Comtech EF Data SDM-2020, Installation And Operation Manual

Page: 137 / 215

Data Interfaces SDM-2020 Satellite Demodulator
A–36 Rev.3
Figure A-13 shows the nominal interface timing.
CLOCK
DATA
SYNC
DVALID
Figure A-13. Nominal Interface Timing
Use the timing diagram shown in Figure A-14 for the worst case interface timing
specifications.
CLOCK
DATA
tsu th tw
T
SYNC
DVALID
Figure A-14. Interface Timing
The timing parameters for the serial data transmit interface are listed in Table A-19.