ISL12020MIRZ 데이터 시트보기 (PDF) - Intersil

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ISL12020MIRZ

Low Power RTC with Battery Backed SRAM,Integrated ±5ppm Temperature Compensation and Auto Daylight Saving

Intersil 

Block Diagram

ISL12020M

SDA

SCL

X1

SDA

BUFFER

SCL

BUFFER

I2C

INTERFACE

X2

VDD

VTRIP

+-

VBAT

GND

CRYSTAL

OSCILLATOR

RTC

DIVIDER

POR

FREQUENCY

OUT

SWITCH

INTERNAL

SUPPLY

TEMPERATURE

SENSOR

FREQUENCY

CONTROL

CONTROL

LOGIC

REGISTERS

ALARM

SECONDS

MINUTES

HOURS

DAY OF WEEK

DATE

MONTH

YEAR

CONTROL

REGISTERS

USER

SRAM

IRQ/FOUT

Ordering Information

PART NUMBER

(Note 3)

PART

MARKING

VDD

RANGE

(V)

TEMP RANGE

(°C)

PACKAGE

(RoHS COMPLIANT)

PKG DWG #

ISL12020MIRZ (Note 2)

ISL 12020MIRZ

2.7 to 5.5 -40 to +85 20 Ld DFN

L20.5.5x4.0

ISL12020MIRZ-T (Notes 1, 2) ISL 12020MIRZ

2.7 to 5.5 -40 to +85 20 Ld DFN (Tape and Reel) L20.5.5x4.0

1. Please refer to TB347 for details on reel specifications.

2. These Intersil plastic packaged products employ special material sets, molding compounds and 100% matte tin plate plus

anneal (e3) termination finish. These products do contain Pb but they are RoHS compliant by exemption 7 (lead in high melt

temp solder for internal connections) and exemption 5 (lead in piezoelectric elements). These Intersil RoHS compliant

products are compatible with both SnPb and Pb-free soldering operations. These Intersil RoHS compliant products are MSL

classified at Pb-free peak reflow temperatures that meet or exceed the Pb-free requirements of IPC/JEDEC J STD-020.

3. For Moisture Sensitivity Level (MSL), please see device information page for ISL12020M. For more information on MSL please

see techbrief TB363.

2

FN6667.4

February 11, 2010

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