HT24LC02
A.C. Characteristics
Symbol
Parameter
Remark
Standard
Mode*
Min.
f
SK
t
HIGH
t
LOW
t
r
t
f
t
HD:STA
t
SU:STA
t
HD:DAT
t
SU:DAT
t
SU:STO
t
AA
t
BUF
Clock Frequency
Clock High Time
Clock Low Time
SDA and SCL Rise Time
SDA and SCL Fall Time
START Condition Hold Time
Note
Note
After this period the first
clock pulse is generated
Only relevant for repeated
START condition
¾
¾
¾
¾
Time in which the bus must
be free before a new trans-
mission can start
Noise suppression time
¾
¾
¾
¾
¾
4000
4700
¾
¾
4000
Max.
100
¾
¾
1000
300
¾
¾
¾
¾
¾
3500
¾
V
CC
=3V±10%
Min.
¾
600
1200
¾
¾
600
Max.
400
¾
¾
300
300
¾
¾
¾
¾
¾
900
¾
V
CC
=5V±10%
Unit
Min.
¾
400
600
¾
¾
250
Max.
1000
¾
¾
300
100
¾
¾
¾
¾
¾
550
¾
kHz
ns
ns
ns
ns
ns
START Condition Setup Time
Data Input Hold Time
Data Input Setup Time
STOP Condition Setup Time
Output Valid from Clock
4000
0
200
4000
¾
600
0
100
600
¾
250
¾
100
250
ns
ns
ns
ns
ns
50
500
Bus Free Time
4700
1200
ns
t
SP
t
WR
Input Filter Time Constant
(SDA and SCL Pins)
Write Cycle Time
¾
¾
100
5
¾
¾
50
5
¾
¾
50
5
ns
ms
Note:
These parameters are periodically sampled but not 100% tested
* The standard mode means V
CC
= 2.2V to 5.5V at Ta=
-40°C
to +85°C
For relative timing, refer to timing diagrams
Rev. 1.70
3
May 6, 2010
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
