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ISL12022MAIBZ-T - Renesas Electronics

Description: The ISL12022MA device is a low power real time clock (RTC) with an embedded temperature sensor and crystal. Device functions include oscillator compensation, clock/calendar, power fail and low battery monitors, brownout indicator, one-time, periodic or polled alarms, intelligent battery backup switching, Battery Reseal™ function and 128 bytes of battery-backed user SRAM. Backup battery current draw is less than 1. 6µA over the temperature range. The device is offered in a 20 Ld SOIC module that contains the

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ISL12022MAIBZ-T - Renesas Electronics - PCB symbol
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ISL12022MAIBZ-T - Renesas Electronics PCB footprint - Small Outline Packages - Small Outline Packages - SOIC--20-
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ISL12022MAIBZ-T - Renesas Electronics - 3D model - Small Outline Packages - SOIC--20-
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ISL12022MAIBZ-T Details

  • Manufacturer Part Number:

    ISL12022MAIBZ-T

  • Brand Name:

    Renesas

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOICW

  • Package Description:

    SOIC-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    M20.3

  • Country Of Origin:

    Malaysia, Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    18 Weeks

  • Date Of Intro:

    2017-11-22

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    6

  • Additional Feature:

    CASE NO : 64026634

  • Clock Frequency-Max:

    0.032 MHz

  • Information Access Method:

    SERIAL(I2C)

  • Interrupt Capability:

    Y

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e3

  • Length:

    12.8 mm

  • Moisture Sensitivity Level:

    1

  • Number of Terminals:

    20

  • On Chip Data RAM Width:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP20,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • RAM (words):

    128

  • Seated Height-Max:

    2.65 mm

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    2.7 V

  • Supply Voltage-Nom:

    3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time-Min:

    SECONDS

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

    30

  • Volatile:

    NO

  • Width:

    7.5 mm

  • uPs/uCs/Peripheral ICs Type:

    TIMER, REAL TIME CLOCK

ISL12022MAIBZ-T Frequently Asked Questions (FAQs)

  • A good PCB layout for the ISL12022MAIBZ-T involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the clock signal traces. Additionally, it's recommended to place the device close to the crystal oscillator and use a low-ESR capacitor for the VDD pin.
  • To ensure the accuracy of the RTC, it's essential to use a high-quality crystal oscillator with a low ppm tolerance, maintain a stable power supply, and minimize temperature variations. Additionally, the device should be calibrated periodically to account for any drift in the crystal frequency.
  • The maximum frequency of the clock output of the ISL12022MAIBZ-T is 32.768 kHz, which is the typical frequency of a watch crystal oscillator.
  • Yes, the ISL12022MAIBZ-T has a low-power mode that can be enabled by setting the appropriate register bits. In this mode, the device consumes significantly less power, making it suitable for battery-powered applications.
  • The ISL12022MAIBZ-T can be interfaced with a microcontroller using a serial interface such as I2C or SPI. The device provides a 2-wire or 4-wire interface, and the microcontroller can access the device's registers and memory using standard serial communication protocols.

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ISL12022MAIBZ-T Overview

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Part Image ISL12022MAIBZ Renesas Electronics Corporation

Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, PDSO20