CDB4954A/55A
Part | Datasheet |
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CDB4955A (pdf) |
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CDB4954A/55A Evaluation Board for CS4954/55 l Demonstrates recommended layout and grounding practices l Supports both parallel and serial digital video input l On-board test pattern generation l Supports NTSC/PAL video formats l V or 5 V operation l Composite, S-Video, and RGB outputs l Supports Standalone mode via onboard DIP switch l RS232 interface with PC l Single 6-9 V external DC power supply l Additional op-amps with open pads for prototyping additional filters The CDB4954A/55A board allows fast evaluation of the features of the CS4954 digital video encoders. The board may also be configured to accept external TTL level timing and data signals for use during system development. Also, to simplify the demonstration of the features of the CS4954, the CDB4954A/55A is equipped with an onboard microcontroller and pre-programmed FLASH memory to facilitate configuration and evaluation of the CS4954 digital video encoder. ORDERING INFORMATION CDB4954A Evaluation Board CDB4955A Evaluation Board POWER INLET - 10VDC Reset Regulator +3.3V 3.3V +5V +5V PLD EEPROM CCIR 656 SERIAL/ PARALELL INPUTS DB25 656_IN ECL RECEIVER SMPTE-259M Interface Reset Switch MPU PROGRAM HEADER RESETPROG OPEN 1 2 3 4 5 6 7 8 Motorola 908 Microcontroller SDL SDA RESET TXD RXD RS-232 Interface TX RX RESETALE WRRD- A/D7:0 FPGA 54MHZ CTL Addr Data RESET- CTL Addr Data RESET- SDRAM Flash PC SERIAL INTERFACE 245 BUFFER Hdr 16PIN TTX /2 27MHz 656 DATA HS,VS, FIELD TTXD, TTXRQ Hdr 16PIN SELECTABLE HI/LOW IMPEDANCE FILTERS |
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