Overview
The ADV7173KST, produced by Analog Devices Inc., is an integrated Digital Video Encoder designed to convert digital CCIR-601 4:2:2 8-bit component video data into standard analog baseband television signals compatible with worldwide PAL and NTSC standards. This component is part of the ADV7172/ADV7173 family and is housed in a 48-lead LQFP (7mm x 7mm) surface mount package. It features advanced power management, on-board SSAF (Super Sub-Alias Filter) for optimal video quality, and various output options including Composite, S-VHS Y/C, RGB, and YUV video.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Operating Temperature | 0°C | 70°C | |||
| CLOCK Frequency | 24.5454 MHz (NTSC), 29.5 MHz (PAL) | 27 MHz | Hz | ||
| SCLOCK Frequency | 0 | 400 kHz | Hz | ||
| Analog Output Delay | 7 ns | ns | |||
| DAC Analog Output Skew | 0 ns | ns | |||
| Package Type | 48-Lead LQFP (7mm x 7mm) |
Key Features
- Conversion of digital CCIR-601 4:2:2 8-bit component video data to analog baseband television signals (PAL and NTSC compatible)
- Six 10-bit DACs for various video outputs: Composite, S-VHS Y/C, RGB, and YUV
- On-board SSAF (Super Sub-Alias Filter) for studio-quality video playback with extended luminance frequency response and sharp stopband attenuation
- Luma sharpness control and programmable luma filters (low-pass, notch, extended SSAF, CIF, and QCIF)
- Programmable chroma filters and subcarrier frequency and phase
- Integrated subcarrier locking to external video source and color signal control/burst signal control
- Interlaced and noninterlaced operation with complete on-chip video timing generator
- Programmable multimode master/slave operation and 2-wire serial MPU interface (I2C-compatible and Fast I2C)
- Advanced power management with autodetect and automatic power down of DACs if not correctly terminated
Applications
The ADV7173KST is suitable for a wide range of video encoding applications, including:
- Consumer electronics such as DVD players, set-top boxes, and gaming consoles
- Professional video equipment like video capture cards and video editing systems
- Industrial and medical imaging devices requiring high-quality video output
- Automotive infotainment systems
Q & A
- What is the primary function of the ADV7173KST?
The primary function of the ADV7173KST is to convert digital CCIR-601 4:2:2 8-bit component video data into standard analog baseband television signals compatible with PAL and NTSC standards.
- What types of video outputs does the ADV7173KST support?
The ADV7173KST supports various video outputs including Composite, S-VHS Y/C, RGB, and YUV video.
- What is the SSAF feature in the ADV7173KST?
The SSAF (Super Sub-Alias Filter) feature provides studio-quality video playback with extended luminance frequency response and sharp stopband attenuation.
- Does the ADV7173KST support power management features?
Yes, the ADV7173KST includes advanced power management with autodetect and automatic power down of DACs if not correctly terminated.
- What is the operating temperature range of the ADV7173KST?
The operating temperature range of the ADV7173KST is from 0°C to 70°C.
- What package type is the ADV7173KST available in?
The ADV7173KST is available in a 48-lead LQFP (7mm x 7mm) surface mount package.
- Does the ADV7173KST support both interlaced and noninterlaced video operation?
Yes, the ADV7173KST supports both interlaced and noninterlaced video operation.
- What kind of clock input does the ADV7173KST require?
The ADV7173KST requires a stable 27 MHz reference clock for standard operation, or alternatively, a 24.5454 MHz (NTSC) or 29.5 MHz (PAL) clock for square pixel operation.
- Does the ADV7173KST have any additional features for video timing and control?
Yes, the ADV7173KST includes a complete on-chip video timing generator and supports programmable multimode master/slave operation.
- How does the ADV7173KST handle subcarrier locking?
The ADV7173KST features integrated subcarrier locking to an external video source.
