AT24C32/64
AC Characteristics
Applicable over recommended operating range from T A = -40 ° C to +85 ° C, V CC = +1.8V to +5.5V, CL = 1 TTL Gate and 100
pF (unless otherwise noted).
1.8-volt
2.7-, 2.5-volt
5.0-volt
Symbol
Parameter
Min
Max
Min
Max
Min
Max
Units
f SCL
t LOW
t HIGH
t I
Clock Frequency, SCL
Clock Pulse Width Low
Clock Pulse Width High
Noise Suppression Time (1)
4.7
4.0
100
100
4.7
4.0
100
100
1.2
0.6
400
50
kHz
μ s
μ s
ns
t AA
Clock Low to Data Out Valid
0.1
4.5
0.1
4.5
0.1
0.9
μ s
t BUF
t HD.STA
t SU.STA
t HD.DAT
t SU.DAT
Time the bus must be free
before a new transmission can start (1)
Start Hold Time
Start Set-up Time
Data In Hold Time
Data In Set-up Time
4.7
4.0
4.7
0
200
4.7
4.0
4.7
0
200
1.2
0.6
0.6
0
100
μ s
μ s
μ s
μ s
ns
t R
Inputs Rise Time
(1)
1.0
1.0
0.3
μ s
t F
Inputs Fall Time
(1)
300
300
300
ns
t SU.STO
t DH
t WR
Endurance (1)
Stop Set-up Time
Data Out Hold Time
Write Cycle Time
5.0V, 25 ° C, Page Mode
4.7
100
1M
20
4.7
100
1M
10
0.6
50
1M
10
μ s
ns
ms
Write
Cycles
Note:
1. This parameter is characterized and is not 100% tested.
5
0336K–SEEPR–7/03
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