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DS1242, DS1243, DS12433

Table of contents:
Info of DS1242
Info of DS1243
Info of DS12433

DS1242, DS1243, DS12433 Selling Leads, Datasheet

MFG:DALLAS Package Cooled:DIP D/C:00+

DS1242, DS1243, DS12433 Datasheet download

Five Points

Part Number: DS1242

MFG: DALLAS

Package Cooled: DIP

D/C: 00+

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DS1242 Parameters

DS1243 Features

Real time-clock tracks hundredths of seconds, seconds, minutes, hours, days, date of the month, months, year, and leap years, valid to 2100

8K x 8 nonvolatile SRAM directly replaces volatile static RAM or EEPROM

Embedded lithium energy cell maintains calendar operation and retains RAM data

Phantom watch function is transparent to RAM access

Power-fail detected at ±10% of 5V operating range

Clock accuracy better than ±1 minute/month @25°C

Over 10 years of data retention in the absence of power

Access time: 120ns, 150ns, and 200ns

Thermal operating range 0°C to 70°C

DIP Module

DS1242 General Description

64K NV SRAM with Phantom Clock

DS1242 Features

Real time-clock tracks hundredths of seconds, seconds, minutes, hours, days, date of the month, months, year, and leap years, valid to 2100

8K x 8 nonvolatile SRAM directly replaces volatile static RAM or EEPROM

Embedded lithium energy cell maintains calendar operation and retains RAM data

Phantom watch function is transparent to RAM access

Power-fail detected at ±10% of 5V operating range

Clock accuracy better than ±1 minute/month @25°C

Over 10 years of data retention in the absence of power

Access time: 120ns, 150ns, and 200ns

Thermal operating range 0°C to 70°C

DIP Module

DS1242 Typical Application

DS1243 Datasheet

DS1243 Parameters

DS1243 Features

Real time-clock tracks hundredths of seconds, seconds, minutes, hours, days, date of the month, months, year, and leap years, valid to 2100

8K x 8 nonvolatile SRAM directly replaces volatile static RAM or EEPROM

Embedded lithium energy cell maintains calendar operation and retains RAM data

Phantom watch function is transparent to RAM access

Power-fail detected at ±10% of 5V operating range

Clock accuracy better than ±1 minute/month @25°C

Over 10 years of data retention in the absence of power

Access time: 120ns, 150ns, and 200ns

Thermal operating range 0°C to 70°C

DIP Module

DS1243 General Description

64K NV SRAM with Phantom Clock

DS1243 Features

Real time-clock tracks hundredths of seconds, seconds, minutes, hours, days, date of the month, months, year, and leap years, valid to 2100

8K x 8 nonvolatile SRAM directly replaces volatile static RAM or EEPROM

Embedded lithium energy cell maintains calendar operation and retains RAM data

Phantom watch function is transparent to RAM access

Power-fail detected at ±10% of 5V operating range

Clock accuracy better than ±1 minute/month @25°C

Over 10 years of data retention in the absence of power

Access time: 120ns, 150ns, and 200ns

Thermal operating range 0°C to 70°C

DIP Module

DS1243 Typical Application

DS1243 Datasheet

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