ADV7311KST - 6-DAC 12-Bit Video Encoder | Analog Devices
料号： ADV7311KST ✗ 停产| 数量 | 单价 | 小计 |
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| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
ADV7311KST 概述
A video encoder is an interface IC that bridges digital video-processing systems and analog displays or video equipment. In the semiconductor hierarchy, it belongs to interface ICs and performs digital-to-analog conversion as well as timing and signal-format encoding. The ADV7311 is designed for professional video conversion, broadcast equipment, progressive-scan systems, and legacy analog-video connectivity.
The main feature set includes six NSV video DAC channels, 12-bit DAC resolution, a stated 216 MHz encoder rate, and support for high-definition and standard-definition formats. Its separate input ports allow a system designer to accommodate different digital word lengths without forcing one common bus width. The device can generate composite, S-Video, component, or RGB analog signals, reducing the need for several discrete conversion paths in a multi-output video system.
The ADV7311 architecture combines digital video input, internal encoding and timing functions, and six high-speed NSV DACs on one monolithic chip. According to the Analog Devices ADV7311 product page, external circuitry is used for some standards and output requirements. Consequently, board-level planning must account for external synchronization, filtering, connector routing, grounding, and the selected analog-output topology rather than treating the IC as a standalone video output stage.
Typical applications include SDI-to-analog video conversion, professional broadcast monitoring, video test equipment, digital signage with legacy displays, security-video installations, and video switchers supporting composite or component outputs. The broad output-format support is useful where one digital source must feed more than one analog destination.
A critical design consideration is signal integrity. Digital data, synchronization signals, analog outputs, reference connections, and power planes should follow the manufacturer datasheet layout guidance. Keep sensitive routes away from switching nodes, use a continuous ground reference, and verify the chosen output network and external components against the required video standard before production.
This page consolidates verified product capabilities, package information, sourcing links, and engineering guidance. It also distinguishes documented drop-in replacements from broad functional substitutes, helping engineers assess PCB compatibility before considering a migration.
直接替换替代料： ADV7311KST ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： ADV7311KST （相同外形与封装尺寸） ——差异在于 DAC Resolution, Lifecycle Status, Package.
快速对比工具——选择替代料号进行并排对比：
ADV7341BSTZ
✅ 直接替换✓ 有现货
$19.45 / 个
查看数据手册 →ADV7311KST 最大额定值与电气特性
| Product Type | Multiformat digital-to-analog video encoder IC |
| Maximum Stated Encoder Rate | 216 MHz |
| Internal DAC Count | 6 DACs |
| DAC Resolution | 12 bit |
| DAC Technology | NSV |
| Digital Input Widths | 8 bit, 10 bit, 16 bit, and 20 bit |
| Digital Input Compatibility | TTL-compatible |
| Supported Video Domains | Standard-definition, progressive-scan, and high-definition video |
| Analog Output Formats | CVBS, S-Video, YPbPr, and RGB |
| 封装 | 64-LQFP, 14 x 14 mm |
| 安装类型 | Surface mount |
| Manufacturer | Analog Devices |
| 生命周期状态 | End of life |
ADV7311KST 64-lqfp, 14 x 14 mm 引脚配置指南
ADV7311KST（64-lqfp, 14 x 14 mm 封装）的引脚配置。 该模拟元件具有输入、输出和电源引脚。请参阅制造商数据手册以了解失调调零、补偿和使能引脚配置。适用于信号调理和放大器电路。
暂无详细引脚数据： ADV7311KST.
请参阅 数据手册 以查看完整引脚配置。
典型应用
ADV7311KST 适用于 6 应用s: SDI-to-Analog Video Conversion, Professional Broadcast Monitoring, Video Test and Measurement Equipment, Digital Signage with Legacy Displays, Security Video Interface Systems, Video Switcher and Matrix Outputs.
