Datasheet

ZADCS146 / ZADCS147

Copyright © 2008, ZMD AG, Rev. 1.1

All rights reserved. The material contained herein may not be reproduced, adapted, merged, translated, stored, or used without the prior written consent of the copyright owner. The

Information furnished in this publication is preliminary and subject to changes without notice.

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1.2

Package Pin Assignment

Table 2: Pin list

Package

pin number

Name

Direction

Type

Description

1

CH0

IN

Analog

Analog Input Channel 0

2

CH1

IN

Analog

Analog Input Channel 1

3

CH2

IN

Analog

Analog Input Channel 2

4

CH3

IN

Analog

Analog Input Channel 3

5

CH4

IN

Analog

Analog Input Channel 4

6

CH5

IN

Analog

Analog Input Channel 5

7

CH6

IN

Analog

Analog Input Channel 6

8

CH7

IN

Analog

Analog Input Channel 7

9

COM

IN

Analog

Ended Mode

10

nSHDN

IN

Analog

Active Low Shutdown

11

VREF

I/O

Analog

Reference Buffer Output / External Reference Input

12

REFADJ

I/O

Analog

Input to Reference Buffer Amplifier /

Not connected at ZADCS147

13

AGND

SUPPLY

Analog Ground

14

DGND

SUPPLY

Digital Ground

15

DOUT

OUT

CMOS Digital

Serial Data Output

16

SSTRB

OUT

CMOS Digital

Serial Strobe Output

17

DIN

IN

CMOS Digital

Serial Data Input

18

nCS

IN

CMOS Digital

Active Low Chip Select

19

SCLK

IN

CMOS Digital

Serial Clock Input

20

VDD

SUPPLY

Positive Supply Voltage

CH0

CH1

CH2

CH3

CH4

CH5

CH6

CH7

COM

nSHDN

VDD

SCLK

nCS

DIN

SSTRB

DOUT

DGND

AGND

REFADJ / n.c. for ZADCS147

VREF

Figure 1: Package Pin Assignment for ZADCS146 & ZADCS147