Owner manual

5
AT24C32/64
0336I–SEEPR–07/02
Note: 1. This parameter is characterized and is not 100% tested.
AC Characteristics
Applicable over recommended operating range from T
A
=-40°Cto+85°C, V
CC
= +1.8V to +5.5V, CL = 1 TTL Gate and 100
pF (unless otherwise noted).
Symbol Parameter
1.8-volt 2.7-, 2.5-volt 5.0-volt
UnitsMin Max Min Max Min Max
f
SCL
Clock Frequency, SCL 100 100 400 kHz
t
LOW
Clock Pulse Width Low 4.7 4.7 1.2 µs
t
HIGH
Clock Pulse Width High 4.0 4.0 0.6 µs
t
I
Noise Suppression Time
(1)
100 100 50 ns
t
AA
Clock Low to Data Out Valid 0.1 4.5 0.1 4.5 0.1 0.9 µs
t
BUF
Time the bus must be free
before a new transmission can start
(1)
4.7 4.7 1.2 µs
t
HD.STA
Start Hold Time 4.0 4.0 0.6 µs
t
SU.STA
Start Set-up Time 4.7 4.7 0.6 µs
t
HD.DAT
Data In Hold Time 0 0 0 µs
t
SU.DAT
Data In Set-up Time 200 200 100 ns
t
R
Inputs Rise Time
(1)
1.0 1.0 0.3 µs
t
F
Inputs Fall Time
(1)
300 300 300 ns
t
SU.STO
Stop Set-up Time 4.7 4.7 0.6 µs
t
DH
Data Out Hold Time 100 100 50 ns
t
WR
WriteCycleTime 20 10 10 ms
Endurance
(1)
5.0V, 25°C, Page Mode 1M 1M 1M
Write
Cycles