SDI-to-Analog Video Conversion
The ADV7311KST fits an SDI-to-analog conversion stage when a digital video source must feed legacy composite, S-Video, component, or RGB equipment. Its six 12-bit NSV DACs provide multiple analog conversion channels, while the documented 8-, 10-, 16-, and 20-bit input ports support several digital word widths. The design must still verify the actual source interface, synchronization method, output filtering, and required external circuitry against the datasheet.
推荐
Professional Broadcast Monitoring
A broadcast monitoring product can use the ADV7311KST when an operator needs multiple analog formats from one digital video processing path. The documented CVBS, S-Video, YPbPr, and RGB outputs reduce the need for separate encoder packages, while the six DAC channels support a multichannel analog architecture. Practical implementation requires controlled reference routing, output impedance matching, connector protection, and separate digital and analog layout regions.
推荐
Video Test and Measurement Equipment
The ADV7311KST is appropriate for video-generation and signal-conversion test equipment that needs to expose digital video data through several analog formats. Its 216 MHz stated encoder rate and six 12-bit NSV DACs make the device relevant to test fixtures covering multiple legacy and high-definition signal paths. For bench or rack equipment, thermal performance, grounding, connector isolation, and calibration requirements should be evaluated before production.
推荐
Digital Signage with Legacy Displays
Digital signage systems often need to drive older monitors or distribution equipment that accepts analog video. The ADV7311KST can provide a configurable conversion path into CVBS, S-Video, YPbPr, or RGB, depending on the supported input and external implementation. This can simplify retrofit compatibility, but integrators must validate signal levels, timing, cable length, noise margins, and the display’s supported refresh and resolution modes.
推荐
Security Video Interface Systems
Security-video equipment may need to bridge processed digital video to analog recorders, monitors, or matrix equipment. The ADV7311KST’s documented support for standard-definition and high-definition video, combined with multiple analog output formats, makes it suitable for a flexible legacy-output stage. A practical design must account for channel isolation, ground-loop prevention, ESD protection, and any long-cable or distribution-amplifier requirements.
推荐
Video Switcher and Matrix Outputs
The ADV7311KST can serve as the analog output stage of a video switcher or matrix that must support several destination signal formats. Its six NSV DACs provide a substantial number of conversion channels, while the documented 216 MHz encoder rate supports high-speed video processing contexts. Designers should verify the exact supported standards and ensure that routing, synchronization, output filtering, and connector circuitry are compatible with the target system.
推荐
推荐产品汇总
工程参考数据： ADV7311KST ——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 | ADV7341BSTZ |
|---|---|---|
| Product Type | Multiformat digital-to-analog video encoder | Manufacturer-directed replacement candidate; detailed product data not provided |
| Brand | Analog Devices | Analog Devices |
关键差异点
- Six integrated NSV DAC channels （对比 ADV7341BSTZ)
- Broad analog-format support （对比 ADV7341BSTZ)
- Multiple digital input widths （对比 ADV7341BSTZ)
设计说明
Use the manufacturer package drawing and exact ADV7311 datasheet when assigning all 64 LQFP pads. Keep the analog output routing short, preserve a continuous ground reference, and separate high-speed digital inputs from sensitive output paths. The verified data confirms a 14 x 14 mm 64-LQFP package but does not provide a pin table, so the layout must not be inferred from a generic LQFP footprint.
Plan the digital input, clock, synchronization, and analog-output nets according to the manufacturer interface guidance. TTL-compatible inputs do not remove the need to verify edge rates, settling, source impedance, return paths, and connector behavior. For CVBS, S-Video, YPbPr, or RGB outputs, use the documented output network and validate filtering and impedance with the target video standard.
Do not substitute a functionally similar encoder without checking the complete pinout, supply rails, clocking, DAC architecture, supported video standards, and output levels. The ADV7311KST is identified as end-of-life, and the available manufacturer discussion points to ADV7341BSTZ as a replacement candidate. Treat that indication as a migration lead, not proof of zero-redesign pin compatibility.
合规信息
The supplied verified data does not state RoHS, REACH, lead-free, halogen-free, conflict-minerals, or automotive qualification status. The part is an interface video encoder and is not identified as an AEC-Q100-qualified automotive device.
