max5841 Maxim Integrated Products, Inc., max5841 Datasheet - Page 13

• Manufacturer Part Number: max5841
• Description: Max5841 Quad, 10-bit, Low-power, 2-wire, Serial Voltage-output Dac
• Manufacturer: Maxim Integrated Products, Inc.

Table 3. Command Byte Definitions (continued)
Figure 8. Example Read Word Data Sequence
C3
1
1
1
1
1
1
C2
1
1
1
1
1
1
S
Sr
MSB
MSB
A6
C1
D5
1
1
1
1
1
1
MSB
A6
______________________________________________________________________________________
A5
D4
SERIAL DATA INPUT
C0
A5
Quad, 10-Bit, Low-Power, 2-Wire, Serial
0
1
1
1
1
1
A4
D3
A4
D9
A3
D2
X
0
0
0
0
1
A3
A2
D1
A2
DATA BYTES GENERATED BY MAX5841
DATA BYTES GENERATED BY MASTER DEVICE
D8
X
0
0
0
1
0
A1
D0
A1
A0
S1
A0
D7
X
0
0
1
0
0
R/W
LSB
LSB
= 0
S0
R/W
LSB
= 1
ACK
ACK
ACK
D6
X
0
1
0
0
0
MSB
C3
P
MSB
X
Update all DAC outputs simultaneously. Device ignores D9-
D6. Do not send the data byte.
E xtend ed com m and m od e. The next w or d w r i tes to the p ow er -
d ow n r eg i ster s ( E xtend ed C om m and M od e) .
Read DAC A data. The device expects an S
followed by an address word with R/W = 1.
Read DAC B data. The device expects an S
followed by an address word with R/W = 1.
Read DAC C data. The device expects an S
followed by an address word with R/W = 1.
Read DAC D data. The device expects an S
followed by an address word with R/W = 1.
C2
X
Voltage-Output DAC
C1
PD1
ACK GENERATED BY
C0
PD0
MASTER DEVICE
D9
D9
D8
FUNCTION
D8
D7
D7
LSB
D6
LSB
D6
ACK
ACK
r
r
r
r
condition
condition
condition
condition
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