DAC7750IRHAT datasheet(10/53 Pages) TI1

Part #	DAC7750IRHAT

Description	DACx750 Single-Channel, 12- and 16-Bit Programmable Current Output Digital-to-Analog Converters for 4-mA to 20-mA Current Loop Applications

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Manufacturer	TI1 [Texas Instruments]

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SCLK

LATCH

DIN

SDO

1

8

2

9

24

23

22

DB23

DB0

DB16

t

12

t

17

t

16

t

13

t

14

t

15

t

18

t

20

t

19

t

11

Input word specifies

register to be read

Undefined data

NOP condition

X

First eight bits are

bits

don’t care

Selected register

data clocked out

SCLK

LATCH

DIN

1

2

24

DB23

DB0

t

2

t

7

t

6

t

3

t

4

t

5

t

8

t

9

t

1

IOUT

t

10

CLR

10

DAC7750, DAC8750

SBAS538B – DECEMBER 2013 – REVISED JUNE 2016

www.ti.com

Product Folder Links: DAC7750 DAC8750

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(1)

Specified by design, not production tested.

7.9 Timing Requirements: Daisy-Chain Mode

at TA = –40°C to 125°C and DVDD = 2.7 V to 5.5 V (unless otherwise noted)

(1)

MIN

MAX

UNIT

t21

SCLK cycle time

60

ns

t22

SCLK low time

25

ns

t23

SCLK high time

25

ns

t24

LATCH delay time

13

ns

t25

LATCH high time

40

ns

t26

Data setup time

5

ns

t27

Data hold time

7

ns

t28

LATCH low time

40

ns

t29

Serial output delay time (CL, SDO = 15 pF)

35

ns

Figure 1. Write Mode Timing

Figure 2. Readback Mode Timing

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DAC7750IRHAT Datasheet(PDF) 10 Page - Texas Instruments

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