Rainbow Electronics MAX1611 - Manual (Page 15)

MAX1610/MAX1611
Digitally Controlled CCFL Backlight
Power Supplies
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MULTIPLEXER
Y
SHDNB
STDBY
SS
CIRCUITRY
BIAS
GENERATORS
CLR
OTPOK
REF
VL
OTP
OTP
COMPARATOR
R
S
Q
PRE
5-BIT DAC
D_
SMBSUS
A
S
B
Y = A WHEN S IS LOW
7
7
7
5
8
7
7-BIT LATCH-0
LE
8-BIT
SHIFT REGISTER
CONTROL
LOGIC
OTPOK
SCL
SDA IN DATA LE
7-BIT LATCH-1
LE
Figure 12. MAX1611 Serial-Interface Circuitry Block Diagram