ASC7521A 查看數據表（PDF） - Unspecified

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ASC7521A

LOW- OLTAGE 1-WIRE DIGITAL TEMPERATURE SENSOR

Unspecified 

aSC7521A

Pin Descriptions

Pin #

Name

1

VDD (3.3V)

2

GND

3

D+

4

D-

5

ADD1

6

GND

7

ADD0

8

SST

Direction

Supply

Supply

Current Source

Current Sink

Input

Supply

Input

Input

Description

Supply Voltage, 3.3V +/- 10%

Ground

Remote Diode Anode or Positive Lead

Remote Diode Cathode or Negative Lead

Device Address Tri-State selector: Ground, Float or VDD select device

address

Ground

Device Address Tri-State selector: Ground, Float or VDD select device

address

Digital Input / Output. SST Bi-directional Data Line.

D+

D-

On-

Chip

Sensor

ADC

Remote

Diode

Open / Short

On-Chip Temperature

Remote Temperature

DIB Register

Control and SST Interface

VDD VSS

ADD0 ADD1 SST

Figure 1. Block Diagram

© Andigilog, Inc. 2006

-3-

www.andigilog.com

October 2006 - 70A05011

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