25LC320XT-E/ST 查看數據表（PDF） - Microchip Technology
零件编号
产品描述 (功能)
生产厂家
25LC320XT-E/ST Datasheet PDF : 24 Pages
| |||
25AA320/25LC320/25C320
TABLE 1-2: AC CHARACTERISTICS
AC CHARACTERISTICS
Industrial (I):
TA = -40°C to +85°C
Automotive (E): TA = -40°C to +125°C
VCC = 1.8V to 5.5V
VCC = 2.5V to 5.5V
Param.
No.
Sym.
Characteristic
Min.
Max.
Units
Conditions
1
FCLK
Clock Frequency
—
3
MHz VCC = 4.5V to 5.5V
—
2
MHz VCC = 2.5V to 5.5V
—
1
MHz VCC = 1.8V to 5.5V
2
TCSS
CS Setup Time
100
—
ns VCC = 4.5V to 5.5V
250
—
ns VCC = 2.5V to 5.5V
500
—
ns VCC = 1.8V to 5.5V
3
TCSH
CS Hold Time
150
—
ns VCC = 4.5V to 5.5V
250
—
ns VCC = 2.5V to 5.5V
475
—
ns VCC = 1.8V to 5.5V
4
TCSD
CS Disable Time
500
—
ns —
5
TSU
Data Setup Time
30
—
ns VCC = 4.5V to 5.5V
50
—
ns VCC = 2.5V to 5.5V
50
—
ns VCC = 1.8V to 5.5V
6
THD
Data Hold Time
7
TR
8
TF
CLK Rise Time
CLK Fall Time
50
—
ns VCC = 4.5V to 5.5V
100
—
ns VCC = 2.5V to 5.5V
100
—
ns VCC = 1.8V to 5.5V
—
2
µs (Note 1)
—
2
µs (Note 1)
9
THI
Clock High Time
150
—
ns VCC = 4.5V to 5.5V
230
—
ns VCC = 2.5V to 5.5V
475
—
ns VCC = 1.8V to 5.5V
10
TLO
Clock Low Time
150
—
ns VCC = 4.5V to 5.5V
230
—
ns VCC = 2.5V to 5.5V
475
—
ns VCC = 1.8V to 5.5V
11
TCLD
Clock Delay Time
50
—
ns —
12
TCLE
Clock Enable Time
50
—
ns —
13
TV
Output Valid from
Clock Low
—
150
ns VCC = 4.5V to 5.5V
—
230
ns VCC = 2.5V to 5.5V
—
—
ns VCC = 1.8V to 5.5V
14
THO
Output Hold Time
0
—
ns (Note 1)
15
TDIS
Output Disable Time
—
—
—
200
ns VCC = 4.5V to 5.5V (Note 1)
250
ns VCC = 2.5V to 5.5V (Note 1)
—
ns VCC = 1.8V to 5.5V
16
THS
HOLD Setup Time
100
—
ns VCC = 4.5V to 5.5V
100
—
ns VCC = 2.5V to 5.5V
200
—
ns VCC = 1.8V to 5.5V
17
THH
HOLD Hold Time
100
—
ns VCC = 4.5V to 5.5V
100
—
ns VCC = 2.5V to 5.5V
200
—
ns VCC = 1.8V to 5.5V
18
THZ
HOLD Low to Output
100
High-Z
150
200
—
ns VCC = 4.5V to 5.5V (Note 1)
—
ns VCC = 2.5V to 5.5V (Note 1)
—
ns VCC = 1.8V to 5.5V
19
THV
HOLD High to Output
100
Valid
150
200
—
ns VCC = 4.5V to 5.5V
—
ns VCC = 2.5V to 5.5V
—
ns VCC = 1.8V to 5.5V
20
TWC
Internal Write Cycle
—
Time
5
ms —
21
—
Endurance
1M
—
E/W (Note 2)
Cycles
Note 1: This parameter is periodically sampled and not 100% tested.
2: This parameter is not tested but established by characterization. For endurance estimates in a specific application,
please consult the Total Endurance™ Model which can be obtained from Microchip’s web site at: www.microchip.com.
2004 Microchip Technology Inc.
DS21227E-page 3
Share Link: 