MCP9844 datasheet(11/44 Pages) MICROCHIP

tên linh kiện	MCP9844

Giải thích chi tiết về linh kiện	짹1째C Accurate, 1.8V Digital Temperature Sensor

PDF	44 Pages

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nhà sản xuất	MICROCHIP [Microchip Technology]

Trang chủ	http://www.microchip.com

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DS20005192A-page 11

MCP9844

5.0

FUNCTIONAL DESCRIPTION

The MCP9844 temperature sensors consist of a band-

gap type temperature sensor, a Delta-Sigma Analog-to-

Digital Converter (

 ADC), user programmable

registers and a 2-wire I2C protocol compatible serial

interface. Figure 5-1 shows a block diagram of the

FIGURE 5-1:

Functional Block Diagram.

Clear Event

0.5°C/bit

0.25°C/bit

0.125°C/bit

0.0625°C/bit

Temperature

TUPPER

TLOWER

Configuration

 ADC

Band-Gap

Temperature

Sensor

Event Status

Output Control

Critical Event only

Event Polarity

Event Comp/Int

TCRIT

Capability

Temp. Range

Accuracy

Output Feature

Pointer

Critical Trip Lock

Alarm Win. Lock Bit

Shutdown

Hysteresis

Manufacturer ID

Resolution

Device ID/Rev

Selected Resolution

Standard I2C

Interface

Event

SDA

SCL

VDD

GND

I2C™ Bus Time-out

Shutdown Status

MCP9844 Temperature Sensor

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