ADV7171KS - 10-Bit PAL/NTSC Video Encoder | Analog Devices
料号： ADV7171KS ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
ADV7171KS 概述
A digital video encoder is an interface and signal-conversion IC that accepts parallel digital video, applies encoding and color-processing functions, and generates composite or component analog video suitable for display equipment. Its role in the signal chain is between a digital video source and an analog display or broadcast interface. The ADV7171 family supports serial control through a 2-wire I2C-compatible interface and uses two slave addresses, allowing configuration of operating modes and encoder functions from a host controller.
The key verified feature set includes Digital CCIR-601 4:2:2 input support in either 8-bit or 16-bit formats, a 10-bit DAC, PAL and NTSC encoding capability, and advanced power management. The Analog Devices family description identifies the device as an integrated digital video encoder rather than a general-purpose processor. Its 44-lead MQFP package provides a defined gull-wing footprint for conventional surface-mount PCB assembly and is available in industrial-temperature component listings.
The ADV7171KS is appropriate when a design must preserve a digital video source while producing standard analog baseband output. The serial control interface simplifies integration with source-specific firmware, while the dedicated video encoder reduces the need for external DAC and encoding circuitry. Engineers should still verify clocking, sync polarity, pixel clock relationships, output loading, power sequencing, and analog video quality against the complete manufacturer datasheet before releasing a production layout.
Typical applications include DVD playback systems, portable video equipment, digital still cameras, laptop computers, video games, and PC video or multimedia products. In these systems, the encoder can convert decoded digital video into PAL or NTSC-compatible analog signals for downstream display or capture equipment. The dedicated encoder also supports integration into compact consumer products where board area and external component count are important.
A key design consideration is that analog baseband video requires careful PCB layout and signal-integrity control. Keep the encoder clock and digital-video traces away from sensitive output paths, provide clean power and ground connections, and follow the manufacturer’s recommended decoupling and output-network details. Because the supplied web data does not expose the complete electrical timing table, pin names, or exact operating limits, those values should not be inferred from generic video-encoder specifications.
This page consolidates verified manufacturer and distributor information, including the ADV7171KS application context, package identity, family capabilities, and replacement-search results. It is intended to support component selection and engineering research while clearly separating verified facts from parameters that still require confirmation in the complete ADV7170/ADV7171 datasheet.
直接替换替代料： ADV7171KS ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
ADV7171KSZ
✅ 直接替换📋 参考替代料（不在目录中）
ADV7171KSUZ
✅ 直接替换📋 参考替代料（不在目录中）
ADV7171KS-REEL
✅ 直接替换📋 参考替代料（不在目录中）
ADV7171KSUZ-REEL
✅ 直接替换📋 参考替代料（不在目录中）
ADV7170KS
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
ADV7171KS 规格参数
| Product Type | Integrated digital PAL/NTSC video encoder |
| Input Video Format | Digital CCIR-601 4:2:2 component video |
| Input Word Width | 8-bit or 16-bit |
| DAC Resolution | 10-bit |
| Supported Output Standards | PAL and NTSC analog baseband television |
| Output Signal Type | Standard analog baseband television signal |
| Control Interface | 2-wire serial bidirectional I2C-compatible port |
| Slave Addresses | 2 |
| ADV7170 Functional Difference | ADV7170 can output the Macrovision anticopy algorithm |
| 封装 | 44-lead MQFP, gull-wing, square |
| Package Pin Count | 44 pins |
| 安装类型 | Surface mount |
| Temperature Grade | Industrial |
| Power Management | Advanced power management |
| Video Applications | DVD playback, portable video, digital still cameras, laptop PCs, video games, PC video and multimedia |
ADV7171KS 44 pins 引脚配置指南
ADV7171KS（44 pins 封装）的引脚配置。 引脚编号、功能和连接图在制造商数据手册中定义。请参阅该手册以了解确切的封装尺寸和焊接指南。
暂无详细引脚数据： ADV7171KS.
请参阅 数据手册 以查看完整引脚配置。
典型应用
ADV7171KS 适用于 6 应用s: DVD Playback Systems, Portable Video Equipment, Digital Still Cameras, Laptop PCs and PC Video, Video Games, PC Multimedia and Video Capture.
DVD Playback Systems
The ADV7171KS fits DVD playback systems that decode digital video internally but need a PAL/NTSC analog baseband output for a television or downstream display. Its verified Digital CCIR-601 4:2:2 input support accepts 8-bit or 16-bit component data, while the integrated 10-bit DAC converts that data into an analog television signal. Using the dedicated encoder avoids a separate generic DAC and reduces the number of video-format conversion stages. The design must still verify pixel-clock frequency, sync timing, output loading, filtering, and connector requirements against the complete Analog Devices datasheet. In a finished player, the encoder should be placed according to the manufacturer’s recommended digital and analog layout practices so switching supplies and processor signals do not corrupt the video output.
推荐
Portable Video Equipment
The ADV7171KS is suitable for portable video equipment where a compact digital-video subsystem must produce an analog television signal. Its integrated 10-bit DAC can reduce external component count compared with a discrete encoding and DAC chain, while the 44-lead MQFP package provides a conventional surface-mount assembly format. A portable product still needs careful attention to power consumption, battery-rail regulation, thermal margin, and analog-video noise. The encoder’s clock and video lines should be routed away from switching converters and high-current return paths. Verify the exact supply limits, output amplitude, synchronization requirements, and connector interface in the full family datasheet before selecting the device for a battery-powered design.
