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DS1302ZN+ - Analog Devices

Description: Trickle-Charge Timekeeping Chip

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DS1302ZN+ Details

  • Manufacturer Part Number:

    DS1302ZN+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    8-SOIC_N-150_MIL

  • Package Description:

    0.150 INCH, ROHS COMPLIANT, SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    8-SOIC_N-150_MIL

  • Country Of Origin:

    Japan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    2000-07-09

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Additional Feature:

    BURST MODE RAM DATA TRANSFER; TIMEKEEPING CURRENT = 0.3UA

  • Clock Frequency-Max:

    0.032 MHz

  • Information Access Method:

    SERIAL, 3-WIRE

  • Interrupt Capability:

    N

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    2 V

  • Supply Voltage-Nom:

    3.3 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:

    YES

  • Width:

    3.9 mm

  • uPs/uCs/Peripheral ICs Type:

    TIMER, REAL TIME CLOCK

DS1302ZN+ Frequently Asked Questions (FAQs)

  • A simple RC circuit with a 1kΩ resistor and a 10μF capacitor can be used to provide a power-on reset signal to the DS1302ZN+.
  • To ensure reliable oscillator startup, a 1-2kΩ resistor can be connected between the X1 and X2 pins, and a 10-20pF capacitor can be connected between X1 and VCC.
  • The DS1302ZN+ can handle clock frequencies up to 32.768 kHz, but it's recommended to use a 32.768 kHz crystal oscillator for optimal performance.
  • The DS1302ZN+ has a built-in battery switchover circuit that automatically switches to the backup battery during power failure. Ensure that the battery voltage is within the recommended range (2.0V to 3.5V) for reliable switchover.
  • To minimize noise and ensure reliable operation, keep the X1 and X2 pins as close to the crystal as possible, and use a ground plane to shield the oscillator circuit. Avoid routing digital signals near the oscillator circuit.

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DS1302ZN+ Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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For a full list of alternate parts for DS1302ZN+, check out Findchips.com