MAX512E 查看數據表（PDF） - Maxim Integrated

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MAX512E

Low-Cost, Triple, 8-Bit Voltage-Output DACs with Serial Interface

Maxim Integrated 

Low-Cost, Triple, 8-Bit Voltage-Output DACs

with Serial Interface

SCLK

3

REFAB

REFC

DIN

CS

1

2

12

11

VDD

R*

R*

RESET

4

DAC

LATCH

A

DAC

LATCH

B

DAC A

DAC B

8

OUTA

9

OUTB

DAC

LATCH

C

DAC C

LATCH

VDD

5

0.22µF

VDD

10

OUTC

MAX512

MAX513

14

VSS

GND

7

6

0.22µF

VSS

0.05µF

R*

0.1µF

ICL7612A**

VSS

VDD

R*

ICL7612A**

LOUT

VSS

* R IN 10kΩ RANGE

** CONNECT PIN 8 TO GND

Figure 4. Bipolar Output Circuit

0.1µF

VOUT

0.1µF

0.1µF

VOUT

0.1µF

VDD1

VDD2

RFIN

REFAB = -4.2V

MAX512

MAX513

DAC B

DAC A

VGG1

OUTB

0.01µF

OUTA

0.05µF

RFOUT

VGG2

Figure 5. RF Bias Circuit

14 ______________________________________________________________________________________

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