MAX5318 MAXIM [Maxim Integrated Products], MAX5318 Datasheet - Page 31

• Manufacturer Part Number: MAX5318
• Description: 18-Bit, High-Accuracy Voltage Output DAC with Digital Gain, Offset Control, and SPI Interface
• Manufacturer: MAXIM [Maxim Integrated Products]

All command and data registers have read and write
functionality. The register selected depends on the com-
mand select bits R[3:0]. Each write to the device consists
of 4 command select bits (R[3:0]), 18 data bits (which are
detailed in
A summary of the commands is shown in
Figure 9. Stand-Alone Operation
Table 10. Register Map Summary
Maxim Integrated
HEX
D–F
5–8
A
B
C
0
1
2
3
4
9
18-Bit, High-Accuracy Voltage Output DAC with
Table 11
Digital Gain, Offset Control, and SPI Interface
R3
—
—
0
0
0
0
0
1
1
1
1
to
Command and Register Map
R2
—
—
0
0
0
0
1
0
0
0
1
Table
µC
19), and 2 don’t care LSBs.
DWRITE
DREAD
SCLK
CSm
R1
CS1
—
—
0
0
1
1
0
0
1
1
0
CS
R0
—
—
0
1
0
1
0
1
0
1
0
Table
TO OTHER DEVICES/CHAINS
No-op. Used mainly in daisy-chain communications.
DIN register write
OFFSET register write
GAIN register write
Configuration register write
Reserved
DIN register read
OFFSET register read
GAIN register read
Configuration and status register read.
Reserved
10.
Upon power-on, the output is set to either zero-scale
(if M/Z is low) and midscale (if M/Z is high). The entire
register map is set to their default values as shown in
Table 11
to
Table
FUNCTION
Applications Information
19.
CS
SCLK
DIN
DOUT
MAX5318
Power-On Reset (POR)
MAX5318
31