©2011 Silicon Storage Technology, Inc. DS25045A 09/11
25
8 Mbit SPI Serial Flash
SST25VF080B
Data Sheet
Microchip Technology Company
Table 14:AC Operating Characteristics (SST25VF080B-50-xx-xxxx)
25 MHz 50 MHz 66 MHz
1,2
Symbo
l Parameter Min Max Min Max Min Max Units
F
CLK
3
Serial Clock Frequency 25 50 66 MHz
T
SCKH
Serial Clock High Time 18 9 7 ns
T
SCKL
Serial Clock Low Time 18 9 7 ns
T
SCKR
4
Serial Clock Rise Time (Slew
Rate)
0.1 0.1 0.1 V/ns
T
SCKF
Serial Clock Fall Time (Slew
Rate)
0.1 0.1 0.1 V/ns
T
CES
5
CE# Active Setup Time 10 5 4 ns
T
CEH
5
CE# Active Hold Time 10 5 4 ns
T
CHS
5
CE# Not Active Setup Time 10 5 4 ns
T
CHH
5
CE# Not Active Hold Time 10 5 4 ns
T
CPH
CE# High Time 100 50 100 ns
T
CHZ
CE# High to High-Z Output 15 8 6 ns
T
CLZ
SCK Low to Low-Z Output 0 0 0 ns
T
DS
Data In Setup Time 5 2 2 ns
T
DH
Data In Hold Time 5 5 3 ns
T
HLS
HOLD# Low Setup Time 10 5 4 ns
T
HHS
HOLD# High Setup Time 10 5 4 ns
T
HLH
HOLD# Low Hold Time 10 5 4 ns
T
HHH
HOLD# High Hold Time 10 5 4 ns
T
HZ
HOLD# Low to High-Z Output 20 8 8 ns
T
LZ
HOLD# High to Low-Z Output 15 8 8 ns
T
OH
Output Hold from SCK Change 0 0 0 ns
T
V
Output Valid from SCK 15 8 6 ns
T
SE
Sector-Erase 25 25 25 ms
T
BE
Block-Erase 25 25 25 ms
T
SCE
Chip-Erase 50 50 50 ms
T
BP
Byte-Program 10 10 10 µs
T14.0 25045
1. V
DD
=3.0-3.6V,CL=15pF
2. Characterized, but not fully tested
3. Maximum clock frequency for Read Instruction, 03H, is 25 MHz
4. Maximum Rise and Fall time may be limited by T
SCKH
and T
SCKL
requirements
5. Relative to SCK.
