X24C08
10
EQUIVALENT A.C. LOAD CIRCUIT
A.C. CONDITIONS OF TEST
Input Pulse Levels
Input Rise and
Fall Times
I/O Timing Levels
V
CC
x 0.1 to V
CC
x 0.9
10ns
V
CC
x 0.5
3842 PGM T05
5.0V
1533
100pF
Output
3842 FHD F18
A.C. CHARACTERISTICS LIMITS
(Over recommended operating conditions, unless otherwise specified.)
Read & Write Cycle Limits
Symbol
Parameter
Min.
Max.
Units
t
SCL
t
I
t
AA
t
BUF
SCL Clock Frequency
Noise Suppression Time Constant at SCL, SDA Inputs
SCL Low to SDA Data Out Valid
Time the Bus Must Be Free Before a
New Transmission Can Start
Start Condition Hold Time
Clock Low Period
Clock High Period
Start Condition Setup Time
Data In Hold Time
Data In Setup Time
SDA and SCL Rise Time
SDA and SCL Fall Time
Stop Condition Setup Time
Data Out Hold Time
POWER-UP TIMING
Symbol
Parameter
0
100
100
3.5
KHz
ns
μ
s
μ
s
0.3
4.7
t
HD:STA
t
LOW
t
HIGH
t
SU:STA
t
HD:DAT
t
SU:DAT
t
R
t
F
t
SU:STO
t
DH
4.0
4.7
4.0
4.7
0
250
μ
s
μ
s
μ
s
μ
s
μ
s
ns
μ
s
ns
μ
s
ns
1
300
4.7
300
3842 PGM T06
Max.
Units
t
PUR(4)
t
PUW(4)
Bus Timing
Power-Up to Read Operation
Power-Up to Write Operation
1
5
ms
ms
3842 PGM T07
tSU:STA
tHD:STA
tHD:DAT
tSU:DAT
tLOW
tSU:STO
tR
tBUF
SCL
SDA IN
SDA OUT
tDH
tAA
tF
tHIGH
3842 FHD F04
Note:
(4) t
PUR
and t
PUW
are the delays required from the time V
CC
is stable until the specified operation can be initiated. These param-
eters are periodically sampled and not 100% tested.