參數(shù)資料
型號： 25AA320A_07
廠商： Microchip Technology Inc.
元件分類： EEPROM
英文描述： 32K SPI Bus Serial EEPROM
中文描述： 32K的SPI總線串行EEPROM
文件頁數(shù)： 3/26頁
文件大?。?/td> 303K
代理商： 25AA320A_07
2007 Microchip Technology Inc.
DS21828D-page 3
25AA320A/25LC320A
TABLE 1-2:
AC CHARACTERISTICS
AC CHARACTERISTICS
Industrial (I):
Automotive (E):
T
A
= -40°C to +85°C
T
A
= -40°C to +125°C
V
CC
= 1.8V to 5.5V
V
CC
= 2.5V to 5.5V
Param.
No.
Sym.
Characteristic
Min.
Max.
Units
Test Conditions
1
F
CLK
Clock Frequency
—
—
—
10
5
3
MHz
MHz
MHz
4.5V
≤
Vcc
≤
5.5V
2.5V
≤
Vcc
<
4.5V
1.8V
≤
Vcc
<
2.5V
4.5V
≤
Vcc
≤
5.5V
2.5V
≤
Vcc
<
4.5V
1.8V
≤
Vcc
<
2.5V
4.5V
≤
Vcc
≤
5.5V
2.5V
≤
Vcc
<
4.5V
1.8V
≤
Vcc
<
2.5V
2
T
CSS
CS Setup Time
50
100
150
—
—
—
ns
ns
ns
3
T
CSH
CS Hold Time
100
200
250
—
—
—
ns
ns
ns
4
T
CSD
CS Disable Time
50
—
ns
—
5
Tsu
Data Setup Time
10
20
30
—
—
—
ns
ns
ns
4.5V
≤
Vcc
≤
5.5V
2.5V
≤
Vcc
<
4.5V
1.8V
≤
Vcc
<
2.5V
4.5V
≤
Vcc
≤
5.5V
2.5V
≤
Vcc
<
4.5V
1.8V
≤
Vcc
<
2.5V
6
T
HD
Data Hold Time
20
40
50
—
—
—
ns
ns
ns
7
T
R
CLK Rise Time
—
2
μ
s
μ
s
(Note 1)
8
T
F
CLK Fall Time
—
2
(Note 1)
9
T
HI
Clock High Time
50
100
150
—
—
—
ns
ns
ns
4.5V
≤
Vcc
≤
5.5V
2.5V
≤
Vcc
<
4.5V
1.8V
≤
Vcc
<
2.5V
4.5V
≤
Vcc
≤
5.5V
2.5V
≤
Vcc
<
4.5V
1.8V
≤
Vcc
<
2.5V
10
T
LO
Clock Low Time
50
100
150
—
—
—
ns
ns
ns
11
T
CLD
Clock Delay Time
50
—
ns
—
12
T
CLE
Clock Enable Time
50
—
ns
—
13
T
V
Output Valid from Clock
Low
—
—
—
50
100
160
ns
ns
ns
4.5V
≤
Vcc
≤
5.5V
2.5V
≤
Vcc
<
4.5V
1.8V
≤
Vcc
<
2.5V
14
T
HO
Output Hold Time
0
—
ns
(Note 1)
15
T
DIS
Output Disable Time
—
—
—
40
80
160
ns
ns
ns
4.5V
≤
Vcc
≤
5.5V
(Note 1)
2.5V
≤
Vcc
≤
4.5V
(Note 1)
1.8V
≤
Vcc
≤
2.5V
(Note 1)
4.5V
≤
Vcc
≤
5.5V
2.5V
≤
Vcc
<
4.5V
1.8V
≤
Vcc
<
2.5V
16
T
HS
HOLD Setup Time
20
40
80
—
—
—
ns
ns
ns
Note 1:
This parameter is periodically sampled and not 100% tested.
2:
T
WC
begins on the rising edge of CS after a valid write sequence and ends when the internal write cycle is
complete.
3:
This parameter is not tested but ensured by characterization. For endurance estimates in a specific
application, please consult the Total Endurance Model which can be obtained from our web site:
www.microchip.com.
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