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DS1543W-120

DS1543W-120

DS1543W-120

Maxim Integrated

28 Terminations 3.3V 28 Pin DS1543 Real Time Clocks Alarm, Leap Year, NVSRAM, Watchdog Timer 0.032MHz

SOT-23

DS1543W-120 Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mount Through Hole
Mounting Type Through Hole
Package / Case 28-DIP Module (0.600, 15.24mm)
Operating Temperature0°C~70°C
PackagingTube
Published 2000
JESD-609 Code e0
Feature Alarm, Leap Year, NVSRAM, Watchdog Timer
Part StatusObsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 28
ECCN Code EAR99
Type Clock/Calendar
Terminal Finish Tin/Lead (Sn/Pb)
HTS Code8542.39.00.01
Voltage - Supply 2.97V~3.63V
Terminal Position DUAL
Peak Reflow Temperature (Cel) NOT SPECIFIED
Supply Voltage 3.3V
Terminal Pitch2.54mm
Reach Compliance Code not_compliant
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Base Part Number DS1543
Pin Count28
JESD-30 Code R-PDIP-T28
Qualification StatusNot Qualified
Power Supplies3.3V
Interface Parallel
Memory Size8KB
Clock Frequency 0.032MHz
Logic Function Clock
External Data Bus Width 8
Time FormatHH:MM:SS (24 hr)
Date FormatYY-MM-DD-dd
Current - Timekeeping (Max) 2mA @ 3.3V
Time-Min SECONDS
Interrupt CapabilityY
Volatile NO
Length 37.595mm
Height Seated (Max) 9.02mm
Width 15.24mm
RoHS StatusNon-RoHS Compliant
Lead Free Contains Lead
In-Stock:4695 items

DS1543W-120 Product Details

DS1543W-120 Overview


In the 28-DIP Module (0.600, 15.24mm) package, real time clocks is embedded.Tube is the way time clock is packaged.2.97V~3.63V is the supply voltage of this electrical RTC.Clock/Calendar is the type of this electrical real time clock.There is an real time clock (RTC) mounted in the way of Through Hole.0°C~70°C should be the operating temperature.Operating with Alarm, Leap Year, NVSRAM, Watchdog Timer are possible.In 28 terminations, a transmission line is terminated with an impedance-matched RTC module.3.3V voltage is present on this electronic component.With 28 pins, it is equipped.The DS1543 family contains RTCs .A memory of 8KB can be used to store data and programs.The output frequency should not exceed 0.032MHz.Mounting type is Through Hole.A total of 3.3V power supplies are required to operate it.

DS1543W-120 Features


28-DIP Module (0.600, 15.24mm) package
28 terminations
28 pin count
3.3V power supplies


DS1543W-120 Applications


There are a lot of Maxim Integrated
DS1543W-120 Real Time Clocks applications.


  • Electronic metering
  • Battery powered products
  • Automotive
  • Industrial
  • Digital still camera
  • Digital video camera
  • Printers
  • Copy machines
  • Mobile equipment
  • Battery powered devices

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