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PCF2129AT/1,512

PCF2129AT/1,512

PCF2129AT/1,512

NXP USA Inc.

20 Terminations 20 Pin PCF2129 Real Time Clocks Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer

SOT-23

PCF2129AT/1,512 Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mounting Type Surface Mount
Package / Case 20-SOIC (0.295, 7.50mm Width)
Surface MountYES
Operating Temperature-40°C~85°C
PackagingTube
Published 2003
JESD-609 Code e3
Feature Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer
Part StatusObsolete
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 20
Type Clock/Calendar
Terminal Finish MATTE TIN
HTS Code8542.39.00.01
Voltage - Supply 1.8V~4.2V
Terminal Position DUAL
Peak Reflow Temperature (Cel) NOT SPECIFIED
Terminal Pitch1.27mm
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Base Part Number PCF2129
Pin Count20
JESD-30 Code R-PDSO-G20
Qualification StatusNot Qualified
Power Supplies2/4V
Interface I2C, 2-Wire Serial
Time FormatHH:MM:SS (12/24 hr)
Date FormatYY-MM-DD-dd
Current - Timekeeping (Max) 1.5μA @ 3.3V
Time-Min SECONDS
Interrupt CapabilityY
Voltage - Supply, Battery 1.8V~4.2V
Volatile YES
Information Access Method SERIAL, 4 WIRE/SPI
RoHS StatusROHS3 Compliant
In-Stock:3521 items

PCF2129AT/1,512 Product Details

PCF2129AT/1,512 Overview


In the 20-SOIC (0.295, 7.50mm Width) package, real time clocks is embedded as a dependency.Tube is the package format.In this electrical RTC, the supply voltage is 1.8V~4.2V.Clock/Calendar is the type of electrical real time clock that is being used.As you can see from the diagram, this electronic component is mounted in the way of Surface Mount.There should be -40°C~85°C operating temperature.When operating, electronic time clocks are possible to ensure that Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer are maintained.When a transmission line is terminated with 20 terminations, it means that the RTC module that terminates the line matches its characteristic impedance.A total of 20 pins are equipped with the RTCs.The family in which RTCs belongs are PCF2129.A voltage of 1.8V~4.2V is supplied to this electrical digital time clock.In order for it to be powered, it requires a power supply of 2/4V.

PCF2129AT/1,512 Features


20-SOIC (0.295, 7.50mm Width) package
20 terminations
20 pin count
2/4V power supplies


PCF2129AT/1,512 Applications


There are a lot of NXP USA Inc.
PCF2129AT/1,512 Real Time Clocks applications.


  • Digital video camera
  • Printers
  • Copy machines
  • Mobile equipment
  • Battery powered devices
  • Printers and copiers
  • Electronic metering
  • Digital cameras
  • White goods
  • Elapsed time counter

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