PM8621 PMC-Sierra, Inc., PM8621 Datasheet - Page 174

• Manufacturer Part Number: PM8621
• Description: NSE-8G Standard Product Data Sheet Preliminary
• Manufacturer: PMC-Sierra, Inc.

16
Proprietary and Confidential to PMC-Sierra, Inc., and for its Customers’ Internal Use
Document ID: PMC-2010850, Issue 1
Symbol
tS AR
tH AR
tS ALR
tH ALR
tV L
tS LR
tH LR
tP RD
tZ RD
tZ INTH
Microprocessor Interface Timing Characteristics
(T C = -40°C to +85°C, V DDO = 3.3V ± 5%)
Table 17 Microprocessor Interface Read Access
Figure 39 Microprocessor Interface Read Timing
Notes on Microprocessor Interface Read Timing:
1.
Output propagation delay time is the time in nanoseconds from the 1.4 V point of the reference signal to
the 1.4 V point of the output.
CSB+RDB)
Parameter
Address to Valid Read Set-up Time
Address to Valid Read Hold Time
Address to Latch Set-up Time
Address to Latch Hold Time
Valid Latch Pulse Width
Latch to Read Set-up
Latch to Read Hold
Valid Read to Valid Data Propagation Delay
Valid Read Negated to Output Tri-state
Valid Read Negated to INTB High
D[31:0]
A[11:0]
INTB
ALE
tSalr
tVl
tVl
tSar
tSlr
tPrd
tHalr
NSE-8G™ Standard Product Data Sheet
VALID
Min
10
5
10
10
5
0
5
tZrd
tHar
tZinth
tHlr
Max
30
20
50
Preliminary
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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