ASC7511 Просмотр технического описания (PDF) - Unspecified

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Компоненты Описание

производитель

ASC7511

LOW-VOLTAGE 2-WIRE DIGITAL TEMPERATURE SENSOR WITH THERMAL ALARM

Unspecified 

aSC7511

Pin Descriptions

Pin #

Name

Direction

Description

1

VDD

2

D+

Supply

Current

Source

Supply Voltage

Remote Diode Anode or Positive Lead

3

D-

Current Sink Remote Diode Cathode or Negative Lead

4

THERM

Output

Open-drain logic output that may be used to control a fan or throttle CPU

when programmed temperature limit is exceeded.

5

GND

Supply

Ground

6 ALERT / THERM2

Output

Open-drain logic output used as a mask-able interrupt or SMBus alert.

Configurable as second THERM output.

7

SDA

Input/Output Serial Data—Open drain I/0-data pin for two-wire serial interface.

8

SCL

Input

Serial Clock—Clock for two-wire serial interface.

Note: Open-drain pins require a pull-up resistor.

D+ 2

D- 3

Local

Sensor

Local Temp.

ADC

Remote Temp.

Busy

Remote Diode Open

15

VDD VSS

Conversion Rate

Address Pointer

Remote Low Limit

Com-

parator

Remote High Limit

Remote THERM Limit

Local Low Limit

Local High Limit

Local THERM Limit

Status

Remote Offset

Configuration

SMBus Interface

7

SDA

8

4

SCL THERM

Mask

6

ALERT /

THERM2

Figure 1. Block Diagram

© Andigilog, Inc. 2006

-4-

www.andigilog.com

August 2006 - 70A04010

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