MAX534 Maxim, MAX534 Datasheet - Page 14

• Manufacturer Part Number: MAX534
• Description: +5V / Low-Power / 8-Bit Quad DAC with Rail-to-Rail Output Buffers
• Manufacturer: Maxim

+5V, Low-Power, 8-Bit Quad DAC
with Rail-to-Rail Output Buffers
Table 2. Unipolar Code Table
Note: 1LSB = (V
14
_________________________________________________________Functional Diagram
1 1 1 1
1 0 0 0
1 0 0 0
0 1 1 1
0 0 0 0
0 0 0 0
______________________________________________________________________________________
MSB
DAC CONTENTS
REF
1 1 1 1
0 0 0 1
0 0 0 0
1 1 1 1
0 0 0 1
0 0 0 0
) (2
LSB
DOUT
REGISTER
-8
12-BIT
CS
SHIFT
) = +V
CLR
CONTROL
DIN
SR
LDAC
REF
CONTROL
SCLK
+V
DECODE
REF
(
––––
+V
+V
+V
+V
256
UPO
ANALOG
1
OUTPUT
(
REF
REF
REF
REF
––––
128
256
)
0V
(
(
(
(
––––
––––
––––
––––
REGISTER C
REGISTER D
)
REGISTER A
REGISTER B
255
256
129
256
256
256
127
PDE
1
= +
INPUT
INPUT
INPUT
INPUT
)
)
)
)
V
––––
REF
2
V
DD
REGISTER B
REGISTER C
REGISTER D
REGISTER A
DAC
DAC
DAC
DAC
MAX534
DAC A
DAC C
DAC B
DAC D
REF
DGND
AGND
OUTD
OUTC
OUTA
OUTB