stlc5465 STMicroelectronics, stlc5465 Datasheet - Page 52

• Manufacturer Part Number: stlc5465
• Description: Multi Hdlc With Switching Matrix Associated
• Manufacturer: STMicroelectronics

STLC5465B
VI - MEMORY TIMING (continued)
Figure 41 : Static Memory Write Signals from the Multi-HDLC
Note : Total Write Cycle : Tuv + 1/f
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Symbol
Tuv
1/f
T
a
Delay between Data Strobe delivered by the P and beginning of
cycle
f : Masterclock frequency
Delay between Masterclock and Edge of each signal delivered by the
MHDLC (30pF)
NCE width
NDS from P
(or equivalent)
MASTERCLOCK
applied to XTAL1 Pin
ADM0/18
NCE0/7
NWE
NOE
DM0/15
Note : See
MBL Definition
HZ
HZ
T
a
Parameter
a
Each signal delivered by the MHDLC
is high impedance outside this time
Total Write Cycle
Tuv
V
V
DD
DD
= 5V
= 3.3V
a
a
Min.
2/f
1/f
a
HZ
HZ
Typ.
30
1/f
Max.
20
40
4/f
Unit
ns
ns
ns