BQ4845S-A4TR

Texas Instruments BQ4845S-A4TR

Part Number:
BQ4845S-A4TR
Manufacturer:
Texas Instruments
Ventron No:
3118493-BQ4845S-A4TR
Description:
RTC IC W NVSRAM Control, Watchdog Timer, uP Reset, Interrupts and Battery Low Warning
ECAD Model:
Datasheet:
bq4845

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Specifications
Texas Instruments BQ4845S-A4TR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments BQ4845S-A4TR.
  • Factory Lead Time
    6 Weeks
  • Lifecycle Status
    ACTIVE (Last Updated: 4 days ago)
  • Contact Plating
    Gold
  • Mount
    Surface Mount
  • Mounting Type
    Surface Mount
  • Package / Case
    28-SOIC (0.295, 7.50mm Width)
  • Number of Pins
    28
  • Weight
    730.794007mg
  • Operating Temperature
    0°C~70°C
  • Packaging
    Tape & Reel (TR)
  • Feature
    Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
  • Pbfree Code
    no
  • Part Status
    Active
  • Moisture Sensitivity Level (MSL)
    1 (Unlimited)
  • Number of Terminations
    28
  • ECCN Code
    EAR99
  • HTS Code
    8542.39.00.01
  • Subcategory
    Timer or RTC
  • Technology
    CMOS
  • Voltage - Supply
    4.75V~5.5V
  • Terminal Position
    DUAL
  • Supply Voltage
    5V
  • Terminal Pitch
    1.27mm
  • Base Part Number
    BQ4845
  • Pin Count
    28
  • Operating Supply Voltage
    5V
  • Power Supplies
    5V
  • Interface
    Parallel
  • Clock Frequency
    0.032MHz
  • Logic Function
    Clock
  • Number of Timers
    1
  • Time Format
    HH:MM:SS (12/24 hr)
  • Date Format
    YY-MM-DD-dd
  • Current - Timekeeping (Max)
    1.5mA Typ @ 4.5 V~5.5 V
  • Time-Min
    SECONDS
  • Interrupt Capability
    Y
  • Voltage - Supply, Battery
    2.3V~4V
  • Volatile
    NO
  • Height
    2.65mm
  • Length
    17.9mm
  • Width
    7.5mm
  • Thickness
    2.35mm
  • Radiation Hardening
    No
  • RoHS Status
    ROHS3 Compliant
  • Lead Free
    Lead Free
Description
BQ4845S-A4TR Overview
In the package 28-SOIC (0.295, 7.50mm Width), you will find real time clocks, and you will be able to install real time clocks.Packaged as Tape & Reel (TR).This electrical RTC is powered by a voltage that is 4.75V~5.5V at the time of installation.It can be said that this electrical real time clock belongs to the Clock/Calendar type.This electronic component has been mounted in the way of Surface Mount.There should be 0°C~70°C operating temperature.During operation, the value of Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer can be ensured.Transmission lines with 28 terminations have the characteristic impedance of their termination RTC modules.In the case of this RTC real time clock, there is 5V voltage supplied to it.Due to its 28 pins, it has the necessary features.RTCs belongs to BQ4845 family.There is a voltage of 2.3V~4V when powering this electrical digital time clock.Under the Timer or RTC subcategory, the RTCs belongs.Real time clocks' output frequency should not exceed 0.032MHz.Mounting type Surface Mount is chosen for the RTC module.For powering the real time clock, a power supply with a voltage of 5V is used.With 28 pins, it is equipped.1 timers are in the real time clock that outputs a signal in response to an input signal.RTC time is important to maintain the supply voltage at 5V in order to maintain high efficiency.

BQ4845S-A4TR Features
28-SOIC (0.295, 7.50mm Width) package
28 terminations
28 pin count
5V power supplies
Be maintained at 5V for high efficiency.

BQ4845S-A4TR Applications
There are a lot of Texas Instruments BQ4845S-A4TR Real Time Clocks applications.

Hand-Held Devices
Medical Devices
High duration timers
Mobile telephones
Routers
Fax/Printer
Automotive
Glucometer
Portable Instruments
Metering
BQ4845S-A4TR More Descriptions
Real Time Clock Parallel 16byte Clock/Calendar/Alarm/Timer/Interrupt 28-Pin SOIC T/R
28-SOIC (0.295 7.50mm Width) BQ4845 8542.39.00.01 Alarm Daylight Savings Leap Year Supervisor Watchdog Timer real time clock IC 4.75V~5.5V 1.5mA Typ @ 4.5V~5.5V 17.9mm 0.032MHz
Real Time Clock IC; Date Format:BCD; Time Format:BCD; Clock IC Type:RTC; Interface Type:Parallel; Supply Voltage Range:4.75V to 5.5V; Digital IC Case Style:SOIC; No. of Pins:28; Operating Temperature Range:0°C to 70°C ;RoHS Compliant: Yes
Certification
  • ISO 9001
  • ISO 13485
  • ISO 45001
  • ASA
  • ESD
  • DUNS
  • SMTA
  • ROHS

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