M28W320FSU Datasheet, PDF (23/49 Pages) STMicroelectronics – 32Mbit (2Mb x16) and 64Mbit (4Mb x16) 3V Supply, Uniform Block, Secure Flash Memories

M28W320FSU, M28W640FSU
Figure 9. Read AC Waveforms
A0-A20/A21(1)
E
G
DQ0-DQ15
tAVQV
tAVAV
VALID
tELQV
tELQX
tGLQX
tGLQV
VALID
tAXQX
tEHQX
tEHQZ
tGHQX
tGHQZ
ADDR. VALID
CHIP ENABLE
OUTPUTS
ENABLED
DATA VALID
STANDBY
AI09928
Note: 1. Addresses range from A0 to A20 for the M28W320FSU and from A0 to A21 for the M28W640FSU.
Table 13. Read AC Characteristics
Symbol Alt
Parameter
M28W320FSU M28W640FSU
Unit
70
70
t_AVAV t_RC Address Valid to Next Address Valid
Min
70
70
ns
t_AVQV t_ACC Address Valid to Output Valid
Max
70
70
ns
t_AXQX ^{(1) t}OH Address Transition to Output Transition
Min
0
0
ns
t_EHQX ^{(1) t}OH Chip Enable High to Output Transition
Min
0
0
ns
t_EHQZ ^{(1) t}HZ Chip Enable High to Output Hi-Z
Max
20
20
ns
t_ELQV ^{(2) t}CE Chip Enable Low to Output Valid
Max
70
70
ns
t_ELQX ^{(1) t}LZ Chip Enable Low to Output Transition
Min
0
0
ns
t_GHQX ^{(1) t}OH Output Enable High to Output Transition
Min
0
0
ns
t_GHQZ ^{(1) t}DF Output Enable High to Output Hi-Z
Max
20
20
ns
t_GLQV ^{(2) t}OE Output Enable Low to Output Valid
Max
20
20
ns
t_GLQX ^{(1) t}OLZ Output Enable Low to Output Transition
Min
0
0
ns
Note: 1. Sampled only, not 100% tested.
2. G may be delayed by up to t_ELQV - t_GLQV after the falling edge of E without increasing t_ELQV.
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