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BQ4845YS-A4TR

BQ4845YS-A4TR

BQ4845YS-A4TR

Texas Instruments

28 Terminations 5V 28 Pin BQ4845 Real Time Clocks Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer 0.032MHz

SOT-23

BQ4845YS-A4TR Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Contact PlatingGold
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 28-SOIC (0.295, 7.50mm Width)
Number of Pins 28
Weight 730.794007mg
Operating Temperature0°C~70°C
PackagingTape & Reel (TR)
JESD-609 Code e4
Feature Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
Part StatusObsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 28
ECCN Code EAR99
Type Clock/Calendar
HTS Code8542.39.00.01
Voltage - Supply 4.5V~5.5V
Terminal Position DUAL
Peak Reflow Temperature (Cel) 260
Supply Voltage 5V
Terminal Pitch1.27mm
Base Part Number BQ4845
Pin Count28
Operating Supply Voltage5V
Power Supplies5V
Interface Parallel
Clock Frequency 0.032MHz
Logic Function Clock
External Data Bus Width 8
Number of Timers 1
Time FormatHH:MM:SS (12/24 hr)
Date FormatYY-MM-DD-dd
Current - Timekeeping (Max) 1.5mA Typ @ 4.5 V~5.5 V
Time-Min SECONDS
Interrupt CapabilityY
Voltage - Supply, Battery 2.3V~4V
Volatile NO
Length 17.9705mm
Height Seated (Max) 2.667mm
Width 7.5565mm
Radiation HardeningNo
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:2090 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$3.24000$3.24
500$3.2076$1603.8
1000$3.1752$3175.2
1500$3.1428$4714.2
2000$3.1104$6220.8
2500$3.078$7695

BQ4845YS-A4TR Product Details

BQ4845YS-A4TR Overview


In the 28-SOIC (0.295, 7.50mm Width) package, real time clocks is embedded.Tape & Reel (TR) is the way time clock is packaged.4.5V~5.5V is the supply voltage of this electrical RTC.Clock/Calendar is the type of this electrical real time clock.There is an real time clock (RTC) mounted in the way of Surface Mount.0°C~70°C should be the operating temperature.Operating with Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer are possible.In 28 terminations, a transmission line is terminated with an impedance-matched RTC module.5V voltage is present on this electronic component.With 28 pins, it is equipped.The BQ4845 family contains RTCs .This electrical digital time clock has a supply voltage of 2.3V~4V.The output frequency should not exceed 0.032MHz.Mounting type is Surface Mount.A total of 5V power supplies are required to operate it.There are 28 pins on it.An input signal is received by 1 timers, which output a signal after a preset time.High efficiency requires a 5V supply voltage.

BQ4845YS-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.


BQ4845YS-A4TR Applications


There are a lot of Texas Instruments
BQ4845YS-A4TR Real Time Clocks applications.


  • Electronic metering
  • Battery powered products
  • Automotive
  • Industrial
  • Digital still camera
  • Digital video camera
  • Printers
  • Copy machines
  • Mobile equipment
  • Battery powered devices

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