at24c256c ATMEL Corporation, at24c256c Datasheet - Page 5

• Manufacturer Part Number: at24c256c
• Description: Two-wire Serial Eeprom
• Manufacturer: ATMEL Corporation

8568A–SEEPR–11/08
Note:
T
f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
Endurance
SCL
LOW
HIGH
I
AA
BUF
HD.STA
SU.STA
HD.DAT
SU.DAT
R
F
SU.STO
DH
WR
AI
Symbol
= − 40°C to +85°C, V
1. This parameter is ensured by characterization and is not 100% tested.
2. AC measurement conditions:
(1)
Clock Frequency, SCL
Clock Pulse Width Low
Clock Pulse Width High
Noise Suppression Time
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, 3.3V
R
Input pulse voltages: 0.3 V
Input rise and fall times: ≤ 50 ns
Input and output timing reference voltages: 0.5 V
L
(connects to V
CC
= +1.8V to +5.5V, CL = 100 pF
(1)
(1)
CC
(1)
): 1.3 kΩ (2.5V, 5.5V), 10 kΩ (1.8V)
Parameter
CC
to 0.7 V
CC
(unless otherwise noted).
CC
AT24C256C [Preliminary]
(1)
0.05
Min
100
1.3
0.6
1.3
0.6
0.6
0.6
50
0
1.8-volt
Test conditions are listed in Note 2.
Max
400
100
300
0.9
0.3
5
1,000,000
0.05
0.25
0.25
Min
100
0.4
0.4
0.5
.25
2.5, 5.0-volt
50
0
1000
Max
0.55
100
0.3
50
5
Cycles
Units
Write
kHz
ms
μs
μs
ns
μs
μs
μs
μs
μs
ns
μs
ns
μs
ns
5