256Mb: 3V Embedded Parallel NOR Flash
Read AC Characteristics
Read AC Characteristics
Table 28: Read AC Characteristics
Symbol
80ns
60ns
70ns
VCCQ =
VCCQ = VCC
VCCQ = VCC 1.65V to VCC
Note
s
Parameter
Legacy JEDEC
Condition
Min Max Min Max Min Max Unit
Address valid to next ad-
dress valid
tRC
tAVAV
tAVQV
tAVQV1
tELQX
CE# = VIL,
OE# = VIL
60
–
60
25
–
70
–
70
25
–
80
–
80
30
–
ns
ns
ns
ns
Address valid to output val-
id
Address valid to output val- tPAGE
id (page)
tACC
CE# = VIL,
OE# = VIL
–
–
–
CE# = VIL,
OE# = VIL
–
–
–
CE# LOW to output transi-
tion
tLZ
OE# = VIL
0
0
0
2
2
CE# LOW to output valid
tE
tOLZ
tELQV
tGLQX
OE# = VIL
CE# = VIL
–
60
–
–
70
–
–
80
–
ns
ns
OE# LOW to output transi-
tion
0
0
0
OE# LOW to output valid
CE# HIGH to output High-Z
OE# HIGH to output High-Z
tOE
tHZ
tDF
tOH
tGLQV
tEHQZ
tGHQZ
tEHQX,
tGHQX,
tAXQX
CE# = VIL
OE# = VIL
CE# = VIL
–
–
–
–
0
25
25
25
–
–
–
–
0
25
25
25
–
–
–
–
0
30
30
30
–
ns
ns
ns
ns
2
2
CE#, OE#, or address transi-
tion to output transition
tEHQV
tELBL
tELBH
tELQZ
tBLQZ
CE# to BYTE# LOW
CE# to BYTE# HIGH
tELFL
tELFH
–
–
–
–
5
5
–
–
5
5
–
–
5
5
ns
ns
BYTE# LOW to output HIgh- tFLQZ
Z
BYTE# HIGH to output valid tFHQV
–
–
–
–
25
30
–
–
25
30
–
–
30
30
ns
ns
tBHQV
1. The 60ns device is available upon customer request.
2. Sampled only; not 100% tested.
Notes:
PDF: 09005aef84bd3b68
m29w_256mb.pdf - Rev. B 5/13 EN
Micron Technology, Inc. reserves the right to change products or specifications without notice.
73
© 2013 Micron Technology, Inc. All rights reserved.
MICRON [ MICRON TECHNOLOGY ]
