Viterbi Error Correction Decoder K=5,7

KEY FEATURES

Note: The newer COM-1509 now provides higher performance (120 Mbps) and extended functionality (full codec, scrambling, HDLC, etc.)

Viterbi decoder for error correction

Selectable rate and constraint length:

• K = 5, rate 1/7
• K = 7, rates ½, ¾, 7/8

Support for the following standards:

• Intelsat IESS-308/309
• DVB ETS 300 421
• DVB ETS 300 744

Differential decoder

Maximum throughput (at input): 8 Mbps

4-bit soft-quantized demodulated bits

Single 5V supply

Connectorized 3”x 3” module for ease of prototyping. Standard 40 pin 2mm dual row connectors (left, right). Interfaces with 5V and 3.3V logic

ComBlock COMPATIBILITY LIST

Input	Output
COM-1001 PSK/QPSK/OQPSK demodulator	COM-1005 BER measurement
COM-1011/1018 DSSS Demodulator	COM-5003 TCP-IP / USB Gateway
COM-1027 FSK/MSK/GFSK/GMSK demodulator	COM-8002 Data acquisition 256MB
COM-1023 BER generator, Additive White Gaussian Noise Generator
COM-1010 Convolutional encoder (back to back)