CMX969D5 MX-COM, Inc., CMX969D5 Datasheet - Page 23

• Manufacturer Part Number: CMX969D5
• Description: MOTIENT/ARDIS RD-LAP MDC4800 Modem
• Manufacturer: MX-COM, Inc.

MOTIENT
¤ ¤ ¤ ¤ 2001 MX-COM, Inc.
4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA
SM
t
t
t
t
t
t
3
6
7
3
6
7
/ARDIS
Modem Rx input
Data from Data Block Buffer
Task to Command Register
Symbols to
De-interleave circuit
BFREE bit
Time to receive all symbols of task
Maximum time between first symbol of task
entering the de-interleave circuit and the task
being written to modem.
Maximum time from the last bit of the task
entering the de-interleave circuit to BFREE
going to a logic '1' (high)
Time to receive all symbols of task
Maximum time between first symbol of task
entering the de-interleave circuit and the task
being written to modem.
Maximum time from the last bit of the task
entering the de-interleave circuit to BFREE
going to a logic '1' (high)
SM
RD-LAP
RD-LAP Receive Task Timings
MDC Receive Task Timings
www.mxcom.com Tel: [phone] 744 5050 Fax: [phone]
TM
MDC4800 Modem
Figure 12: Receive Task Timing Diagram
t
6
for task #1
t
3
1
23
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t
7
for task #2
t
6
1
t
3
2
RHB/RILB
RHB/RILB
RHB/RILB
RHB/RILB
RSID
RSID
Task
Task
SFS
SFP
R4S
SFS
SFP
R4S
SFS
R8B
SFS
R8B
Any
Any
t
7
for task #3
t
6
t
3
2
3
CMX969 Advance Information
(symbol times)
(symbol times)
25 (minimum)
48 (minimum)
t
7
Time
Time
TBD
TBD
TBD
TBD
TBD
TBD
TBD
Doc. # 20480211.002
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