at24c128 ATMEL Corporation, at24c128 Datasheet - Page 6

• Manufacturer Part Number: at24c128
• Description: At24c256
• Manufacturer: ATMEL Corporation

Table 5. AC Characteristics
Applicable over recommended operating range from T
otherwise noted). Test conditions are listed in Note 2.
Notes:
6
Symbol
f
t
t
t
t
t
t
t
t
t
t
t
t
t
Endurance
SCL
LOW
HIGH
AA
BUF
HD.STA
SU.STA
HD.DAT
SU.DAT
R
F
SU.STO
DH
WR
1. This parameter is characterized and is not 100% tested.
2. AC measurement conditions:
3. The Write Cycle Time of 5 ms only applies to the AT24C128/256 devices bearing the process letter “B” on the package (the
4. The AT24C128/256 bearing the process letter “B” in the package (the mark is located in the lower right corner on the top
5. The AT24C128/256 bearing the process letter “B” on the package (the mark is located in the lower right corner on the top-
AT24C128/256
(1)
R
Input pulse voltages: 0.3 V
Input rise and fall times: ≤ 50 ns
Input and output timing reference voltages: 0.5 V
mark is located in the lower right corner on the top side of the package).
side of the package), guarantees 1 million write cycle endurance (1.8 – 3.6V).
side of the package) are approved for operation in the extended temperature range.
L
(connects to V
Parameter
Clock Frequency, SCL
Clock Pulse Width Low
Clock Pulse Width High
Clock Low to Data Out Valid
Time the bus must be free before a new
transmission can start
Start Hold Time
Start Set-up Time
Data In Hold Time
Data In Set-up Time
Inputs Rise Time
Inputs Fall Time
Stop Set-up Time
Data Out Hold Time
Write Cycle Time
25°C, Page Mode
CC
(5)
): 1.3 kΩ (2.5V, 5V), 10 kΩ (1.8V)
– Extended Temperatures
(1)
CC
(1)
to 0.7 V
(1)
CC
AE
CC
=
–
40° C to +125° C, V
0.05
Min
100
1.3
0.6
1.3
0.6
0.6
0.6
50
0
2.7-volt
10
Max
400
300
100k or 1,000,000
0.9
0.3
or
CC
5
(3)
= +2.7V to +5.5V, CL = 100 pF (unless
0.05
0.25
0.25
0.25
Min
100
0.4
0.4
0.5
50
0
(4)
5.0-volt
10
1000
Max
0.55
100
0.3
or
5
(3)
0670T–SEEPR–3/07
Cycles
Units
Write
kHz
ms
µs
µs
µs
µs
µs
µs
µs
ns
µs
ns
µs
ns