2C communication protocol.
- What are some of the key features of the ADV7391WBCPZ? Key features include programmable YCrCb to RGB matrix, gamma correction, undershoot limiter, and internal test pattern generator.
- What applications is the ADV7391WBCPZ suitable for? It is suitable for mobile handsets, digital still cameras, portable media and DVD players, portable game consoles, digital camcorders, set-top boxes, and automotive infotainment.
- What is the package type of the ADV7391WBCPZ? The package type is 32-Lead LFCSP (5mm x 5mm x 0.75mm w/ EP).
- Does the ADV7391WBCPZ support Macrovision and CGMS? Yes, it supports Macrovision Rev 1.2 and Rev 7.1.L1, as well as CGMS and CGMS Type B.
