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