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ISL12020MIRZ-T7A - Renesas Electronics

Description: Low Power RTC with Battery Backed SRAM, Integrated ±5ppm Temperature Compensation and Auto Daylight Saving ISL12020M The ISL12020M 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. The device is offered

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ISL12020MIRZ-T7A - Renesas Electronics - PCB symbol
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PCB Footprints
ISL12020MIRZ-T7A - Renesas Electronics PCB footprint - Other - Other - L20.5.5x4.0
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ISL12020MIRZ-T7A - Renesas Electronics - 3D model - Other - L20.5.5x4.0
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ISL12020MIRZ-T7A Details

  • Manufacturer Part Number:

    ISL12020MIRZ-T7A

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DFN

  • Package Description:

    DFN-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    L20.5.5X4.0

  • Similar Group:

    PM07100210131112100310061001

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    18 Weeks

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    6

  • Clock Frequency-Max:

    0.032 MHz

  • Information Access Method:

    SERIAL(I2C)

  • Interrupt Capability:

    Y

  • JESD-30 Code:

    R-PDSO-N20

  • JESD-609 Code:

    e3

  • Length:

    5.5 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:

    HLSON

  • Package Equivalence Code:

    SOLCC20,.16,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • RAM (words):

    128000

  • Seated Height-Max:

    1.3 mm

  • Supply Current-Max:

    0.5 mA

  • 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)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

  • Time-Min:

    SECONDS

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

    30

  • Volatile:

    YES

  • Width:

    4 mm

  • uPs/uCs/Peripheral ICs Type:

    TIMER, REAL TIME CLOCK

ISL12020MIRZ-T7A Frequently Asked Questions (FAQs)

  • A good PCB layout for the ISL12020MIRZ-T7A 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 frequency tolerance of ±20 ppm or better. Additionally, the device should be operated within the recommended temperature range, and the VDD pin should be decoupled with a low-ESR capacitor.
  • The maximum frequency of the clock output of the ISL12020MIRZ-T7A is 32.768 kHz, which is the typical frequency of a watch crystal oscillator.
  • Yes, the ISL12020MIRZ-T7A is suitable for battery-powered devices due to its low power consumption. The device has a typical current consumption of 1.2 μA in the timekeeping mode, making it suitable for battery-powered applications.
  • The ISL12020MIRZ-T7A can be programmed using a serial interface, such as I2C or SPI. The device has a set of registers that can be accessed and modified using the serial interface to configure the device's settings and parameters.

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ISL12020MIRZ-T7A Overview

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Real Time Clock, Volatile, 0 Timer(s), CMOS, PDSMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE20