25AA1024 Microchip Technology, 25AA1024 Datasheet - Page 4

• Manufacturer Part Number: 25AA1024
• Description: 1 Mbit SPI Bus Serial EEPROM
• Manufacturer: Microchip Technology

25AA1024/25LC1024
TABLE 1-2:
TABLE 1-3:
DS21836D-page 4
AC CHARACTERISTICS
Param.
18
19
20
21
22
23
24
25
AC Waveform:
Timing Measurement Reference Level
No.
Note 1: This parameter is periodically sampled and not 100% tested.
Note 1: For V
V
V
V
C
Input
Output
LO
HI
HI
L
= 30 pF
2: This parameter is not tested but established by characterization and qualification. For endurance
3: Includes T
2: For V
= V
= 4.0V
T
T
T
T
T
T
T
—
= 0.2V
CE
SE
REL
WC
HZ
HV
PD
Sym.
estimates in a specific application, please consult the Total Endurance™ Model which can be obtained
from our web site at www.microchip.com.
CC
- 0.2V
AC CHARACTERISTICS (CONTINUED)
AC TEST CONDITIONS
CC
CC
HOLD low to output
High-Z
HOLD high to output valid
CS High to Standby mode
CS High to Deep power-
down
Chip erase cycle time
Sector erase cycle time
Internal write cycle time
Endurance
≤ 4.0V
> 4.0V
HI
time.
Characteristic
(Note 1)
(Note 2)
0.5 V
0.5 V
—
—
CC
CC
Industrial (I):
Industrial (I):
Automotive (E):
Preliminary
Min.
150
150
1M
15
30
15
30
—
—
—
—
—
Max.
100
100
—
—
—
—
—
—
10
10
—
6
T
T
T
A
A
A
= -0°C to +85°C
= -40°C to +85°C
= -40°C to +125°C
Cycles
Units
E/W
ms
ms
ms
ns
ns
ns
ns
ns
ns
μs
μs
4.5 ≤ V
2.5 ≤ V
1.8 ≤ V
(Note 1)
4.5 ≤ V
2.5 ≤ V
1.8 ≤ V
V
V
V
V
Byte or Page mode and Page
Erase
(Note 2) Per Page
CC
CC
CC
CC
© 2007 Microchip Technology Inc.
= 1.8V to 5.5V
= 1.8V to 5.5V
= 1.8V to 5.5V
= 1.8V to 5.5V
CC
CC
CC
CC
CC
CC
≤ 5.5
< 4.5
< 2.5
≤ 5.5
< 4.5
< 2.5
Conditions
V
V
V
CC
CC
CC
= 1.8V to 5.5V
= 2.0V to 5.5V
= 2.5V to 5.5V