MAX1620 Datasheet, PDF (9/20 Pages) Maxim Integrated Products – Digitally Adjustable LCD Bias Supplies

Digitally Adjustable LCD Bias Supplies
t₁
t₂
t₄
UP
t₃
DN
Figure 1. MAX1620 UP and DN Signal Timing
START
CONDITION
MOST SIGNIFICANT
ADDRESS BIT (A6)
CLOCKED INTO SLAVE
A5 CLOCKED
INTO SLAVE
A4 CLOCKED
INTO SLAVE
A3 CLOCKED
INTO SLAVE
SCL
t_HD:STA
t_LOW
t_HIGH
SDA
t_SU:STA
t_SU:DAT
t_HD:DAT
t_SU:DAT
t_HD:DAT
Figure 2. MAX1621 SMB Serial-Interface Timing—Address
RW BIT
CLOCKED
INTO SLAVE
ACKNOWLEDGED
BIT CLOCK
INTO MASTER
MOST SIGNIFICANT
BIT CLOCKED
t_SU:STO
SCL _{• • •}
SDA _{• • •}
SLAVE PULLING
SDA LOW
t_DV
t_DV
Figure 3. MAX1621 SMB Serial-Interface Timing—Acknowledge
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