M27C4001 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'M27C4001' PDF : 24 Pages View PDF
M27C4001
DC and AC parameters
Figure 8. Read Mode AC Waveforms
A0-A18
E
G
Q0-Q7
VALID
tAVQV
tGLQV
tELQV
tAXQX
VALID
tEHQZ
tGHQZ
Hi-Z
AI00724B
Table 9. Read Mode AC Characteristics(1) (2)
M27C4001
Symbol Alt
Parameter
Test Condition -35(3)
-45(3)
-55(3) Unit
Min Max Min Max Min Max
tAVQV
tACC
Address Valid to
Output Valid
E = VIL, G = VIL
35
45
55 ns
tELQV
tCE
Chip Enable Low to
Output Valid
G = VIL
35
45
55 ns
tGLQV
tOE
Output Enable Low
to Output Valid
E = VIL
20
25
30 ns
tEHQZ(4)
tDF
Chip Enable High to
Output Hi-Z
G = VIL
0 30 0 30 0 30 ns
tGHQZ(4)
tDF
Output Enable High
to Output Hi-Z
E = VIL
0 30 0 30 0 30 ns
tAXQX
tOH
Address Transition
to Output Transition
E = VIL, G = VIL
0
0
0
ns
1. TA = 0 to 70 °C or –40 to 85 °C; VCC = 5V ± 5% or 5V ± 10%; VPP = VCC
2. VCC must be applied simultaneously with or before VPP and removed simultaneously or after VPP
3. Speed obtained with High Speed AC measurement conditions.
4. Sampled only, not 100% tested.
15/25
Share Link: 
