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Pin description (mx7534), Pin description (mx7535) – Rainbow Electronics MX7535 User Manual

Page 5

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MX7534/MX7535

Microprocessor-Compatible,

14-Bit DACs

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5

__________Pin Description (MX7534)

NAME

FUNCTION

1

REF

Reference Input to DAC

2

RFB

PIN

3

IOUT

Current Output

4

AGNDS

Analog Ground Sense. Reference
point for external circuitry. AGNDS
should carry minimum current.

8

D6

Data Bit 6

7

D7

Data Bit 7

6

DGND

Digital Ground

5

AGNDF

Analog Ground Force. Carries current
from internal analog ground connec-
tions. AGNDS and AGNDF are tied
together internally.

Feedback Resistor. Used to close the
loop around an external op amp.

__________Pin Description (MX7535)

NAME

FUNCTION

1

REFS

Reference Voltage Sense

2

REFF

4

PIN

3

RFB

Feedback Resistor. Used to close the
loop around an external op amp.

5

AGNDS

Analog Ground Sense. Reference
point for external circuitry. This pin
should carry minimum current.

9

D12

Data Bit 12

8

D13

Data Bit 13 (MSB)

7

DGND

Digital Ground

6

AGNDF

Analog Ground Force. Carries current
from internal analog ground
connections. AGNDS and AGNDF
are tied together internally.

IOUT

Current Output

11

D10

Data Bit 10

10

D11

Data Bit 11

13

D8

Data Bit 8

12

D9

Data Bit 9

Reference Voltage Force

11

D3

Data Bit 3 or Data Bit 11

10

D4

Data Bit 4 or Data Bit 12

9

D5

Data Bit 5 or Data Bit 13 (MSB)

14

D0

Data Bit 0 (LSB) or Data Bit 8

13

D1

Data Bit 1 or Data Bit 9

12

D2

Data Bit 2 or Data Bit 10

17

WR

Write Input. Active low.

16

A0

Address Input 0

15

A1

Address Input 1

20

V

SS

Bias pin for high-temperature,
low-leakage configuration

19

V

DD

+12V to +15V Supply-Voltage Input

18

CS

Chip-Select Input. Active low.

14

D7

Data Bit 7

15

D6

Data Bit 6

16

D5

Data Bit 5

20

D1

Data Bit 1

17

D4

Data Bit 4

18

D3

Data Bit 3

19

D2

Data Bit 2

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.

28

N.C.

No Connection. Not internally connected.

26

V

DD

+12V to +15V Supply-Voltage Input

27

V

SS

Bias pin for high-temperature,
low-leakage configuration