Toshiba Launches Industry's First 4K HDMI(R) to MIP(R) Dual-DSI Converter Chipset with Video Format Conversion

Supports high-resolution, real-time monitor displays like head-mounted products

TOKYO — (BUSINESS WIRE) — May 26, 2014Toshiba Corporation (TOKYO:6502) today announced the launch of “TC358870XBG”, the industry’s first[1] 4K High Definition Multimedia Interface (HDMI®) to MIPI® dual-DSI converter chipset with video format conversion. Samples are available now, with mass production scheduled to start in September.

Toshiba: 4K HDMI(R) to MIPI(R) Dual-DSI Converter Chipset with Video Format Conversion (Photo: Busin ...

Toshiba: 4K HDMI(R) to MIPI(R) Dual-DSI Converter Chipset with Video Format Conversion (Photo: Business Wire)

The new IC drives up to 4K Ultra HD (3840 x 2160 pixels) at a refresh rate of 30 frames per second (fps) with dual-DSI interface. It also supports WQXGA (2560x1600) at 60 frames per second and full HD resolutions at 120 fps. Its low latency enhances real-time gaming application and virtual reality products with high resolution LCD displays.

The new IC also supports conversion of HDMI® audio input stream to I2S, TDM, or SLIMbus® (Serial Low-power Inter-chip Media Bus), allowing use in a wide range of applications.

Key Features

  • HDMI® 1.4 RX support
    • 4K Ultra HD(3840x2160 @30fps, 4096x2160@24fps), WQXGA (2560x1600) @60fps, full HD (1920x1080) @120fps (RGB, YCbCr444:24bpp, YCbCr422: 24bpp)
    • HDCP 1.3
    • 3D support
  • Availability of any of the three audio interfaces: I2S, TDM or SLIMbus® (Serial Low-power Inter-chip Media Bus)
  • Maximum 1Gbps/lane link speed MIPI® DSI-2 interface
  • Maximum 297MHz HDMI® clock speed


Consumer and industrial products with high resolution LCD displays, such as head-mounted displays (HMD), mobile devices, gaming accessories, and wearable computer displays.


Main Specifications of the New Product

Part Number   TC358870XBG
Input Interface HDMI® 1.4

Clock speed: 297MHz (Max.)

Output Video Interface Dual interfaces of MIPI® DSI 4 lanes (Up to 1Gbps/lane)
Output Audio Interface I2S, TDM, MIPI SLIMbus®
Source Voltage MIPI®: 1.2V


HDMI®: 3.3V

I/O: 1.8V and 3.3V

Package   FBGA80 (7mm×7mm,0.65mm pitch)

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