MX7534 Просмотр технического описания (PDF) - Maxim Integrated

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MX7534

Microprocessor-Compatible, 14-Bit DACs

Maxim Integrated 

Microprocessor-Compatible,

14-Bit DACs

__________Pin Description (MX7534)

PIN NAME

FUNCTION

1

REF

Reference Input to DAC

2

RFB

Feedback Resistor. Used to close the

loop around an external op amp.

3

IOUT Current Output

Analog Ground Sense. Reference

4

AGNDS point for external circuitry. AGNDS

should carry minimum current.

Analog Ground Force. Carries current

5

AGNDF

from internal analog ground connec-

tions. AGNDS and AGNDF are tied

together internally.

6

DGND Digital Ground

7

D7

Data Bit 7

8

D6

Data Bit 6

9

D5

Data Bit 5 or Data Bit 13 (MSB)

10

D4

Data Bit 4 or Data Bit 12

11

D3

Data Bit 3 or Data Bit 11

12

D2

Data Bit 2 or Data Bit 10

13

D1

Data Bit 1 or Data Bit 9

14

D0

Data Bit 0 (LSB) or Data Bit 8

15

A1

Address Input 1

16

A0

Address Input 0

17

WR

Write Input. Active low.

18

CS

Chip-Select Input. Active low.

19

VDD

+12V to +15V Supply-Voltage Input

20

VSS

Bias pin for high-temperature,

low-leakage configuration

__________Pin Description (MX7535)

PIN NAME

FUNCTION

1

REFS Reference Voltage Sense

2

REFF Reference Voltage Force

3

RFB

Feedback Resistor. Used to close the

loop around an external op amp.

4

IOUT Current Output

Analog Ground Sense. Reference

5

AGNDS point for external circuitry. This pin

should carry minimum current.

Analog Ground Force. Carries current

6

AGNDF

from internal analog ground

connections. AGNDS and AGNDF

are tied together internally.

7

DGND Digital Ground

8

D13

Data Bit 13 (MSB)

9

D12

Data Bit 12

10

D11

Data Bit 11

11

D10

Data Bit 10

12

D9

Data Bit 9

13

D8

Data Bit 8

14

D7

Data Bit 7

15

D6

Data Bit 6

16

D5

Data Bit 5

17

D4

Data Bit 4

18

D3

Data Bit 3

19

D2

Data Bit 2

20

D1

Data Bit 1

21

D0

Data Bit 0 (LSB)

22

CSMSB

Chip-Select Most Significant Byte.

Active low.

23

LDAC

Asynchronous Load DAC Input.

Active low.

24

CSLSB

Chip-Select Least Significant Byte.

Active low.

25

WR

Write Input. Active low.

26

VDD

+12V to +15V Supply-Voltage Input

27

VSS

Bias pin for high-temperature,

low-leakage configuration

28

N.C. No Connection. Not internally connected.

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