BCM3510_04 Datasheet, PDF (1/2 Pages) Broadcom Corporation. – HDTV/CATV RECEIVER

BCM3510
®
HDTV/CATV RECEIVER
FEATURES
SUMMARY OF BENEFITS
• 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
• I²C or SPI microcontroller interface
• 128-pin PQFP package
• 3.3V I/O and analog operation, 1.8V digital operation
• 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
QAM/VSB CATV/HDTV Receiver
RF
ATSC/CATV
IN
Tuner
BCM3510
VSB/QAM
HDTV/CATV
Receiver
Memory
Conditional
Access
BCM7020
HDTV MPEG-2
Transport Demux,
Audio/ Video
Decoder and
Display Engine
HD Video
Audio