STDP4320BA - DisplayPort 1.2a Splitter | Kinetic Technologies
MPN： STDP4320BA ✓ 啟用中STDP4320BA 概覽
A DisplayPort splitter is a semiconductor that accepts one high-speed video stream and distributes it across multiple display outputs. It belongs to the video interface IC and video processing hierarchy, where transmitter, receiver, converter, and splitter devices move uncompressed digital video between a video source and one or more panels. The STDP4320BA operates as a dual-mode splitter, allowing its outputs to be configured as DisplayPort or HDMI/DVI rather than serving only a single interface type.
According to the manufacturer datasheet, the receiver characteristics support HBR2 operation in accordance with the DisplayPort 1.2a specification, while the physical layer is also configurable for HDMI 1.4 operation at data rates up to 3.2 Gbps. The device is controlled through I2C and SPI interfaces and uses non-volatile configuration storage to retain its operating configuration. The supplied operating-voltage range is 1.2 V to 3.3 V.
Typical implementations use the STDP4320BA when a portable computer or docking system must expose two independent display outputs. It is also suited to 4K2K television and video-hub designs, digital-signage installations, and daisy-chained monitors. Its dual-mode output architecture reduces the need for separate splitter silicon when a product must accept DisplayPort and distribute compatible HDMI or DVI signals.
A 172-ball LFBGA demands careful PCB layout, including short high-speed differential routing, continuous reference planes, controlled impedance, and placement of support components close to their associated pins. Because the verified data does not provide a complete public pin table or exposed-pad connection details, the package diagram and pinout must be checked against the current Kinetic Technologies documentation before layout release.
直接替換替代品，適用於 STDP4320BA — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
STDP4320-BA
✅ 直接替換📋 參考替代品（不在目錄中）
STDP4320BA 規格
| Product Type | DisplayPort 1.2a splitter IC |
| DisplayPort Version | DisplayPort 1.2a |
| HDMI Support | HDMI 1.4 configuration up to 3.2 Gbps |
| Input Ports | 1 dual-mode input port |
| Output Ports | 2 dual-mode output ports |
| 輸出配置 | DisplayPort, HDMI, or DVI |
| Link Rate | HBR2 operation per DisplayPort 1.2a |
| Control Interface | I2C and SPI |
| Configuration Storage | Non-volatile configuration storage |
| Supply Voltage Range | 1.2 V to 3.3 V |
| 封裝 | 172-LFBGA (12 mm x 12 mm) |
| 安裝類型 | Surface mount |
| Ball Count | 172 balls |
| RoHS Compliance | RoHS3 compliant |
| Maximum HDMI Data Rate | 3.2 Gbps |
| Reference Price | USD 13.33 as of 2026-10-29, indicative |
STDP4320BA 172-lfbga (12 mm x 12 mm) 腳位配置指南
STDP4320BA（172-lfbga (12 mm x 12 mm) 封裝）的腳位配置。 腳位編號、功能與連接圖定義於製造商資料手冊中。請參閱該手冊以取得確切的封裝尺寸與焊接指引。
無詳細腳位定義資料： STDP4320BA.
請參閱 資料表 以查看完整腳位配置。
典型應用
STDP4320BA 適用於 6 應用s: Notebook Docking Stations, 4K2K Television and Video Hubs, Digital Signage Distribution, Daisy-Chained Monitor Configurations, Professional Audio-Video Routing, Portable Computing and Video Hubs.
Notebook Docking Stations
The STDP4320BA suits a docking station that must accept one laptop connection and present two displays. Its dual-mode input can work with DisplayPort sources, while the two configurable outputs can each be configured for DisplayPort, HDMI, or DVI according to the system design. I2C and SPI control provide a path to system-managed configuration, while non-volatile storage retains settings across power cycles. Compared with a simple mechanical distribution network, the IC centralizes video routing and mode management in a single 172-LFBGA device.
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4K2K Television and Video Hubs
The STDP4320BA is appropriate for a video hub or 4K2K television design that distributes one high-speed source across two panel connections. DisplayPort 1.2a HBR2 operation supports modern digital-video links, and the configurable HDMI 1.4 physical layer provides interoperability with HDMI-oriented displays. The two independent outputs reduce the need for a separate converter on each branch. Actual resolution and refresh-rate support remain dependent on timing limits, cable quality, sink capabilities, and firmware configuration defined in the manufacturer documentation.
