25AA080/25LC080/25C080
1.2 AC Characteristics
AC CHARACTERISTICS
Industrial (I): TA = -40°C to +85°C VCC = 1.8V to 5.5V
Automotive (E): TA = -40°C to +125°C VCC = 4.5V to 5.5V (25C080 only)
Param.
No.
Sym.
Characteristic
Min.
Max.
Units
Test Conditions
1 FCLK Clock Frequency
—
3
MHz VCC = 4.5V to 5.5V
—
2
MHz VCC = 2.5V to 4.5V
—
1
MHz VCC = 1.8V to 2.5V
2 TCSS CS Setup Time
100
—
ns VCC = 4.5V to 5.5V
250
—
ns VCC = 2.5V to 4.5V
500
—
ns VCC = 1.8V to 2.5V
3 TCSH CS Hold Time
150
—
ns VCC = 4.5V to 5.5V
250
—
ns VCC = 2.5V to 4.5V
475
—
ns VCC = 1.8V to 2.5V
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 4.5V
50
—
ns VCC = 1.8V to 2.5V
6 THD Data Hold Time
50
—
ns VCC = 4.5V to 5.5V
100
—
ns VCC = 2.5V to 4.5V
100
—
ns VCC = 1.8V to 2.5V
7
TR
CLK Rise Time
—
2
s (Note 1)
8
TF
CLK Fall Time
—
2
s (Note 1)
9 THI Clock High Time
150
—
ns VCC = 4.5V to 5.5V
230
—
ns VCC = 2.5V to 4.5V
475
—
ns VCC = 1.8V to 2.5V
10 TLO Clock Low Time
150
—
ns VCC = 4.5V to 5.5V
230
—
ns VCC = 2.5V to 4.5V
475
—
ns VCC = 1.8V to 2.5V
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 4.5V
475
ns VCC = 1.8V to 2.5V
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 4.5V (Note 1)
—
500
ns VCC = 1.8V to 2.5V (Note 1)
16 THS HOLD Setup Time
100
—
ns VCC = 4.5V to 5.5V
100
—
ns VCC = 2.5V to 4.5V
200
—
ns VCC = 1.8V to 2.5V
17 THH HOLD Hold Time
100
—
ns VCC = 4.5V to 5.5V
100
—
ns VCC = 2.5V to 4.5V
200
—
ns VCC = 1.8V to 2.5V
18 THZ HOLD Low to Output High-Z
100
150
200
—
ns VCC = 4.5V to 5.5V (Note 1)
—
ns VCC = 2.5V to 4.5V (Note 1)
—
ns VCC = 1.8V to 2.5V (Note 1)
19 THV HOLD High to Output Valid
100
150
200
—
ns VCC = 4.5V to 5.5V
—
ns VCC = 2.5V to 4.5V
—
ns VCC = 1.8V to 2.5V
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 ensured 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.
1997-2012 Microchip Technology Inc.
DS21230E-page 3