Chip information, Table 2. unipolar code table – Rainbow Electronics MAX5259 User Manual
Page 18
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MAX5258/MAX5259
Note: 1LSB = (V
REF
)
✕
(2
8
) = +V
REF
(1 / 256)
____________________Chip Information
TRANSISTOR COUNT: 13625
PROCESS: BiCMOS
+3V/+5V, Low-Power, 8-Bit Octal DAC
with Rail-to-Rail Output Buffers
18
______________________________________________________________________________________
DAC A
REFERENCE INPUT
+3V
REF
V
DD
DAC B
DAC C
DAC D
DAC E
DAC F
DAC G
DAC H
OUT A
OUT B
OUT C
OUT D
OUT E
OUT F
OUT G
OUT H
MAX5258/
MAX5259
Figure 11. Unipolar Output Circuit
DAC CONTENTS
MSB
LSB
ANALOG OUTPUT
1111
1111
+V
REF
(255/256)
1000
0001
+V
REF
(129/256)
1000
0000
+V
REF
(128/256) = +V
REF
/2
0111
1111
+V
REF
(127/256)
0000
0001
+V
REF
(1/256)
0000
0000
0
Table 2. Unipolar Code Table
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