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Part Name
Description
M50FW040 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
M50FW040
4 Mbit (512Kb x8, Uniform Block) 3V Supply Firmware Hub Flash Memory
STMicroelectronics
M50FW040 Datasheet PDF : 41 Pages
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Figure 12. FWH Interface AC Signal Timing Waveforms
M50FW040
CLK
tCHQV
FWH0-FWH3
VALID OUTPUT DATA
tCHQZ
tCHQX
FLOAT OUTPUT DATA
tDVCH
tCHDX
VALID
VALID INPUT DATA
AI03405
Table 20. FWH Interface AC Signal Timing Characteristics
Symbol
PCI
Symbol
Parameter
Test Condition
Value
Unit
t
CHQV
t
val
CLK to Data Out
Min
2
ns
Max
11
ns
t
CHQX(1)
t
on
CLK to Active
(Float to Active Delay)
Min
2
ns
t
CHQZ
t
off
CLK to Inactive
(Active to Float Delay)
Max
28
ns
t
AVCH
t
DVCH
t
su
Input Set-up Time
(2)
Min
7
ns
t
CHAX
t
CHDX
t
h
Input Hold Time
(2)
Min
0
ns
Note: 1. The timing measurements for Active/Float transitions are defined when the current through the pin equals the leakage current spec-
ification.
2. Applies to all inputs except CLK.
27/41
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