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CAT25C128VT2 bảng dữ liệu(PDF) 4 Page - Catalyst Semiconductor

tên linh kiện CAT25C128VT2
Giải thích chi tiết về linh kiện  128K/256K-Bit SPI Serial CMOS EEPROM
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CAT25C128VT2 bảng dữ liệu(HTML) 4 Page - Catalyst Semiconductor

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CAT25C128/256
4
Document No. 1018, Rev. I
Limits
Vcc=
VCC =VCC =
VCC=
1.8V-5.5V
2.5V-5.5V
2.7V-5.5V
4.5V-5.5V
Test
SYMBOL PARAMETER
Min. Max. Min.
Max. Min.
Max. Min. Max. UNITS Conditions
tSU
Data Setup Time
500
100
70
35
ns
tH
Data Hold Time
500
100
70
35
ns
tWH
SCK High Time
2500
250
150
80
ns
tWL
SCK Low Time
2500
250
150
80
ns
fSCK
Clock Frequency
DC
0.2
DC
2.0
DC
2.5
DC
5
MHz
tLZ
HOLD to Output Low Z
100
50
50
50
ns
tRI(3)
Input Rise Time
2
2
2
2
µs
tFI(3)
Input Fall Time
2
2
2
2
µs
tHD
HOLD Setup Time
250
100
100
40
ns
tCD
HOLD Hold Time
250
100
100
40
ns
tWC
Write Cycle Time
10
10
10
5
ms
tV
Output Valid from Clock Low
250
200
200
80
ns
tHO
Output Hold Time
0
0
0
0
ns
tDIS
Output Disable Time
250
200
200
100
ns
tHZ
HOLD to Output High Z
150
100
100
50
ns
tCS
CS High Time
100
100
100
100
ns
tCSS
CS Setup Time
100
100
100
100
ns
tCSH
CS Hold Time
100
100
100
100
ns
tWPS
WP Setup Time
50
50
50
50
ns
tWPH
WP Hold Time
50
50
50
50
ns
NOTE:
(3) This parameter is tested initially and after a design or process change that affects the parameter.
A.C. CHARACTERISTICS (CAT25C256)
CL = 50pF



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