Datasheet

AD5560 Data Sheet
Rev. D | Page 14 of 68
SYNC
SCLK
SDI
BUSY
RESET
1
2
t
3
t
2
2
4
t
4
t
6
t
1
t
7
t
8
t
9
DB2 3
DB0
t
10
t
11
t
12
BUSY
t
5
1
LOAD ACTIVE DURING
BUSY.
2
LOAD ACTIVE AFTER BUSY.
3
LOAD FUNCTION IS AVAILABLE VIA CLEN OR HW_INH AS DETERMINED BY DPS REGISTER 2.
LOAD
1,3
FORCE
EXTFORCE1
EXTFORCE2
1
FORCE
EXTFORCE1
EXTFORCE2
2,3
LOAD
2,3
t
16
t
17
t
18
t
16
t
19
07779-004
Figure 4. SPI Write Timing
SCLK
SYNC
SDI
SDO
24
48
D0BDB23 DB0
DB0
INPUT WORD SPECIFIES
REGISTER TO BE READ
NOP CONDITION
SELECTED REGISTER DATA
CLOCKED OUT
t
13
t
14
t
15
DB23
DB23
07779-005
Figure 5. SPI Read Timing