TC3405VPE Ver la hoja de datos (PDF) - Microchip Technology

Número de pieza

componentes Descripción

Fabricante

TC3405VPE

16-Bit, Low Cost, Low Power Sigma-Delta A/D Converter

Microchip Technology 

TC3405

Typical Application

VBATT

+

Input 1–

Input 2 +

Input 3 +

Input 4 +

VBATT

R1

130kΩ

R2

110kΩ

IN1+ VDD

IN1- ENABLE

SDAT

IN2+

SCLK

IN3+

AO

IN4+

AI

TC3405

VBATT

VTH

R6

100k

RESET

C1

0.1µF

R3

390

±10%

REFIN

REFOUT

VCC

I/01

I/02

I/03

I/04 µ

Controller

RST

Functional Block Diagram

IN1+

IN1-

IN2

IN3

IN4

A0

A1

VDD

+

TC3405

–

1.193V

x2

+

–

1 of 4

+

AMux

–

Σ – ∆ Data

Modulator Shift

Reg.

+

–

SET

DQ

CLR

Clock Generator

and Control

Start

Conv.

Circuitry

SET

DQ

CLR

VTH

–

+

1.23V

Reset Delay Timer

GND

DS21414B-page 2

REFOUT

REFIN

SDAT

SCLK

ENABLE

RESET

© 2002 Microchip Technology Inc.

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