BCM7328
®
SINGLE-CHIP SATELLITE SET-TOP BOX DECODER
BCM7328 Single-Chip System Block Diagram
• Dual On-Chip 8PSK/ Turbo Code Demodulators
- 1-45 Mbaud variable rate receiver
-DVB/DIRECTV
®
/Digicipher II Compliant FEC Decoder
Data Transport Processor
- Support for DirecTV and MPEG Transport Streams
- DES/DVB Descrambler
- Support for 64 PIDs and 64 Section Filters
- Support for Play/ Record from/to Hard Disk
Dual MPEG-ATSC Compliant Audio/Video Decoders
- MP@ML MPEG2 Video Decoder
- Dual decode of MPEG Layer 1 & Layer 2 Audio
- Support for Dolby AC-3 and Compressed PCM
Dual Broadcom Graphics Engine (BGE)
- Supports 3 Graphics, 1 x Video & H/W Cursor planes
- 2D Video Scaling support
- Integrated PAL/NTSC/SECAM Encoder
MIPS64
TM
CPU Core @ 250 MHz
-MMU
- EJTAG Debug Interface
Provides a cost-effective solution for Dual Decode, Direct
Broadcast Satellite (DBS) applications
Fully Integrated Dual 8PSK/ TC Receivers, MPEG2 A/V
decoder, MIPS CPU and peripherals for complete Set-Top Box
system
- Simultaneously supports two TVs with independent
programming and On-Screen Graphics displays
Advanced 2D graphics system allows applications such as
internet browsers and electronic program guides to deliver
studio quality text and graphics on television monitors
Broadcom developed device drivers enable rapid software
development cycle with support of industry-standard
operation systems
Industry leading Third-Party Operating Systems, Tool chains
and Middleware supported, including OpenTV, NDS’s XTV
PVR system
FEATURES SUMMARY OF BENEFITS
BCM7328
Flash DDR
BCM3440
Si Tuner
CVBS, Y/C
RGB
RF 3/4
Audio L/R
IR Tx
UHF/IR Rx
FP/Keypad
MAFE/
Modem
BCM3440
Si Tuner