Datasheet

AD7678
Rev. A | Page 23 of 28
SCLK
SDOUT
D17 D16 D1 D0D15
X17 X16 X15 X1 X0 Y17 Y16
BUSY
SDIN
INVSCLK = 0
X17 X16X
123 1617181920
EXT/INT = 1 RD = 0
t
35
t
36
t
37
t
31
t
32
t
34
t
16
t
33
CS
03084-0-041
Figure 35. Slave Serial Data Timing for Reading (Read after Convert)
SDOUT
SCLK
D1 D0X D17 D16 D15
123 161718
BUSY
INVSCLK = 0
EXT/INT = 1 RD = 0
t
35
t
36
t
37
t
31
t
32
t
16
t
3
CS
CNVST
03084-0-042
Figure 36. Slave Serial Data Timing for Reading (Read Previous Conversion during Convert)