ADV7184BSTZ - 10-Bit SDTV Video Decoder | Analog Devices
料号： ADV7184BSTZ ✓ 量产中ADV7184BSTZ 概述
An analog video decoder is an interface IC that converts legacy composite, component, or RGB television signals into a digital representation for processing, recording, transmission, or display. Within the signal-conversion hierarchy, the ADV7184BSTZ functions as a video decoder IC, bridges analog video sources to digital video processors, and supports applications involving projectors, recorders, security systems, and professional video equipment.
Key features include automatic detection of worldwide NTSC, PAL, and SECAM standards, simultaneous processing of CVBS and standard-definition RGB signals, and flexible digital output. Its 4:2:2 component data can be emitted as 16-bit or 8-bit CCIR 601/656, while synchronization information includes horizontal sync, vertical sync, and field timing. A 2-wire serial bidirectional port compatible with I2C provides register control and configuration.
The device is fabricated using a 3.3 V CMOS process, integrating four analog-to-digital converters with digital decoding and output circuitry. The ADV7184 supports line-locked and clock-based systems, giving system designers flexibility in synchronizing decoded video to an external timing reference. Fast blank signal mixing allows overlay-related signal handling where the board and system requirements support that function.
Typical applications include analog video capture for security cameras, projector input interfaces, broadcast and professional video monitoring, video recorders, and legacy audiovisual equipment requiring automatic standards detection. The decoder is especially useful when a system must accept several regional television standards while presenting the decoded signal through a standardized digital bus or parallel CCIR interface.
PCB implementation requires careful treatment of analog and digital signals, solid grounding, controlled clock routing, and suitable decoupling. Follow the pin-description table and recommended application circuit in the manufacturer datasheet when assigning tracks, placing input components, and configuring the digital output interface. Confirm pin-level signal levels, timing, and interface voltage compatibility before production release.
This product page consolidates the manufacturer's decoder capabilities with package, interface, lifecycle, sourcing, application, and replacement guidance. It also distinguishes true pin-compatible exchanges from related video decoders that require different packages, different features, or board-level redesign.
直接替换替代料： ADV7184BSTZ ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
该产品暂无直接替换替代料。
请求替代料ADV7184BSTZ 规格参数
| Product Type | Multiformat SDTV video decoder |
| Analog Input Standards | NTSC, PAL, and SECAM |
| Decoder Resolution | 10 bit |
| Analog-to-Digital Converter Count | 4 converters (unitless) |
| Output Chroma Format | 4:2:2 component video (unitless) |
| Digital Output Format | 16-bit or 8-bit CCIR 601/CCIR 656 (unitless) |
| Output Synchronization | Horizontal sync, vertical sync, and field timing (unitless) |
| Control Interface | 2-wire serial bidirectional, I2C compatible (unitless) |
| Process Technology | 3.3 V CMOS (unitless) |
| 电源电压 | 3.3 V |
| 封装 | 80-lead LQFP |
| Package Dimensions | 14 x 14 mm |
| 安装类型 | Surface mount (unitless) |
| Signal Processing Mode | Line-locked or clock-based (unitless) |
| Overlay and Fast Blanking | Supported through fast blank signal mixing (unitless) |
ADV7184BSTZ 14 x 14 mm 引脚配置指南
ADV7184BSTZ（14 x 14 mm 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： ADV7184BSTZ.
请参阅 数据手册 以查看完整引脚配置。
典型应用
ADV7184BSTZ 适用于 6 应用s: Projector Analog Video Input, Security Camera Video Capture, Video Recorder Input Module, Professional Video Monitoring, Legacy Broadcast Video Interface, Industrial Video Inspection System.
Projector Analog Video Input
The ADV7184BSTZ fits projector input boards that must accept composite, component, or standard-definition RGB sources without requiring manual television-standard selection. Automatic NTSC, PAL, and SECAM detection allows a single decoder path to cover regional inputs, while 4:2:2 data can be delivered through 16-bit or 8-bit CCIR 601/656. The 80-lead LQFP provides a defined mixed-signal implementation around the analog input conditioning, digital processor, and output timing circuitry. Confirm the destination processor's voltage levels, clocking scheme, and accepted chroma format before layout release.
推荐
Security Camera Video Capture
ADV7184BSTZ can decode analog camera video into a standardized digital representation for recording or downstream image processing. Its automatic handling of NTSC, PAL, and SECAM is useful in systems deployed across regions, while simultaneous CVBS and standard-definition RGB processing supports mixed legacy signal sources. The 4:2:2 CCIR output provides a practical interface to compatible processors and field-programmable logic. The security-camera design should still budget carefully for analog filtering, ground separation, synchronization, input protection, and any requirement to composite video with overlay content.
