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SpaceWire Router |
| UserManual | |
Issue: | 3.4 | ||
User Manual | |||
Date: | 11th July 2008 | ||
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10.6.5 Time-code Jitter
The variation in time to propagate a
TTCJIT = (2⋅TSYSPERIOD)+ (5⋅TTXPERIOD)
10.6.6 200M bits/s Input and Output Bit Rate Example
The following table defines the latency and jitter measurements when the transmit bit rate and receive bit rate are 200M bits/s.
Table
Description | Symbol | Value | Units |
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Switching Latency | TSWITCH | 133.3 | ns, max |
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Router Latency – SpaceWire to SpaceWire port | TSSDATA | 546.6 | ns, max |
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Router Latency – SpaceWire to External port | TSEDATA | 316.6 | ns, max |
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Router Latency – External to SpaceWire port | TESDATA | 363.3 | ns, max |
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Router Latency – External to External port | TEEDATA | 166.6 | ns, max |
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TSSTC | 409.3 | ns, max | |
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TSETC | 316.6 | ns, max | |
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TESTC | 359.9 | ns, max | |
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TTCJIT | 116.6 | ns, max | |
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[1] Note all figures are worst case |
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Preliminary | 135 |