MA28140 Datasheet, PDF (49/72 Pages) Dynex Semiconductor – Packet Telecommand Decoder

Physical Interface
Transponder
RF
Transponder
Interface
Channel Active
Data Stream
Clock
PTD
: TCA
MA28140
TIMING
De scription
min
typ
max
Ttc1 *
TCA high to first TCC rising
4 Tck
Ttc2 *
Last TCC falling to TCA low
4 Tck
Ttcclk
TCC period
20 µs
Ttc setup
TCS setup to TCC falling
0 ns
Ttc hold
TCS hold after TCC falling
4 Tck
* NOTE: if the required timing is not fulfilled on Ttc1 and Ttc2, there is a risk of loss of the first or last bits.
Table 12: Physical Interface Timings
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