BCM3116 Broadcom Corporation, BCM3116 Datasheet
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BCM3116
Manufacturer Part Number
BCM3116
Description
Manufacturer
Broadcom Corporation
Datasheet
1.BCM3116.pdf
(2 pages)
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
BCM3116KPF
Manufacturer:
NEC
Quantity:
91
B C M 3 1 1 6
DOCSIS 1.1/1.0
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Downstream QAM Receiver for North American set-
top box and DOCSIS cable modem applications.
Integrated QAMLink
correction (FEC)
• 5.059641/5.360537 MBaud variable symbol rate
• Supports 64 and 256-QAM
• Digital demodulator, Nyquist filters, tracking loops, and 32-tap
• Digital derotator for wideband carrier phase tracking
ITU-T J.83 Annex B-compliant FEC decoder
• 16-state trellis decoder
• Reed-Solomon (n,k) = (128,122); t = 3
• Programmable convolutional deinterleaver, I*J <128 with
IC or SPI-compatible microcontroller interface
On-chip generation of all clock and control signals
3.3V operation
JTAG Test Interface
100-pin PQFP
Out-of-Band
adaptive decision feedback equalizer
internal RAM, I*J>128 with external RAM
B C M 3 1 1 6
Interactive Set-top Box with DOCSIS and Watch and Record Dual Video Channels
Video 1
Video 2
®
receiver with forward error
F E A T U R E S
®
BCM3250
Set-Top Box
Single-Chip
BCM3116
Advanced
Front End
Q A M L I N K
PRODUCT
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Video 1
Video 2
Fully integrated, DOCSIS-based solution for cable
modems and cable-TV set-top boxes
• Enables the industry’s lowest cost, least complex system
• Simplifies system, board and software design through the
• Reduces power consumption
Enhanced digital adaptive equalization
• Robust performance in the presence of multipath at high order
• Superior echo cancellation capability for both wired
S U M M A R Y
PCI
integration of analog components
QAM constellations
and wireless applications
BCM3116
Brief
®
Video/Graphics
High Definition
BCM7030
Subsystem
CPU
R E C E I V E R
O F
B E N E F I T S
Video Out
Audio Out
Related parts for BCM3116
BCM3116 Summary of contents
Page 1
... Superior echo cancellation capability for both wired and wireless applications Video 1 BCM3250 Advanced Single-Chip Set-Top Box Front End PCI Video 2 BCM3116 BCM3116 Brief ® BCM7030 High Definition Video/Graphics Subsystem CPU Video Out ...
Page 2
... Its bandwidth-efficient feature set expands the existing potential bandwidth of a standard analog network and provides operators with reliable, error-free transmission. The BCM3116 accepts a modulated data stream 38.8 Mbps and delivers a demodulated, equalized and error-corrected output data stream. The receiver integrates a 10-bit A/D ...