Rainbow Electronics MAX500 - Manual (Page 7)

MAX500
CMOS, Quad, Serial-Interface
8-Bit DAC
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SCL
LOAD
LDAC
t
LDS t
LDW
t
LDS
t
LDAC
SCL
SDA
SRO
t 2 t 1
t S1 t H
t D1
SCL
SDA
LOAD
LDAC
SRO
(SERIAL OUTPUT)
A1 A0
D7
MSB
D6 D5 D4 D3 D2 D1
D0
LSB
A1 A0
D7
MSB D6 D5 D4 D3 D2 D1
D0
LSB
SDA
LDAC
SCL
SDA
SRO
SCL
SDA
LDAC
SRO
(SERIAL OUTPUT)
SCL
t 2 t
1
t S1
t S3
t D1
t D1
t S2
t LDS
t LDAC
Figure 5. 3-Wire Mode
Figure 6. 2-Wire Mode