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25A512-I/ST

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P34
25A512
DS22237C-page 4 Preliminary 2010-2011 Microchip Technology Inc.
25 — Endurance 1M — E/W
Cycles
Page Mode, 25°C, Vcc = 3.0V
(Note 2)
TABLE 1-2: AC CHARACTERISTICS (CONTINUED)
AC CHARACTERISTICS Industrial (I): TA = -40°C to +85°C VCC = 1.7V to 3.0V
Param.
No.
Sym. Characteristic Min. Max. Units Conditions
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 Microchip’s web site at www.microchip.com.
3: Includes T
HI time.
2010-2011 Microchip Technology Inc. Preliminary DS22237C-page 5
25A512
TABLE 1-3: AC TEST CONDITIONS
FIGURE 1-1: HOLD TIMING
FIGURE 1-2: SERIAL INPUT TIMING
AC Waveform:
VLO = 0.2V —
V
HI = VCC - 0.2V —
CL = 30 pF —
Timing Measurement Reference Level
Input 0.5 V
CC
Output 0.5 VCC
CS
SCK
SO
SI
HOLD
1716 16 17
1918
Don’t Care
5
High-Impedance
n + 1 n n - 1n
nn - 1
1716 1716
1918
High-Impedance
n - 2
n + 1 n n - 2
Don’t Care
CS
SCK
SI
SO
65
8
7
11
3
LSB in
MSB in
High-Impedance
12
Mode 1,1
Mode 0,0
2
4
25A512
DS22237C-page 6 Preliminary 2010-2011 Microchip Technology Inc.
FIGURE 1-3: SERIAL OUTPUT TIMING
CS
SCK
SO
10
9
13
MSB out
LSB out
3
15
Don’t Care
SI
Mode 1,1
Mode 0,0
14
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P34

25A512-I/ST

Mfr. #:
Buy 25A512-I/ST
Manufacturer:
Microchip Technology
Description:
EEPROM 512k, 64K X 8 1.8V SER EE IND
Lifecycle:
New from this manufacturer.
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