DESCRIPTION
STMicroelectronics has developed two devices for low cost cable, satellite and terrestrial STBs. The STi5516 and STi5517 integrate more core STB functions into a single device than ever before, offering STB manufacturers the opportunity to build cost-effective solutions powered by devices from the leading supplier of MPEG-2 ICs.

FEATURES
■ 180 MHz 32-bit ST20 CPU
– 8 Kbytes internal SRAM, 8 Kbytes of I-cache and 8 Kbytes of D-cache
■ Integrated transport demultiplexer
– DES, DVB and ICAM descramblers
– Support for more than 48 PID slots
■ MPEG-2 MP@ML video decoder
– Fully programmable horizontal and vertical SRCs
■ Audio features
– MPEG-1 layers I/II decoding (MP3 option)
– Dolby Digital 5.1 down-mixed to 2 channels
– DolbyPro Logic compatible
– SRS TruSurround virtual surround sound
– PCM audio input
■ Integrated audio DACs
■ Graphics/display
– 5 display planes (background, video, still, OSD and cursor)
– 2, 4 and 8 bpp CLUT graphics
– RGB16 graphics
■ PAL/NTSC/SECAM video encoder
– RGB, CVBS, Y/C and YUV outputs with 10-bit DACs
– Encoding of CGMS, teletext, WSS, VPS, closed caption
– Macrovision 7.01 copy protection
■ Interfaces
– D1 input
– POD and dual DVB common interface
– 5 ASCs (UARTs) with Tx and Rx FIFOs
– 6 x 8-bit banks of parallel I/O
– 2 smartcard interfaces and clock generators
– 4 PWM channels
– Multichannel IR transmitter/receiver
– Low power/RTC/watchdog controller
■ Package PBGA 35 x 35 (388)