Overview
The ADV7194KSTZ is a professional extended-10 video encoder produced by Analog Devices Inc. This device is part of the new generation of video encoders, offering enhanced performance and a range of advanced features. It supports multiple video standards, including NTSC-M, NTSC-N (Japan), PAL N, PAL-B/D/G/H/I, and PAL-60, making it versatile for various applications. The ADV7194KSTZ integrates 10-bit conversion, 10-bit digital video data processing, and 10-bit external interfacing, along with a 54 MHz internal PLL for 4× oversampling.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions |
|---|---|---|---|---|---|
| Resolution (Each DAC) | 10 | Bits | |||
| Accuracy (Each DAC) Integral Nonlinearity | ±1.0 | LSB | |||
| Differential Nonlinearity | ±1.0 | LSB | |||
| Input High Voltage, VINH | 2 | V | VIN = 0.4 V or 2.4 V | ||
| Input Low Voltage, VINL | 0.8 | V | VIN = 0.4 V or 2.4 V | ||
| Input Current, IIN | ±1 | µA | VIN = 0.4 V or 2.4 V | ||
| Output High Voltage, VOH | 2.4 | V | ISOURCE = 400 µA | ||
| Output Low Voltage, VOL | 0.4 | V | ISINK = 3.2 mA | ||
| Supply Voltage | 3.3 / 5 | V | |||
| Package | 80-Lead LQFP |
Key Features
- Multistandard video output with support for NTSC and PAL standards
- 4× oversampling with internal 54 MHz PLL
- Programmable video control including digital noise reduction, gamma correction, black burst signal generation, and chroma delay
- Luma SSAF™ (Super Sub-Alias Filter) and additional chroma filters
- Average brightness detection and field counter
- CGMS (Copy Generation Management System) and WSS (Wide Screen Signaling) support
- Closed captioning and teletext insertion port (PAL-WST)
- 2-wire serial MPU interface (I2C compatible and fast I2C)
- Composite video (CVBS), S-Video (Y/C), component YUV or RGB, and analog progressive scan in YPrPb format output
Applications
- Professional DVD playback systems
- PC video and multimedia playback systems
- Progressive scan playback systems
- Professional studio equipment
Q & A
- What are the supported video standards by the ADV7194KSTZ? The ADV7194KSTZ supports NTSC-M, NTSC-N (Japan), PAL N, PAL-B/D/G/H/I, and PAL-60 standards.
- What is the resolution of the DACs in the ADV7194KSTZ? The resolution of each DAC is 10 bits.
- What is the supply voltage range for the ADV7194KSTZ? The supply voltage range is 3.3 V and 5 V.
- What package type is the ADV7194KSTZ available in? The ADV7194KSTZ is available in an 80-Lead LQFP package.
- Does the ADV7194KSTZ support closed captioning? Yes, the ADV7194KSTZ supports closed captioning.
- What types of video outputs does the ADV7194KSTZ support? The ADV7194KSTZ supports composite video (CVBS), S-Video (Y/C), component YUV or RGB, and analog progressive scan in YPrPb format.
- Is the ADV7194KSTZ compatible with progressive scan devices? Yes, the ADV7194KSTZ is compatible with progressive scan devices.
- What is the function of the internal 54 MHz PLL in the ADV7194KSTZ? The internal 54 MHz PLL is used for 4× oversampling.
- Does the ADV7194KSTZ have digital noise reduction and gamma correction features? Yes, the ADV7194KSTZ includes digital noise reduction and gamma correction features.
- What interface does the ADV7194KSTZ use for communication with the microprocessor? The ADV7194KSTZ uses a 2-wire serial MPU interface (I2C compatible and fast I2C).
