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BQ4845S-A4N
  • BQ4845S-A4N

BQ4845S-A4N

28 Terminations5V 28 Pin BQ4845 Real Time ClocksTimer or RTC SubcategoryAlarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer 0.032MHz


  • Manufacturer: Texas Instruments
  • NO: 815-BQ4845S-A4N
  • Package: 28-SOIC (0.295, 7.50mm Width)
  • Datasheet: pdf
  • Stock: 7272
  • Description: 28 Terminations5V 28 Pin BQ4845 Real Time ClocksTimer or RTC SubcategoryAlarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer 0.032MHz (Kg)

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SPECIFICATIONS

Parameters
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 -40°C~85°C
Packaging Tube
JESD-609 Code e4
Feature Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 28
ECCN Code EAR99
Type Clock/Calendar
HTS Code 8542.39.00.01
Subcategory Timer or RTC
Technology CMOS
Voltage - Supply 4.75V~5.5V
Terminal Position DUAL
Peak Reflow Temperature (Cel) 260
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
External Data Bus Width 8
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 Seated (Max) 2.667mm
Length 17.9705mm
Width 7.5565mm
Radiation Hardening No
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free

BQ4845S-A4N Overview


A package named 28-SOIC (0.295, 7.50mm Width) contains real time clocks.Tube is the way in which time clock is packaged.There is a voltage of 4.75V~5.5V when powering this electrical RTC.Electrical real time clock type Clock/Calendar.The real time clock (RTC) that is mounted in the way of Surface Mount is connected to this circuit board.Electronic time clocks should be -40°C~85°C degrees Celsius during operation.In order to ensure Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer when operating, a certain value has to be set.A transmission line with 28 terminations possesses the characteristic impedance of the RTC module terminating it.Its supply voltage is 5V.A total of 28 pins are included in this product.In the family BQ4845, RTCs are a member.A voltage of 2.3V~4V is supplied to this electrical digital time clock.There are such RTCs in Timer or RTC subcategory.A maximum output frequency of 0.032MHz should be maintained by the real time analog clock.Surface Mount is the mounting type of the RTC module.It operates from 5V power supplies.With 28 pins, it is equipped.There are 1 timers, which are control real time clocks that output a signal at a preset time after an input signal is received.High efficiency requires a 5V supply voltage.

BQ4845S-A4N 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-A4N Applications


There are a lot of Texas Instruments BQ4845S-A4N Real Time Clocks applications.

  • Digital still camera
  • Printers and copiers
  • Utility Meters
  • Mobile equipment
  • Network Appliance
  • Thermostat
  • Battery powered devices
  • Battery powered products
  • Set-Top Box
  • Medical Devices
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