STi5105 is a high-performance advanced SD decoder for set-top box from STMicroelectronics. The chip has Enhanced ST20 32-bit VL-RISC CPU, Unified memory interface, Programmable flash memory interface, Programmable transport interface (PTI), MPEG-2 MP@ML video decoder, Graphics/display, PAL/NTSC/SECAM encoder, Audio subsystem, Central DMA controller etc.
The STi5105 is a highly integrated single-chip MPEG-2 set-top box decoder designed by STMicroelectronics. It targets mass-market applications by offering increased performance over earlier devices while reducing system costs through a unified memory architecture and integrated peripherals like VCXO and audio DACs.
The device features an enhanced ST20 32-bit VL-RISC CPU running at 200 MHz, coupled with a 2D graphics engine and a programmable transport interface supporting DVB transport streams. It is available in LQFP216 or BGA packages and supports various memory interfaces including DDR and Flash.
| Instruction Cache | 4 Kbyte |
|---|---|
| Data Cache | 4 Kbyte |
| SRAM | 2 Kbyte |
| Memory Interface | Up to 133 MHz, 16-bit wide DDR |
| Video Decoder | MPEG-2 MP@ML |
| Package Options | 24 mm x 24 mm LQFP216 or 23 mm x 23 mm BGA |
The STi5105 is a high-performance advanced SD decoder for set-top boxes.
The STi5105 is supplied in either 24 mm x 24 mm LQFP216 or 23 mm x 23 mm BGA package.
Yes, it supports DVB transport streams via its programmable transport interface.