Input
reg
Output
reg
A1
A0
Mode
DAC
CS
RS
LDAC
R /
W
L
L
L
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
H
H
X
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
L
L
Write
Write
Write
Write
Write
Write
Write
Write
Read
Read
Read
Read
Hold
Write
Write
Write
Write
Hold
Hold
Hold
Hold
Hold
Hold
Hold
Hold
Write
A
B
L
L
L
L
L
L
L
Write
H
H
L
L
Write
C
H
L
L
Write
D
H
H
H
H
H
H
H
H
L
Write input
Write input
Write input
Write input
Read input
Read input
Read input
Read input
A
L
H
L
B
H
H
L
C
H
L
D
H
H
H
H
X
X
X
X
A
L
H
L
B
H
H
X
X
X
X
C
H
X
X
X
X
D
Update all output registers
Hold Hold
ALL
ALL
ALL
ALL
H
X
X
Hold
* All registers reset to mid/zero scale
* All registers latched to mid/zero scale
↑
* Device types 01 and 02 reset to midscale, and device types 03 and 04 reset to zero scale.
L = Low
H = High
X = Don’t care
FIGURE 2. Truth table.
SIZE
STANDARD
5962-91764
A
MICROCIRCUIT DRAWING
DLA LAND AND MARITIME
REVISION LEVEL
B
SHEET
COLUMBUS, OHIO 43218-3990
9
DSCC FORM 2234
APR 97
ADI [ ADI ]
