S25FL512SAGMFIG13 Spansion, S25FL512SAGMFIG13 Datasheet - Page 39

• Manufacturer Part Number: S25FL512SAGMFIG13
• Description: Flash 512Mb 3V 133MHz Serial NOR Flash
• Manufacturer: Spansion

Specifications of S25FL512SAGMFIG13

• Rohs: yes
• Memory Type: Flash
• Memory Size: 512 MB
• Architecture: Uniform
• Timing Type: Asynchronous
• Interface Type: SPI
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 2.7 V
• Operating Temperature: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SO-16

June 13, 2012 S25FL512S_00_04
6.3.2
Hardware (Warm) Reset
When the RESET# input transitions from V
power-on reset but, does not go through the full reset process that is performed during POR. The hardware
reset process requires a period of t
reason during power-up (t
reset process and will require t
The RESET# input provides a hardware method of resetting the flash memory device to standby state.
 RESET# must be high for t
 When RESET# is driven low for at least a minimum period of time (t
 If CS# is low at the time RESET# is asserted, CS# must return high during t
 Hardware Reset is only offered in 16-lead SOIC and BGA packages.
Notes:
1. RESET# Low is optional and ignored during Power-up (t
2. Sum of t
RESET#
RESET#
operation in progress, tri-states all outputs, and ignores all read/write commands for the duration of t
The device resets the interface to standby state.
low again after t
state and t
VCC
CS#
VIO
CS#
Parameter
t
RP
t
RPH
t
t
RS
RP
RH
RH
and t
D a t a
will determine when CS# may go Low.
RH
must be equal to or greater than t
RH
.
S h e e t
Prior Reset end and RESET# high before RESET# low
PU
Any prior reset
Reset Pulse Hold - RESET# low to CS# low
Reset Hold - RESET# high before CS# low
), RESET# going low will initiate the full POR process instead of the hardware
RS
PU
Figure 6.6 POR followed by Hardware Reset
following t
to complete the POR process.
( P r e l i m i n a r y )
Table 6.3 Hardware Reset Parameters
RPH
tRPH
RESET# Pulse Width
to complete. If the POR process did not complete correctly for any
Reset Setup -
S25FL512S
Description
Figure 6.7 Hardware Reset
IH
PU
RPH.
tPU
tPU
to V
or t
PU
). If Reset# is asserted during the end of t
IL
RPH
the device will reset register states in the same manner as
, before going low again to initiate a hardware reset.
tRH
tRS
RP
Limit
), the device terminates any
Min
Min
Min
Min
tRP
RPH
tRS
PU
, the device will remain in the reset
tRPH
before it can be asserted
Time
200
50
35
50
tRH
Unit
ns
µs
ns
ns
RPH
39
.