Rainbow-electronics DS2778 Bedienungsanleitung PDF herunterladen (Seite 8)

DS2775/DS2776/DS2777/DS2778

2-Cell, Stand-Alone, Li+ Fuel-Gauge IC with

Protector and Optional SHA-1 Authentication

8 _______________________________________________________________________________________

Block Diagram

Li+

PROTECTOR

POWER-MODE

CONTROL

VOLTAGE

CURRENT

10-BIT + SIGN

ADC/MUX

FuelPack™

ALGORITHM

FET DRIVERS

CHARGE

PUMP

15-BIT + SIGN

ADC

TEMPERATURE

PRECISION ANALOG

OSCILLATOR

VREF

DRIVERS

AND

POWER

SWITCH

CONTROL

PIO LOGIC

COMMUNICATION

INTERFACE

DS2775–DS2778

CONTROL AND

STATUS REGISTERS

16-BYTE USER

EEPROM

32-BYTE

PARAMETER

EEPROM

PLS

VOLTAGE

REGULATOR

VB INTERNAL

IN2

IN1

SNS

SDA/DQ

SCL/OVD

PIO

FuelPack is a trademark of Maxim Integrated Products, Inc.

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DS2775/DS2776/DS2777/DS2778 1

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