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PCF2127AT/2Y - NXP

Description: Real Time Clock Integrated RTC TCXO quartz crystal

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PCF2127AT/2Y - NXP PCB footprint - Small Outline Packages - Small Outline Packages - SO20_
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PCF2127AT/2Y - NXP  - 3D model - Small Outline Packages - SO20_
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PCF2127AT/2Y Details

  • Manufacturer Part Number:

    PCF2127AT/2Y

  • Brand Name:

    NXP Semiconductor

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    End Of Life

  • Part Package Code:

    SOP

  • Package Description:

    7.50 MM, PLASTIC, MS-013, SOT163-1, SOP-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    SOT163-1

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    13 Weeks

  • Manufacturer:

    NXP Semiconductors

  • YTEOL:

    1

  • Clock Frequency-Max:

    0.032 MHz

  • Information Access Method:

    SERIAL(I2C), SERIAL(SPI)

  • Interrupt Capability:

    Y

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    12.8 mm

  • Moisture Sensitivity Level:

    3

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP20,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.65 mm

  • Supply Voltage-Max:

    4.2 V

  • Supply Voltage-Min:

    1.8 V

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time-Min:

    SECONDS

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Volatile:

    YES

  • Width:

    7.5 mm

  • uPs/uCs/Peripheral ICs Type:

    TIMER, REAL TIME CLOCK

PCF2127AT/2Y Frequently Asked Questions (FAQs)

  • The recommended crystal oscillator frequency for PCF2127AT/2Y is 32.768 kHz.
  • The PCF2127AT/2Y can be configured for 12-hour or 24-hour clock mode by setting the HM bit in the Hour register (address 0x02). For 12-hour mode, set HM=0, and for 24-hour mode, set HM=1.
  • The RST pin is an active-low reset input that resets the device when pulled low. It can be used to reset the device to its power-on state.
  • The PCF2127AT/2Y uses an I2C interface for reading and writing data. The device has a 7-bit slave address, and data can be read or written to the device using the I2C protocol.
  • The PCF2127AT/2Y operates over a voltage range of 1.5 V to 5.5 V.

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PCF2127AT/2Y Overview

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About NXP

NXP Semiconductors is a leading manufacturer of semiconductor devices with a wide range of semiconductor solutions, including microcontrollers, sensors, connectivity solutions, power management ICs, and security solutions. These products are used in a variety of applications such as automotive, industrial automation, smart homes, mobile devices, and more. NXP Semiconductors is one of the world’s largest semiconductor companies and is headquartered in Eindhoven, the Netherlands.

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