Datasheet

MAX504/MAX515
5V, Low-Power, Voltage-Output,
Serial 10-Bit DACs
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MAX504
MAX515
MICROWIRE
PORT
SCLK
DIN
CS
DOUT
SK
SO
I/O
SI
THE DOUT-SI CONNECTION IS NOT REQUIRED FOR WRITING TO THE
MAX504/MAX515, BUT MAY BE USED FOR VERIFYING DATA TRANSFER .
MAX504
MAX515
SPI
PORT
SCLK
DIN
CS
DOUT
SCK
MOSI
I/O
MISO
THE DOUT-MISO CONNECTION IS NOT REQUIRED FOR WRITING TO THE
MAX504/MAX515, BUT MAY BE USED FOR VERIFYING DATA TRANSFER .
CPOL = 0, CPHA = 0
Figure 4. Microwire Connection
Figure 5. SPI/QSPI Connection
Figure 6. Unipolar Configuration (0V to +2.048V Output)
33µF
REFIN
REFOUT
AGND
DGND
V
DD
V
SS
BIPOFF
RFB
VOUT
V
OUT
0V TO -5V
+5V
G = 1
MAX504
33µF
REFIN
REFOUT
AGND
DGND
V
DD
V
SS
BIPOFF
RFB
VOUT
V
OUT
0V TO -5V
+5V
G = 2
MAX504
Figure 7. Unipolar Configuration (0V to +4.096V Output)
Table 2. Unipolar Binary Code Table
(0V to 2V
REFIN
Output), Gain = 2
Table 1. Unipolar Binary Code Table
(0V to V
REFIN
Output), Gain = 1
INPUT*
OUTPUT
1111 1111
11(00)
1000 0000
01(00)
1000 0000
00(00)
0111 1111
11(00)
0000 0000
01(00)
0000 0000
00(00)
(V
REFIN
)
1023
1024
(V
REFIN
)
513
1024
(V
REFIN
)
512
1024
(V
REFIN
)
511
1024
(V
REFIN
)
1
1024
OV
= +V
REFIN
/2
INPUT*
OUTPUT
1111 1111
11(00)
1000 0000
01(00)
1000 0000
00(00)
0111 1111
11(00)
0000 0000
01(00)
0000 0000
00(00)
+2 (V
REFIN
)
1023
1024
+2 (V
REFIN
)
513
1024
+2 (V
REFIN
)
512
1024
+2 (V
REFIN
)
511
1024
+2 (V
REFIN
)
1
1024
OV
= +V
REFIN
* Write 10-bit data words with two sub-LSB 0s because the
DAC input latch is 12 bits wide.
* Write 10-bit data words with two sub-LSB 0s because the
DAC input latch is 12 bits wide.