PM5312STTX Datasheet, PDF (120/140 Pages) PMC-Sierra, Inc – SONET/SDH TRANSPORT OVERHEAD TERMINATING TRANSCEIVER TELECOM STANDARD PRODUCT

DATA SHEET
PMC-930829
ISSUE 5
PM5312 STTX
SONET/SDH TRANSPORT TERMINATING TRANSCEIVER
Microprocessor Interface Write Access (Figure 28)
Symbol
tS_AW
tS_DW
tS_ALW
tH_ALW
tV_L
tS_LW
tH_LW
tH_DW
tH_AW
tV_WR
Parameter
Min
Max
Address to Valid Write Set-up 25
Time
Data to Valid Write Set-up Time 20
Address to Latch Set-up Time 20
Address to Latch Hold Time
20
Valid Latch Pulse Width
20
Latch to Write Set-up
0
Latch to Write Hold
20
Data to Valid Write Hold Time 20
Address to Valid Write Hold
20
Time
Valid Write Pulse Width
40
Figure 28 - Microprocessor Interface Write Access Timing
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
A[5:0]
ALE
(CSB+WRB)
D[7:0]
Valid Address
tS _ALW
tV_L
tS_LW
tH _ALW
tH_LW
tS_AW
tV_WR
tH _AW
tS _DW
tH _DW
Valid Data
PROPRIETARY AND CONFIDENTIALTO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE 114