COTS PEM
BOOT SECTOR FLASH
Austin Semiconductor, Inc.
AS29LV016J
AC CHARACTERISTICS
tRC
Addresses
CE#
VA
tACC
tCE
VA
VA
tCH
tOE
OE#
WE#
tOEH
tDF
tOH
High Z
DQ7
Valid Data
Complement
Complement
True
High Z
DQ0–DQ6
Status Data
True
Valid Data
Status Data
tBUSY
RY/BY#
Note: VA = Valid address. Illustration shows first status cycle after command sequence, last status read cycle, and
array data read cycle.
Figure 18. Data# Polling Timings (During Embedded Algorithms)
tRC
Addresses
CE#
VA
tACC
tCE
VA
VA
VA
tCH
tOE
OE#
WE#
tOEH
tDF
tOH
High Z
DQ6/DQ2
RY/BY#
Valid Status
(first read)
Valid Status
Valid Status
Valid Data
(second read)
(stops toggling)
tBUSY
Note: VA = Valid address; not required for DQ6. Illustration shows first two status cycle after command sequence, last
status read cycle, and array data read cycle.
Figure 19. Toggle Bit Timings (During Embedded Algorithms)
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AS29LV016J
Rev. 0.0 02/09
34
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