8 Mbit SPI Serial Flash
A Microchip Technology Company
SST25VF080B
Data Sheet
Table 14: AC Operating Characteristics (SST25VF080B-50-xx-xxxx)
Symbo
25 MHz
50 MHz
66 MHz 1,2
l
F CLK
3
Parameter
Serial Clock Frequency
Min
Max
25
Min
Max
50
Min
Max
66
Units
MHz
T SCKH
T SCKL
T SCKR4
Serial Clock High Time
Serial Clock Low Time
Serial Clock Rise Time (Slew
18
18
0.1
9
9
0.1
7
7
0.1
ns
ns
V/ns
Rate)
T SCKF
Serial Clock Fall Time (Slew
0.1
0.1
0.1
V/ns
Rate)
T CES5
T CEH5
CE# Active Setup Time
CE# Active Hold Time
10
10
5
5
4
4
ns
ns
T CHS
5
CE# Not Active Setup Time
10
5
4
ns
T CHH5
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 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
100
0
5
5
10
10
10
10
0
15
20
15
15
25
25
50
10
5
50
0
2
5
5
5
5
5
0
8
8
8
8
25
25
50
10
4
100
0
2
3
4
4
4
4
0
6
8
8
6
25
25
50
10
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
ms
ms
μs
T14.0 25045
1.
2.
3.
4.
5.
V DD = 3.0 - 3.6 V, CL = 15 pF
Characterized, but not fully tested
Maximum clock frequency for Read Instruction, 03H, is 25 MHz
Maximum Rise and Fall time may be limited by T SCKH and T SCKL requirements
Relative to SCK.
?2011 Silicon Storage Technology, Inc.
25
DS25045A
09/11
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