Datasheet

AD5372/AD5373
Rev. C | Page 8 of 28
05815-005
SDI
SDO
48
INPUT WORD SPECIFIES
REGISTER TO BE READ
NOP CONDITION
SELECTED REGISTER DATA CLOCKED OUT
t
22
t
21
LSB FROM PREVIOUS WRITE
SCLK
SYNC
DB0
DB0
DB0
DB0 DB23DB23
DB23 DB15
Figure 5. SPI Read Timing
DAC CODE
FULL-SCALE
ERROR
+
ZERO-SCALE
ERROR
ZERO-SCALE
ERROR
–4V
0 16383
8V
IDEAL
TRANSFER
FUNCTION
ACTUAL
TRANSFER
FUNCTION
OUTPUT
VOLTAGE
05815-006
Figure 6. DAC Transfer Function