The STi7100 is a low-cost HDTV set-top box decoder for H.264/AVC and MPEG-2. It is a single-chip, high-definition STB decoder including: ST40 CPU core (266 MHz), dual ST231 CPU cores for audio and video decoding (both 400 MHz), transport filtering and descrambling, video decoder (H.264/AVC and MPEG-2), graphics engine and dual display (high-definition (HD) and standard definition (SD)), audio decoder. The STi7100 also features the following embedded interfaces: USB 2.0, DVI/HDMI output, digital audio and video auxiliary input, modem and serial ATA.
The STi7100 is a high-definition set-top box decoder chip designed for low-cost HD systems. It features an ST40 CPU core and dual ST231 cores for audio and video decoding, supporting H.264/AVC and MPEG-2 standards. The chip includes embedded interfaces such as USB 2.0, DVI/HDMI output, and serial ATA.
| CPU Core | ST40 32-bit superscalar RISC CPU |
|---|---|
| CPU Frequency | 266 MHz |
| Video Decoder | H.264/AVC and MPEG-2 |
| Audio Core Frequency | 400 MHz |
| Memory Interface | Dual DDR1 SDRAM |
| Package | 35x35 PGBA |
It supports H.264/AVC and MPEG-2 video decoding.
The chip includes USB 2.0, DVI/HDMI output, and serial ATA interfaces.
The ST40 CPU core operates at 266 MHz.