ADV3203ASWZ - 300 MHz 32x16 Buffered Crosspoint | Analog Devices
料号： ADV3203ASWZ ✓ 量产中ADV3203ASWZ 概述
An analog crosspoint switch is a matrix of buffered inputs and outputs that can route multiple signals through independently selected connections. In the product hierarchy, the ADV3203ASWZ is an analog crosspoint switch, a specialized interface IC, and ultimately a semiconductor designed for high-density routing. Unlike mechanical or passive matrix devices, it combines programmable routing, active buffering, signal isolation, and OSD insertion in one integrated circuit.
Key performance features include 300 MHz operating bandwidth, 0.1 dB gain flatness through 60 MHz, -48 dB crosstalk at 5 MHz, and -80 dB isolation at 5 MHz. These characteristics support routing of wideband composite or component video signals where amplitude consistency and rejection of unwanted paths are important. The buffer also provides high-impedance output disable, allowing multiple devices to be connected for expanded routing capacity with minimal output-loading interaction.
The internal architecture provides 32 x 16 nonblocking switching, a +2 video gain stage, and a selectable sync-tip clamp suitable for AC-coupled signal paths. Serial programming controls the switch array, reducing the number of control connections required by a large routing system. A separate 2:1 OSD insertion mux is available per output, allowing graphics or overlay information to be combined with the primary routed video path.
Typical applications include professional video routers, broadcast production equipment, audiovisual distribution systems, presentation equipment, surveillance-video switching systems, and industrial monitoring panels. The 176-lead LQFP package with exposed pad supports high-density PCB routing while requiring careful thermal design because it contains many active buffered switching paths.
Layout should preserve short analog traces, provide clean supply distribution, and place decoupling close to the supply pins. Because the exposed pad is an electrical and thermal connection, its PCB implementation must follow the package guidance. Signal-integrity checks should include return loss, gain flatness, crosstalk, isolation, and output-disable behavior across the intended video bandwidth.
This page combines verified manufacturer information, distributor availability and pricing, same-family alternatives, and application-oriented design guidance. It distinguishes directly related family members from broad cross-reference search tools and identifies unavailable pin-level or qualification data rather than estimating it.
直接替换替代料： ADV3203ASWZ ——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： ADV3203ASWZ （相同外形与封装尺寸） ——差异在于 Package, Product Type, Architecture, Sync-Tip Clamp, OSD Insertion.
ADV3202ASWZ
✅ 直接替换联系询价
查看数据手册 →ADV3201ASWZ
✅ 直接替换联系询价
查看数据手册 →ADV3200ASWZ
✅ 直接替换联系询价
查看数据手册 →ADV3203ASWZ 规格参数
| Product Type | 32 x 16 buffered analog crosspoint switch |
| Operating Bandwidth | 300 MHz |
| Switch Matrix Configuration | 32 inputs x 16 outputs |
| Switching Architecture | Nonblocking |
| Video Gain | +2 |
| Gain Flatness | 0.1 dB through 60 MHz |
| Crosstalk | -48 dB at 5 MHz |
| Isolation | -80 dB at 5 MHz |
| Single Supply Configuration | +5 V |
| Dual Supply Configuration | ±2.5 V |
| Dual Supply Configuration for Gain +2 | ±3.3 V |
| OSD Insertion | 2:1 mux per output |
| Sync-Tip Clamp | Selectable input |
| Control Interface | Serial programming |
| Output Disable | High impedance |
| 封装 | 176-lead LQFP with exposed pad, 24 mm x 24 mm |
| 安装类型 | Surface mount |
| Manufacturer Order Quantity | 40 units per tray |
| Unit Weight | 0.063493 oz |
| RoHS 状态 | Compliant |
ADV3203ASWZ 176-lead lqfp with exposed pad, 24 mm x 24 mm 引脚配置指南
ADV3203ASWZ（176-lead lqfp with exposed pad, 24 mm x 24 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： ADV3203ASWZ.
请参阅 数据手册 以查看完整引脚配置。
典型应用
ADV3203ASWZ 适用于 6 应用s: Professional Video Routing, Broadcast Production Switching, Audio-Visual Presentation Equipment, Surveillance Video Switching, Industrial Monitoring Panels, Video Wall and Multi-Source Distribution.
Professional Video Routing
ADV3203ASWZ fits a professional video router because its 32 x 16 nonblocking matrix can route multiple sources without blocking other valid paths. The 300 MHz operating bandwidth and 0.1 dB flatness through 60 MHz support wideband video distribution, while -48 dB crosstalk and -80 dB isolation at 5 MHz help limit unwanted coupling between channels. The +2 gain stage is useful when the routing system requires signal restoration within the buffer path. Serial programming simplifies control of the matrix in a multi-page routing environment. Designers should validate return loss, output loading, and channel-to-channel timing against the complete system requirements.
推荐
Broadcast Production Switching
The ADV3203ASWZ can support broadcast production switching where multiple video sources must be routed to monitored destinations. Its nonblocking 32 x 16 structure permits independent routing decisions, and its 0.1 dB flatness through 60 MHz provides consistent amplitude behavior across the intended video band. The selectable sync-tip clamp supports AC-coupled applications, while the 2:1 OSD insertion multiplexer per output allows overlay information to be introduced at the routed destination. Engineers should verify sync compatibility, source impedance, cable loading, and the board-level thermal performance of the exposed-pad LQFP before production release.
