Datasheet

AC Reset Specifications
Table 35: AC RESET Conditions
Note 1 applies to entire table
Parameter Symbol Conditions Min Typ Max Unit
Reset pulse
width
t
RLRH
2
50 – – ns
Reset recovery
time
t
RHSL Device deselected (S# HIGH) and is in XIP mode – – 40 ns
Device deselected (S# HIGH) and is in standby mode – – 40 ns
Commands are being decoded, any READ operations are
in progress or any WRITE operation to volatile registers
are in progress
– – 40 ns
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 –
t
W – ms
While a WRITE NONVOLATILE CONFIGURATION REGIS-
TER operation is in progress
–
t
WNVCR – ms
On completion or suspension of a SUBSECTOR ERASE op-
eration
–
t
SSE – s
Software reset
recovery time
t
SHSL3 Device deselected (S# HIGH) and is in standby mode – – 90 ns
On completion of any device array PROGRAM/ERASE/
SUSPEND/RESUME, SECTOR ERASE, PROGRAM OTP, PAGE
PROGRAM, DUAL INPUT FAST PROGRAM, EXTENDED
DUAL INPUT FAST PROGRAM, QUAD INPUT FAST PRO-
GRAM, or EXTENDED QUAD INPUT FAST PROGRAM op-
eration
– – 30 µs
On completion or suspension of a WRITE STATUS REGIS-
TER operation
–
t
W – ms
On completion or suspension of a WRITE NONVOLATILE
CONFIGURATION REGISTER operation
–
t
WNVCR – ms
On completion or suspension of a SUBSECTOR ERASE op-
eration
–
t
SSE – s
S# deselect to
reset valid
t
SHRV Deselect to reset valid in quad output or in QIO-SPI 2 – – ns
Notes:
1. Values are guaranteed by characterization; not 100% tested.
2. The device reset is possible but not guaranteed if
t
RLRH < 50ns.
3V, 256Mb: Multiple I/O Serial Flash Memory
AC Reset Specifications
09005aef84566603
n25q_256mb_65nm.pdf - Rev. W 11/16 EN
74
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