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Digital Signage Distribution
In a digital-signage player, the STDP4320BA can take one controller-generated video stream and distribute it to two local display outputs. The dual-mode output architecture allows the product family to support DisplayPort, HDMI, or DVI panels from one splitter platform. Its non-volatile configuration storage can retain system-selected routing and interface settings, which is useful in unattended installations. Deployment still requires validation of EDID handling, hot-plug behavior, link training, and synchronization behavior against the specific sign-controller platform and displays.
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Daisy-Chained Monitor Configurations
The STDP4320BA can participate in monitor systems that use daisy chaining rather than relying on a separate cable to every panel. The manufacturer specifically identifies daisy-chainable monitors as a target application. One dual-mode input and two configurable outputs provide the routing structure needed for multi-display products, while the support for DisplayPort and HDMI/DVI outputs expands panel compatibility. In practice, link bandwidth is shared according to the display mode, so the designer must confirm whether the target resolution, color depth, and refresh rate can be carried over the selected path.
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Professional Audio-Video Routing
The STDP4320BA targets professional audio-video demultiplexing and routing systems where one high-speed video source must feed multiple destinations. Its dual-mode receiver characteristics meet HBR2 operation under DisplayPort 1.2a, while the physical layer can also be configured for HDMI 1.4 up to 3.2 Gbps. The two independently configurable outputs give integrators a compact routing block. For professional installations, designers should also validate EDID handling, audio auxiliary-channel behavior, protection latency, and any required external synchronization or control software.
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Portable Computing and Video Hubs
The STDP4320BA is designed for portable-computing and video-hub applications that need to adapt a compact host connection into multiple display outputs. A single dual-mode input simplifies adaptation of laptop or embedded-host video, and the two outputs can each be configured for DisplayPort, HDMI, or DVI. This reduces system complexity compared with providing two unrelated display engines. Because the package is a 12 mm by 12 mm 172-LFBGA, the design also requires a fine-pitch PCB layout with careful high-speed routing and controlled thermal conditions.
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推薦產品摘要
工程參考資料，適用於 STDP4320BA — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | STDP4320-BA |
|---|---|---|
| Package | 172-LFBGA (12 mm x 12 mm) | 172-LFBGA (12 mm x 12 mm) |
| Brand | Kinetic Technologies | Kinetic Technologies |
| Product Type | DisplayPort splitter IC | DisplayPort 1.2a splitter |
| DisplayPort Standard | DisplayPort 1.2a with HBR2 | DisplayPort 1.2a with HBR2 |
| Input Ports | 1 dual-mode input | 1 dual-mode input |
| Output Ports | 2 dual-mode outputs | 2 dual-mode outputs |
| Control Interface | I2C and SPI | I2C and SPI |
| Supply Voltage Range | 1.2 V to 3.3 V | 1.2 V to 3.3 V |
| HDMI Configuration | HDMI 1.4 up to 3.2 Gbps | HDMI 1.4 up to 3.2 Gbps |
主要差異化特點
- Two individually configurable dual-mode outputs (對比STDP4320-BA)
- DisplayPort and HDMI support in one splitter (對比STDP4320-BA)
- Dual control buses with retained configuration (對比STDP4320-BA)
設計說明
Route the DisplayPort, HDMI, and DVI differential pairs as controlled-impedance transmission lines with continuous reference planes and minimal layer transitions. The 172-LFBGA footprint requires a fine-pitch escape strategy, so place decoupling, termination, and configuration components close to their associated balls rather than extending routes around the package. Use the manufacturer reference layout and stack-up because the verified excerpts do not specify trace geometry or differential impedance.
The verified operating-voltage range is 1.2 V to 3.3 V, but individual rail requirements and current limits were not supplied. Do not power the device from a single unprotected 3.3 V rail. Confirm core, I/O, and auxiliary rail values from the manufacturer datasheet, then partition analog and digital supplies as recommended and place local bulk and high-frequency decoupling capacitors at the associated package balls.
Do not assume that the DisplayPort, HDMI, and DVI output configurations are functionally identical in every resolution or refresh-rate mode. Validate EDID handling, link training, hot-plug behavior, non-volatile configuration defaults, and dual-output bandwidth against the target sinks and cables. A splitter may support a feature electrically while the complete system still fails because of source, cable, firmware, or sink limitations.
合規資訊
ICBOMS identifies the STDP4320BA as RoHS3 compliant. No verified REACH, halogen-free, lead-free, or conflict-minerals statements were supplied. AEC-Q100 is not applicable based on the available information.