推荐
Audio-Visual Presentation Equipment
ADV3203ASWZ is suitable for presentation systems that route computer video, camera video, and overlay content among display and projector inputs. Its buffered outputs reduce the loading sensitivity associated with passive switching arrangements, and the high-impedance output-disable function permits controlled connection of multiple routing stages. The 300 MHz bandwidth comfortably covers the stated video operating range, while the +2 gain may reduce signal loss in longer cable paths. The OSD insertion feature simplifies adding titles or status graphics at selected outputs. Layout should use short analog traces and verify ground continuity across the 176-lead package.
推荐
Surveillance Video Switching
ADV3203ASWZ can route surveillance and monitoring video among multiple display and recording destinations. The 32 x 16 matrix accommodates numerous camera sources while retaining a nonblocking architecture, and the -80 dB isolation at 5 MHz helps prevent an unselected path from influencing a selected channel. Serial programming supports centralized matrix control, and the per-output OSD mux can carry camera identification or status graphics. Because video quality can be affected by source termination and cable length, engineers should perform channel-by-channel testing with the deployed monitors, cables, and grounding configuration.
推荐
Industrial Monitoring Panels
ADV3203ASWZ is applicable to industrial monitoring systems that must switch video among test stations, operator displays, and inspection equipment. Its 32 x 16 routing capacity supports high-density signal selection, while 300 MHz bandwidth and 0.1 dB flatness through 60 MHz preserve amplitude consistency across channels. The selectable sync-tip clamp is useful in AC-coupled installations, and the OSD insertion path can add machine status or identification information. Because industrial environments may introduce noise and ground-potential differences, designers should evaluate shielding, grounding, and isolation independently rather than assuming the crosstalk specification alone guarantees system-level immunity.
推荐
Video Wall and Multi-Source Distribution
ADV3203ASWZ can serve as the routing element in a video-wall distribution architecture where several source signals must be selected for multiple downstream displays. Its nonblocking matrix permits many simultaneous routes, the high-impedance output disable supports controlled cascading of routing stages, and the 2:1 OSD mux provides an efficient way to combine overlay content with each routed output. The +2 gain can help compensate for path attenuation in cable-based installations. System planners should verify that the source and destination impedances match the buffer characteristics, route high-frequency analog signals away from digital control lines, and provide adequate thermal relief under the exposed pad.
推荐
推荐产品汇总
工程参考数据： ADV3203ASWZ ——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 | ADV3202ASWZ | ADV3201ASWZ | ADV3200ASWZ |
|---|---|---|---|---|
| Package | 176-LQFP-EP (24 x 24 mm) | 176-LQFP-EP (24 x 24 mm) | 176-LQFP-EP (24 x 24 mm) | 176-LQFP-EP (24 x 24 mm) |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Matrix Configuration | 32 x 16 | 32 x 16 | 32 x 32 | 32 x 32 |
| Operating Bandwidth | 300 MHz | 300 MHz | 300 MHz | 300 MHz |
关键差异点
- Higher gain in the related 32 x 16 family （对比 ADV3202ASWZ)
- Exact routing-density match with ADV3202ASWZ （对比 ADV3201ASWZ)
- Wideband routing with specified isolation （对比 ADV3200ASWZ)
设计说明
Route the high-speed analog inputs and outputs as short, impedance-controlled traces, and place any required input or output termination close to the corresponding device pins. Keep the digital programming lines away from sensitive video paths to reduce serial-control crosstalk. The 176-lead LQFP footprint is dense, so use a multilayer board with uninterrupted ground planes and avoid routing video signals across plane splits.
The 176-lead package contains a large exposed pad that must be connected to the PCB thermal and copper structure according to the manufacturer package guidance. Use thermal vias and adequate copper area beneath the device, then estimate junction temperature from actual dissipation and board-specific thermal resistance. Do not treat the exposed pad as a decorative ground-only feature because it is central to heat removal from the buffered switching array.
Use the supply arrangement required by the selected operating mode: single +5 V, dual ±2.5 V, or dual ±3.3 V for the stated +2 operation. Place decoupling capacitors close to the relevant supply pins and maintain low-impedance connections between supply and ground planes. Validate startup, sequencing, and rail tolerances against the manufacturer datasheet rather than relying on nominal voltage labels alone.
Do not treat the related ADV3200, ADV3201, and ADV3202 devices as automatic functional equivalents for ADV3203. The 32 x 32 members change routing density, while ADV3202 changes the gain from +2 to +1. Although the manufacturer describes related versions as pin-compatible, board changes, firmware, power sequencing, and system-routing assumptions should still be checked against the exact replacement datasheet.
合规信息
The supplied comparison data identifies ADV3203ASWZ as RoHS compliant. No verified REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declarations were supplied; AEC-Q100 is treated as not applicable because this is a video crosspoint interface IC rather than an automotive-qualified device in the provided data.
