MAX1667 Datasheet, PDF (6/28 Pages) Maxim Integrated Products – Chemistry-Independent, Level 2 Smart Battery Charger

Chemistry-Independent,
Level 2 Smart Battery Charger
START
CONDITION
MOST SIGNIFICANT
ADDRESS BIT (A6)
CLOCKED INTO SLAVE
A5 CLOCKED
INTO SLAVE
A4 CLOCKED
INTO SLAVE
SCL
t_LOW
t_HD:STA
A3 CLOCKED
INTO SLAVE
t_HIGH
SDA
t_SU:STA
t_SU:DAT
t_HD:DAT
Figure 1. SMBus Serial-Interface Timing—Address
t_SU:DAT
t_HD:DAT
RW BIT
CLOCKED
INTO SLAVE
ACKNOWLEDGE
BIT CLOCKED
INTO MASTER
MOST SIGNIFICANT BIT
OF DATA CLOCKED
INTO MASTER
SCL
SDA
t_DV
Figure 2. SMBus Serial-Interface Timing—Acknowledge
SLAVE PULLING
SDA LOW
t_DV
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