TC3404VQR(2002) Ver la hoja de datos (PDF) - Microchip Technology

Número de pieza

componentes Descripción

Fabricante

TC3404VQR
(Rev.:2002)

+1.8V Low Power, Quad Input, 16-Bit Sigma-Delta A/D Converter with a Power Fault Monitor

Microchip Technology 

TC3404

Typical Application

VBATT

Input 1

Input 2

Input 3

Input 4

IN1+ VDD

IN2+

IN3+

IN3-

SDAT

SCLK

A0

IN4+

A1

IN4-

TC3404

VBATT

VCC

I/01

I/02

I/03

I/04 µ

Controller

C1

0.1µF

R3

390

±10%

REFIN

REFOUT

PFO

PFI

R7

100k

VBATT

R4

1MΩ

±10%

I/05

I/06

C2

10µF

Functional Block Diagram

IN1

IN2

IN3+

IN3-

IN4+

IN4-

A0

VDD

+

TC3404

1.193V

–

x2

+

–

1 of 4

+

AMux

–

Σ – D Data

Modulator Shift

Reg.

+

–

SET

DQ

CLR

Clock

Generator and

Start Control Circuitry

Conv.

SET

A1

DQ

CLR

PFI

–

+

1.205V

GND

DS21413B-page 2

REFOUT

REFIN

SDAT

SCLK

PFO

© 2002 Microchip Technology Inc.

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