Overview
The TVP5151IPBSR, produced by Texas Instruments, is an ultralow-power NTSC/PAL/SECAM video decoder. This device is designed to convert NTSC, PAL, and SECAM video signals into digital 8-bit ITU-R BT.656 format or 8-bit 4:2:2 component video with discrete syncs. It is available in a 32-terminal TQFP package and is optimized for low power consumption, making it suitable for battery-powered and portable applications. The decoder features advanced signal processing capabilities, including adaptive comb filtering, automatic gain control, and macrovision copy protection detection. It also supports various video output formats and includes an I2C serial interface for programming and control.
Key Specifications
| Specification | Description |
|---|---|
| Package Type | 32-terminal TQFP (TVP5151IPBSR) |
| Input Standards | NTSC (J, M, 4.43), PAL (B, D, G, H, I, M, N, Nc), SECAM (B, D, G, K, K1, L) |
| Input Types | Two composite video inputs or one S-video input |
| Analog-to-Digital Converter (ADC) | 9-bit, 27 MHz, 2× oversampled |
| Output Formats | 8-bit ITU-R BT.656 with embedded syncs, 8-bit 4:2:2 with discrete syncs |
| Power Consumption | Typical: 138 mW, Power-down mode: <1 mW |
| Operating Temperature | –40°C to 85°C (TVP5151IPBSR) |
| Supply Voltage | Variable digital I/O supply voltage range from 1.8 V to 3.3 V |
| Interface | I2C serial interface for programming and control |
Key Features
- Advanced programmable video output formats
- High-speed 9-bit analog-to-digital converter with 2× oversampling
- Adaptive comb filtering for luminance and chrominance noise reduction
- Macrovision copy protection detection
- Automatic gain control (AGC) and clamping for optimal signal-to-noise performance
- Support for teletext, closed caption, and other VBI data formats
- Programmable brightness, saturation, hue, and sharpness control via I2C
- Single 27.000-MHz crystal for all supported standards
- Internal phase-locked loop (PLL) for line-locked clock and sampling
- Power-on reset and power-down mode with low power consumption
Applications
- Digital televisions
- PDAs
- Notebook PCs
- Cell phones
- Video recorder/players
- Internet appliances/web pads
- Handheld games
- Surveillance systems
- Portable navigation devices
- Portable video projectors
Q & A
- What are the supported video input standards for the TVP5151IPBSR? The TVP5151IPBSR supports NTSC (J, M, 4.43), PAL (B, D, G, H, I, M, N, Nc), and SECAM (B, D, G, K, K1, L) video standards.
- What types of video inputs does the TVP5151IPBSR accept? The TVP5151IPBSR accepts two composite video inputs or one S-video input.
- What is the resolution of the analog-to-digital converter (ADC) in the TVP5151IPBSR? The ADC has a resolution of 9 bits and operates at a nominal speed of 27 MHz.
- What are the output formats supported by the TVP5151IPBSR? The TVP5151IPBSR supports 8-bit ITU-R BT.656 format with embedded syncs and 8-bit 4:2:2 format with discrete syncs.
- How much power does the TVP5151IPBSR consume in typical operating conditions? The TVP5151IPBSR consumes approximately 138 mW in typical operating conditions and less than 1 mW in power-down mode.
- What is the operating temperature range for the TVP5151IPBSR? The operating temperature range for the TVP5151IPBSR is –40°C to 85°C.
- What interface is used for programming and control of the TVP5151IPBSR? The TVP5151IPBSR uses an I2C serial interface for programming and control.
- Does the TVP5151IPBSR support macrovision copy protection detection? Yes, the TVP5151IPBSR supports macrovision copy protection detection.
- What advanced signal processing features does the TVP5151IPBSR include? The TVP5151IPBSR includes adaptive comb filtering, automatic gain control, and chrominance trap filtering.
- What types of VBI data does the TVP5151IPBSR support? The TVP5151IPBSR supports teletext, closed caption, and other VBI data formats.
