Viterbi Error Correction Decoder K=9

KEY FEATURES

Note: The newer COM-1509 now provides higher performance (90 Mbps) and extended functionality (full codec, scrambling, HDLC, etc.)

Viterbi decoder for error correction

Constraint length K = 9

• Selectable rate: 1/3 and 2/3

Performance:

• 2.10^-6 @ 4dB SNR R=1/3
• 7.10^-6 @ 5dB SNR R=2/3

Continuous or block mode

Differential decoder

Maximum throughput (at output): 1.48 Mbps

4-bit soft-quantized or 1-bit hard decision input

Self synchronization

Coded BER measurement and lock status

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

ComBlock COMPATIBILITY LIST

Input	Output
COM-1010 Convolutional encoder, back to back	COM-1005 Bit Error Rate measurement
FSK demodulator, up to 10 Msymbols/s