BCM7328 Ver la hoja de datos (PDF) - Broadcom Corporation
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BCM7328 Datasheet PDF : 2 Pages
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BCM7328
®
SINGLE-CHIP SATELLITE SET-TOP BOX DECODER
FEATURES
SUMMARY OF BENEFITS
• 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
• MIPS64TM 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
BCM7328 Single-Chip System Block Diagram
Flash
DDR
BCM3440
Si Tuner
BCM3440
Si Tuner
MAFE/
Modem
BCM7328
CVBS, Y/C
RGB
RF 3/4
Audio L/R
IR Tx
UHF/IR Rx
FP/Keypad
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