
512 Kbit SPI Serial Flash
A Microchip Technology Company
SST25VF512A
Data Sheet
Table 13: AC Operating Characteristics V DD = 2.7-3.6V
Limits
20 MHz
33 MHz
Symbol
Parameter
Min
Max
Min
Max
Units
F CLK
T SCKH
T SCKL
T SCKR1
T SCKF1
T CES2
Serial Clock Frequency
Serial Clock High Time
Serial Clock Low Time
Serial Clock Rise Time (slew rate)
Serial Clock Fall Time (slew rate)
CE# Active Setup Time
20
20
0.1
0.1
20
20
13
13
0.1
0.1
12
33
MHz
ns
ns
V/ns
V/ns
ns
T CEH
2
CE# Active Hold Time
20
12
ns
T CHS2
T CHH2
T CPH
T CHZ
T CLZ
T DS
T DH
T HLS
T HHS
T HLH
T HHH
T HZ
T LZ
T OH
T V
T SE
T BE
T SCE
T BP
CE# Not Active Setup Time
CE# Not Active Hold Time
CE# High Time
CE# High to High-Z Output
SCK Low to Low-Z Output
Data In Setup Time
Data In Hold Time
HOLD# Low Setup Time
HOLD# High Setup Time
HOLD# Low Hold Time
HOLD# High Hold Time
HOLD# Low to High-Z Output
HOLD# High to Low-Z Output
Output Hold from SCK Change
Output Valid from SCK
Sector-Erase
Block-Erase
Chip-Erase
Byte-Program
10
10
100
0
5
5
10
10
15
10
0
20
20
20
20
25
25
100
20
10
10
100
0
3
3
10
10
10
10
0
14
14
14
12
25
25
100
20
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
ms
ms
μs
T13.0 25090
1. Maximum Serial Clock Rise and Fall times may be limited by T SCKH and T SCKL requirements.
2. Relative to SCK.
?2011 Silicon Storage Technology, Inc.
21
DS25090A
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