SPT7938 データシートの表示（PDF） - Cadeka Microcircuits LLC.

部品番号

コンポーネント説明

メーカー

SPT7938

12-BIT, 40 MSPS, 170 mW A/D CONVERTER

Cadeka Microcircuits LLC. 

PIN ASSIGNMENTS

DOVDD

1

D0 (LSB) 2

D1 3

D2 4

D3 5

D4 6

D5 7

D6 8

D7 9

D8 10

D9 11

D10 12

D11 (MSB) 13

OTR 14

28

27

26

25

24

23

22

28L SSOP

21

20

19

18

17

16

15

EN

VRLS

VRLF

VRHF

VRHS

RGND

VIN

VINR

AGND

AVDD

DVDD1

CLK

DGND

DOGND

PIN FUNCTIONS

Name

Function

DOVDD

D0–D11

OTR

DOGND

DGND

CLK

DVDD1

AVDD

AGND

VINR

VIN

RGND

VRHS

VRHF

VRLS

VRLF

EN

Digital Output Driver Supply

Data Output, Bits 0 – Bit 11

Out of Range

Digital Output Driver Ground

Digital Ground

Input Clock

Digital VDD

Analog VDD

Analog Ground

Analog Input Return

Analog Input, Full Scale from VRLS to VRHS

Analog Ground Shield (Junction Isolated)

Reference High Sense

Reference High Force (VRHF≤AVDD)

Reference Low Sense

Reference Low Force

Output Enable (Active Low)

ORDERING INFORMATION

PART NUMBER

SPT7938SIR

TEMPERATURE RANGE

–40 to +85 °C

PACKAGE TYPE

28L SSOP

SPT7938

10

5/24/00

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