512Mb, Multiple I/O Serial Flash Memory
AC Reset Specifications
AC Reset Specifications
Table 34: AC RESET Conditions
Note 1 applies to entire table
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Reset pulse
width
tRLRH2
50
–
–
ns
Reset recovery
time
tRHSL Device deselected (S# HIGH) and is in XIP mode
Device deselected (S# HIGH) and is in standby mode
–
–
–
–
–
–
40
40
40
ns
ns
ns
Commands are being decoded, any READ operations are
in progress or any WRITE operation to volatile registers
are in progress
Any device array PROGRAM/ERASE/SUSPEND/RESUME,
PROGRAM OTP, NONVOLATILE SECTOR LOCK, and ERASE
NONVOLATILE SECTOR LOCK ARRAY operations are in
progress
–
–
30
µs
While a WRITE STATUS REGISTER operation is in progress
–
–
tW
tWNVCR
–
–
ms
ms
While a WRITE NONVOLATILE CONFIGURATION REGIS-
TER operation is in progress
On completion or suspension of a SUBSECTOR ERASE op-
eration
–
tSSE
–
s
Software reset tSHSL3 Device deselected (S# HIGH) and is in standby mode
–
–
–
–
40
30
ns
µs
recovery time
Any Flash array PROGRAM/ERASE/SUSPEND/RESUME,
PROGRAM OTP, NONVOLATILE SECTOR LOCK, and ERASE
NONVOLATILE SECTOR LOCK ARRAY operations are in
progress
While WRITE STATUS REGISTER operation is in progress
–
–
tW
tWNVCR
–
–
ms
ms
While a WRITE NONVOLATILE CONFIGURATION REGIS-
TER operation is in progress
On completion or suspension of a SUBSECTOR ERASE op-
eration
tSHRV Deselect to reset valid in quad output or in QIO-SPI
–
tSSE
–
–
–
s
S# deselect to
reset valid
2
ns
1. Values are guaranteed by characterization; not 100% tested.
2. The device reset is possible but not guaranteed if tRLRH < 50ns.
Notes:
PDF: 09005aef84752721
n25q_512mb_1ce_3V_65nm.pdf - Rev. O 05/13 EN
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