推荐
Digital Still Cameras
The ADV7171KS can serve as the analog video output stage in a digital still-camera or image-capture product that generates digital component video for display or recording. Its Digital CCIR-601 4:2:2 input and 10-bit DAC support make it relevant to systems that need a standardized PAL/NTSC baseband interface. The encoder should be synchronized with the camera image processor through a stable clock and valid-data timing interface. Because the supplied data does not state the exact supply range, pixel-clock limits, or output amplitude, those values must be confirmed before camera integration. PCB planning should isolate analog output routing from image-sensor and image-processing circuitry to minimize visible noise and timing errors.
推荐
Laptop PCs and PC Video
The ADV7171KS is applicable to laptop computers and PC video products that need analog PAL/NTSC output alongside digital video processing. A dedicated encoder can provide a predictable interface from a graphics or media subsystem to an analog display, projector, capture path, or legacy video connector. Its I2C-compatible 2-wire control port allows host firmware to configure encoder modes through two slave addresses. The implementation should account for digital-video bandwidth, grounding, output filtering, and electromagnetic compatibility around the analog section. The verified manufacturer data confirms the application category and CCIR-601 input format, but it does not provide a complete timing table or recommended PCB stack-up; use the official datasheet and system video specifications during design-in.
推荐
Video Games
The ADV7171KS is well suited to video-game consoles and portable gaming systems that generate digital video but must support analog PAL or NTSC displays. Integrating a 10-bit DAC inside the encoder can simplify the analog-output path and reduce board-level component count. The encoder’s two-wire serial control interface enables configuration from the game’s main controller without dedicating many host pins. Clock jitter, active-video timing, sync polarity, and analog output termination must be checked for each display target. Thermal and power design are especially important in compact consoles because the encoder’s supply requirements and dissipation values are not provided in the verified search data. Follow the family datasheet’s recommended decoupling and output-network guidance before production release.
推荐
PC Multimedia and Video Capture
The ADV7171KS can provide analog baseband output in PC multimedia equipment, video-capture products, and other systems that bridge digital media pipelines to legacy television interfaces. Its CCIR-601 4:2:2 input capability supports structured component-video data, and its integrated 10-bit DAC supports analog conversion in one dedicated package. The encoder should be synchronized to the source clock and configured through the I2C-compatible serial interface. Engineers should evaluate output filtering, connector protection, ground return paths, and isolation from nearby high-speed digital circuitry. The verified sources identify PC video and multimedia as supported applications but do not specify exact output voltage, timing limits, or package land pattern dimensions; those details must be obtained from the official 44-lead package documentation.
推荐
推荐产品汇总
工程参考数据： ADV7171KS ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | ADV7171KSZ | ADV7171KSUZ | ADV7171KS-REEL | ADV7170KS |
|---|---|---|---|---|---|
| Product Function | Integrated digital PAL/NTSC video encoder | Integrated digital PAL/NTSC video encoder | Video encoder IC listing | Video encoder | Related PAL/NTSC encoder with Macrovision output |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
关键差异点
- Dedicated integrated video conversion （对比 ADV7170KS)
- Verified 10-bit DAC integration （对比 ADV7171KSUZ)
- Established 44-lead family footprint （对比 ADV7171KSZ)
- Standard two-address serial control （对比 ADV7171KS-REEL)
设计说明
Keep the ADV7171KS digital video and clock routes short, controlled, and away from analog output traces. The encoder accepts Digital CCIR-601 4:2:2 data, so clock-to-data relationship, trace skew, return paths, and grounding can affect video integrity. Use the manufacturer’s recommended clocking and layout details rather than estimating them from generic logic guidance. Keep connector and cable interfaces physically separated from high-speed digital and switching-supply nodes.
Design the 44-lead MQFP footprint from the exact mechanical drawing and verify pin numbering before routing. The supplied data confirms a 44-pin gull-wing package but does not provide a complete pin map or land pattern. Check exposed thermal and electrical requirements, solder mask, paste, pad length, and assembly tolerances against the official package drawing. Do not rely on a generic QFP footprint if the exact MQFP/TQFP mechanical dimensions differ.
Do not treat ADV7170 and ADV7171 as automatically interchangeable. The supplied family documentation states that the ADV7170 can output the Macrovision anticopy algorithm, while the ADV7171 is the standard variant without that stated distinction. Also confirm supply voltage, clock limits, output amplitude, timing, and serial configuration from the exact datasheet. A package-compatible-looking suffix does not guarantee software, electrical, or feature compatibility.
Separate the analog baseband outputs from noisy digital and power-conversion paths, and provide a low-impedance return for the analog output reference. Filter or terminate outputs according to the target display and cable impedance. Use controlled grounding and decoupling practices from the manufacturer’s application guidance. EMC performance depends on the complete system, including clocks, power converters, connectors, enclosure grounding, and cable length, so the encoder data sheet alone cannot guarantee final compliance.
Confirm the exact supply-voltage range, recommended operating conditions, power-consumption limits, and decoupling requirements in the complete ADV7170/ADV7171 datasheet. The provided search data does not include those electrical values. When designing a portable or compact product, estimate total system thermal and supply margin from verified datasheet limits rather than assuming that the integrated DAC or encoder architecture eliminates power constraints.
合规信息
The supplied web results do not provide RoHS, REACH, lead-free, halogen-free, or conflict-minerals declarations. AEC-Q100 is not applicable based on the verified product category and applications. Obtain current compliance documentation from Analog Devices or an authorized distributor before regulated procurement.