推荐
Video Recorder Input Module
The ADV7184BSTZ is appropriate for a recorder input module that accepts legacy analog video and passes decoded frames to a media processor. Standard detection removes operator intervention when the source changes between NTSC, PAL, and SECAM, while the selectable 8-bit or 16-bit CCIR 601/656 output can simplify host-interface design. Line-locked and clock-based operation allow synchronization to be matched to the recorder architecture. Designers should define field timing, active-video boundaries, chroma alignment, and system clocking in the hardware and firmware interfaces before production testing.
推荐
Professional Video Monitoring
ADV7184BSTZ supports professional monitoring systems that accept multiple analog standards and distribute decoded video internally. Automatic standard detection improves source interoperability, and the 4:2:2 output preserves the color sampling format expected by many professional video paths. Its 10-bit decoder resolution and selectable parallel output widths provide flexibility between a processor or scaler and the video interface. Signal-integrity work remains important because long digital traces can create timing and reflection problems even when the analog source is decoded correctly.
推荐
Legacy Broadcast Video Interface
The ADV7184BSTZ can bridge legacy broadcast-style analog sources into modern digital processing equipment. NTSC, PAL, and SECAM support makes it useful for regional studio, industrial monitoring, and archival conversion systems, while line-locked operation can preserve synchronization with external video timing. The resulting 4:2:2 component data may be routed to a scaler, frame buffer, or FPGA using CCIR 601/656. Engineers should compare synchronization polarity, active-video timing, chroma phase, and clock source requirements with the selected system architecture.
推荐
Industrial Video Inspection System
ADV7184BSTZ can serve as the analog-video front end of an industrial inspection system when cameras output composite or standard-definition RGB signals. Automatic standards detection supports equipment shared among production lines or regions, and the decoded 4:2:2 signal can be processed by embedded vision hardware. The fast blank capability supports signal mixing where the equipment architecture uses it, although timing and electrical requirements must be verified carefully. Industrial deployments should include input protection, stable references, isolated or carefully partitioned grounding, and environmental testing across expected cable lengths and interference levels.
推荐
推荐产品汇总
工程参考数据： ADV7184BSTZ ——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 |
|---|---|
| Package | 80-lead LQFP, 14 x 14 mm |
| Brand | Analog Devices |
| Decoder Resolution | 10 bit |
| Supported Analog Standards | NTSC, PAL, and SECAM |
| Output Chroma Format | 4:2:2 component video |
| Digital Output Width | 16-bit or 8-bit CCIR 601/CCIR 656 |
| Control Interface | 2-wire bidirectional, I2C compatible |
| Process Technology | 3.3 V CMOS |
| Analog-to-Digital Converter Count | 4 converters |
| Synchronization Features | Horizontal sync, vertical sync, and field timing |
关键差异点
- Integrated automatic handling of three television standards （对比 ADV7180)
- Defined parallel digital output widths for system partitioning （对比 ADV7280)
- Broader related-decoder comparison for the 10-bit implementation （对比 ADV7188BSTZ)
设计说明
Separate the analog input routing from high-speed digital output and clock traces to reduce crosstalk. Follow the manufacturer application circuit for component placement, keep the decoder and its analog support components close together, and provide a continuous ground reference beneath the signal path. Treat the pin-description table and recommended layout in the datasheet as the governing references for every LQFP lead.
Route the digital output interface according to the destination device's timing and impedance requirements. The 16-bit parallel interface creates more switching activity than the 8-bit option, so source-to-destination trace length, ground-return paths, and termination strategy deserve particular attention. Validate setup and hold timing at the connected processor with realistic loading rather than relying only on theoretical trace geometry.
Implement the supply network and decoupling shown in the manufacturer datasheet, with the shortest practical path from each decoupling capacitor to its associated power pin. Check input-voltage tolerance, output-voltage sequencing, and power-supply tolerance against the complete board design. The advertised 3.3 V process does not by itself establish every external rail limit, so use the electrical-characteristics table for final constraints.
Do not assume that a related video decoder is a drop-in replacement merely because it supports similar television standards. Verify package dimensions, lead assignments, analog inputs, output widths, clock requirements, control-register behavior, supply levels, and synchronization polarity. The ADV7184BSTZ also supports specific CVBS, RGB, fast blank, and overlay-related functions, so substituting a decoder with fewer inputs can require board changes.
合规信息
The manufacturer product page and available distributor information do not state the requested environmental compliance statuses. AEC-Q100 is not applicable because this is an analog video decoder IC rather than an automotive-qualified device.
