ADS1174IPAPR datasheet(5/35 Pages) TI

Part #	ADS1174IPAPR

Description	Quad/Octal, Simultaneous Sampling, 16-Bit Analog-to-Digital Converters

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Manufacturer	TI [Texas Instruments]

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ADS1174/ADS1178 PIN ASSIGNMENTS

AINN7

(1)

AINP7

(1)

AINN8

(1)

AINP8

(1)

AVDD

AGND

PWDN1

PWDN2

PWDN3

PWDN4

PWDN5

(1)

PWDN6

(1)

PWDN7

(1)

PWDN8

(1)

MODE

IOVDD

AINP2

AINN2

AINP1

AINN1

AVDD

AGND

DGND

TEST0

TEST1

CLKDIV

SYNC

DIN

DOUT8

(1)

DOUT7

(1)

DOUT6

(1)

DOUT5

(1)

ADS1174/ADS1178

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

48

47

46

45

44

43

42

41

40

39

38

37

36

35

34

33

(PowerPADOutline)

NOTE:(1)

pinnamesarefor

only;

Boldface

ADS1178

seepindescriptions.

ADS1174

ADS1178

SBAS373 – OCTOBER 2007

PAP PACKAGE

HTQFP-64

(TOP VIEW)

ADS1174/ADS1178 PIN DESCRIPTIONS

NAME

NO.

FUNCTION

DESCRIPTION

6, 43, 54,

AGND

Analog ground

Analog ground; connect to DGND using a single plane.

58, 59

AINP1

3

Analog input

AINP2

1

Analog input

AINP3

63

Analog input

ADS1178:

AINP[8:1] Positive analog input, channels 8 through 1.

AINP4

61

Analog input

AINP5

51

Analog input

ADS1174:

AINP[8:5] Connected to internal ESD rails. The inputs may float.

AINP[4:1] Positive analog input, channels 4 through 1.

AINP6

49

Analog input

AINP7

47

Analog input

AINP8

45

Analog input

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Product Folder Link(s): ADS1174 ADS1178

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