Datasheet

AD5757 Data Sheet
Rev. D | Page 8 of 44
Timing Diagrams
MSB
SCLK
SYNC
SDIN
LDAC
LDAC = 0
CLEAR
12 24
LSB
t
1
I
OUT_x
I
OUT_x
I
OUT_x
t
4
t
6
t
3
t
2
t
5
t
8
t
7
t
10
t
9
t
10
t
11
t
12
t
12
t
16
t
19
t
17
t
13
RESET
t
18
t
14
09225-002
Figure 3. Serial Interface Timing Diagram
SYNC
MSB MSBLSB LSB
INPUT WORD SPECIFIES
REGISTER TO BE READ
NOP CONDITION
t
6
t
15
SDIN
MSB LSB
UNDEFINED SELECTED REGISTER DATA
CLOCKED OUT
SDO
SCLK
24 24
1 1
09225-003
Figure 4. Readback Timing Diagram