STi7100

Confidential ® STx7100 (STb7100, STi7100, STm7100) Low-cost HDTV set-top box decoder for H.264/AVC and MPEG-2 Features ■ The STx7100 is a single-chip, highdefinition 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 ADVANCE DATA ■ The STx7100 also features the following embedded interfaces: ● USB 2.0 ● DVI/HDMI output ● digital audio and video auxiliary input ● modem ● serial ATA ST40 core 266 MHz UDI 16 K Icache MMU Int. control 32 K Dcache 5 x 2-ch DDR PCM out S/PDIF SDRAM 2-ch AudioL PCM in AudioR SD video in 32 32 Video LMI System LMI Audio DACs Audio decoder and interfaces ST231 core Serial ATA interface Digital video input USB 2.0 Peripheral I/O and external interrupts 2x I/F SmCard 6x GPIO IR Tx/Rx ILC MAFE interface 4x UARTs PWM 3x SSCs PDES PTI TSmerger/router CP FDMA Clock generator and system services DAA DiSEqC STBus Video decoder H.264/AVC, MPEG2 ST231 core 2D gamma blitter CUR GDP GDP Display compositor DVI-HDCP HDMI Output stage DENC DACs DACs LMU Main video display Aux video display EMI TSIN0 TSIN1 TS I/O NRSS-A TMDS main video output (HD) Main video output (HD) YPbPr Aux video output (SD) YC/CVBS Flash peripherals September 2005 7801572A STMicroelectronics Confidential This i...