ACT5830
Rev PrB, 05-Mar-08
SYSTEM MANAGEMENT
I2C INTERFACE ELECTRICAL CHARACTERISTICS
PARAMETER
SCL, SDA Low Input Voltage
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V
0.4
SCL, SDA High Input Voltage
1.4
V
SCL, SDA Leakage Current
VCHG_IN = 4.2V
1
µA
V
SDA Low Output Voltage
I
OL = 5mA
0.3
SCL Clock Period, tSCL
fSCL clock freq = 400kHz
2.5
100
300
100
100
µs
ns
ns
ns
ns
SDA Data In Setup Time to SCL High, tSU
SDA Data Out Hold Time after SCL Low, tHD
SDA Data Low Setup Time to SCL Low, tST
Start Condition
SDA Data High Hold Time after Clock High, tSP Stop Condition
Figure 1:
I2C Serial Bus Timing
Innovative PowerTM
ActivePMUTM is a trademark of Active-Semi.
I2CTM is a trademark of Philips Electronics.
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