• Excellent adjacent channel interference (ACI) rejection capability
• Excellent co-channel interference (CCI) rejection capability
• Fast channel lock time
• Accept direct IF and low IF
• Embedded SAW filter and IF Amplifier. Cost effective TV front-end structure and no more cost on:
♦ External analog IF demodulator
♦ External SAW filter and IF VGA on tuner
Digital TV (DVB-C) Demodulator
• ETSI 300 429, ITU J.83 Annex A, NorDig Unified, and C-Book compliant
• Wide symbol rate support: 1 to 7 Msps
• Supports 16-, 32-, 64-, 128-, and 256-QAM
• Full-digital timing/frequency with wide acquisition range
• Automatic symbol rate and modulation type detection for fast channel scan
• Excellent narrow-band interference rejection capability
• Accept direct IF and low IF
• Embedded SAW filter and IF Amplifier. Cost effective TV front-end structure and no more cost on:
♦ External analog IF demodulator
♦ External SAW filter and IF VGA on tuner
Peripherals
• Three built-in UARTs with Tx and Rx FIFO
• Built-in 10/100M Ethernet MAC and Ethernet PHY
•
Eight basic serial interfaces: Four are the masters for general purpose and two of them can be active in standby mode
one is the slave for VGA DDC or for general purpose, the other three extra slave serial interfaces are used for HDMI
EDID data, all of the ten serial
interfaces can support up to 400KHz.
• Three PWMs, two of them can be active in standby mode
• IR receiver
• Real-time clock and watchdog controller
• Built-in one USB2.0/1.1 port support external hub with 8 OUT and 8 IN endpoints, and one simplified USB2.0/1.1
port with 1 OUT and 2 IN endpoints.
• Built-in uP for standby mode
♦ Fast boot from standby mode ( should corresponding to specific PCB Hardware)
• Supports SDIO interface
• Supports smart card interface
• Supports two serial flash or one serial and one NAND flash
• Supports eight-input low-speed ADC
• Supports boundary scan (JTAG)
IC Outline
• PBGA Package
• 3.3V/1.2V and 1.5V for DDR3
7.2. U101 (CXD2837ER except for LC-50LD264)
General Description
The CXD2837ER is a combined DVB-T2, DVB-T and DVB-C demodulator that conforms to the ETSI EN 302-755 v1.3.1
(second generation Terrestrial), ETSI EN 300-744 V1.6.1 (Terrestrial) and ETSI EN 300-429 v1.2.1 (Cable) standards. The
CXD2837ER demodulator offers class-leading performance, optimized BOM requiring no external memory and low processor
overhead.
Features
• Features DVB-T2
• Complies with DTG D-BOOK 7.0 V2.0, NorDig-Unified Test Specification ver2.2.1 and targeting upcoming Digital
Europe Ebook requirements
• Supports 5 MHz, 6 MHz, 7 MHz, 8 MHz and 1.7 MHz BW
• Supports all DVB-T2 modes, including
• Single and multiple-PLPs
• T2-Lite profile
• SISO and MISO transmission
♦ Simple API
• Fully-automatic acquisition
• Fully-automatic L1-signalling decoding
• Automatic guard-interval detection
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