7545BRPDI datasheet(2/9 Pages) MAXWELL

Part #	7545BRPDI

Description	12-Bit Buffered Multiplying Digital to Analog Converter

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Manufacturer	MAXWELL [Maxwell Technologies]

Direct Link	http://www.maxwell.com

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12-Bit Buffered Multiplying

Digital to Analog Converter

7545B

07.26.07 Rev 1

TABLE 1. 7545B PINOUT DESCRIPTION

SYMBOL

DESCRIPTION

1

OUT 1

Output Current

2

AGND

Analog Ground

3

DGND

Digital Ground

4

DB 11

Data Bit 11 (MSB)

5

DB 10

Data Bit 10

6

DB 9

Data Bit 9

7

DB 8

Data Bit 8

8

DB 7

Data Bit 7

9

DB 6

Data Bit 6

10

DB 5

Data Bit 5

11

DB 4

Data Bit 4

12

DB 3

Data Bit 3

13

DB 2

Data Bit 2

14

DB 1

Data Bit 1

15

DB 0

Data Bit 0 (LSB)

16

CS

Chip Select (Active Low)

17

WR

Write (Active Low)

18

V

DD

Digital Supply Voltage

19

V

REF

Reference Input

20

RFB

Feedback Resistance

TABLE 2. 7545B ABSOLUTE MAXIMUM RATINGS

PARAMETER

SYMBOL

MIN

MAX

UNIT

V

DD to DGND

--

-0.3

17

V

Digital Input Voltage to DGND

--

-0.3

V

DD + 0.3

V

RFB, VREF to DGND

--

25

V

PIN1 to DGND

--

-0.3

V

DD + 0.3

V

AGND to DGND

--

-0.3

V

DD + 0.3

V

Power Dissipation to 75 °CP

D

--

450

mW

Thermal Impedance — Flat Package

Θ

JC

--

6.08

°C/W

Thermal Impedance — DIP Package

Θ

JC

--

6.04

°C/W

Operating Temperature

--

-55

125

°C

Storage Temperature Range

T

S

-65

150

°C

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