BCM3510 Broadcom Corporation, BCM3510 Datasheet

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BCM3510

Manufacturer Part Number
BCM3510
Description
Manufacturer
Broadcom Corporation
Datasheet

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Integrated 64/256-QAM and 8-VSB receiver
• 1–51 Mbps variable rate QAM/VSB receiver
• Direct 36/44 MHz IF sampled architecture
• 10-bit A/D converter with integral AGC amplifier
• Digital demodulator and matched filters
• Adjacent channel filters
• NTSC co-channel rejection filter
• 496-tap adaptive decision-feedback equalizer
• All-digital clock and carrier recovery
• Integrated PLLs to minimize external components
CATV/HDTV standards-compliant FEC decoder
• ITU-T J.83 annex A/B/C CATV modes
• ATSC A/53 HDTV mode
• Integrated deinterleaver RAM for all modes
Intelligent embedded microcontroller
MPEG-2 transport output
• PCMCIA and Smart Card Format—EIA 679 A, B
• PLL generated output clock
• Glueless interface to BCM7020 video and graphics subsystem
Low-power standby mode
I
128-pin PQFP package
3.3V I/O and analog operation, 1.8V digital operation
2
C or SPI microcontroller interface
RF
IN
ATSC/CATV
F E A T U R E S
Tuner
®
HDTV/CATV RECEIVER
QAM/VSB CATV/HDTV Receiver
BCM3510
HDTV/CATV
VSB/QAM
Receiver
BCM3510
Full equalizer architecture spans -6 to +40 ms delays
Automatic NTSC co-channel rejection filter provides
performance superior to traditional designs
Full 496-tap equalizer implementation eliminates multipath
effects over a wide dynamic range
Full 496-tap equalizer implementation eliminates multipath
effects over a wide dynamic range
Digital adjacent channel filters provide additional rejection for
challenging environmental conditions
On-chip digital PLL simplifies circuit design
Integrated microcontroller with on-chip ROM for simplified
software development, intelligent monitoring, and fast-
channel acquisition
Operates at 15 dB SNR threshold of visibility.
Multiple AGC loops handle wide dynamic range input and
rapid signal fading
Integrated AGC and 10-bit A/D converter for direct interface
to standard DTV tuners
MPEG-2 transport interface requires no glue logic to interface
to the BCM7020 video and graphics subsystem, smart cards,
and PCMCIA conditional access devices
Support for both QAM and VSB for cable TV-ready systems
at no additional cost
S U M M A R Y O F B E N E F I T S
Transport Demux,
Memory
Display Engine
HDTV MPEG-2
Audio/ Video
Decoder and
BCM7020
Conditional
Access
HD Video
Audio

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BCM3510 Summary of contents

Page 1

... BCM7020 video and graphics subsystem, smart cards, and PCMCIA conditional access devices • Support for both QAM and VSB for cable TV-ready systems at no additional cost QAM/VSB CATV/HDTV Receiver BCM3510 VSB/QAM HDTV/CATV Receiver Conditional ...

Page 2

... RAM and ROM for design flexibility and low cost implementations. The BCM3510 implements all of the receiver functionality for both VSB and QAM signals at no extra cost, creating a single system solution for digital terrestrial and cable applications. This highly integrated device ...

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