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DS1284QN+

DS1284QN+

DS1284QN+

Maxim Integrated

28 Terminations 5V 28 Pin DS1284 Real Time Clocks Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer 0.032MHz

SOT-23

DS1284QN+ Datasheet

non-compliant

In-Stock: 0 items
Specifications
Name Value
Type Parameter
Mounting Type Surface Mount
Package / Case 28-LCC (J-Lead)
Surface Mount YES
Operating Temperature -40°C~85°C
Packaging Tube
Published 2009
JESD-609 Code e3
Feature Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 28
ECCN Code EAR99
Type Clock/Calendar
Terminal Finish Matte Tin (Sn)
Additional Feature ACCURACY 2 MIN/MONTH @ 25 DEGREE C; 1024 HZ FIXED O/P
HTS Code 8473.30.11.80
Voltage - Supply 4.5V~5.5V
Terminal Position QUAD
Peak Reflow Temperature (Cel) NOT SPECIFIED
Supply Voltage 5V
Terminal Pitch 1.27mm
Reach Compliance Code unknown
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Base Part Number DS1284
Pin Count 28
JESD-30 Code S-PQCC-J28
Qualification Status Not Qualified
Power Supplies 5V
Interface Parallel
Memory Size 50B
Clock Frequency 0.032MHz
External Data Bus Width 8
Number of Timers 1
Time Format HH:MM:SS:hh (12/24 hr)
Date Format YY-MM-DD-dd
Current - Timekeeping (Max) 7mA @ 5V
Time-Min 1/100SECOND
Interrupt Capability Y
Voltage - Supply, Battery 2.4V~3.5V
Volatile YES
Length 11.505mm
Height Seated (Max) 4.57mm
Width 11.505mm
RoHS Status ROHS3 Compliant
Lead Free Lead Free
DS1284QN+ Product Details

DS1284QN+ Overview


There is a package 28-LCC (J-Lead) that contains real time clocks.Tube is the way in which time clock is packaged.As far as the supply voltage for this electrical RTC is concerned, it is 4.5V~5.5V.This electrical real time clock belongs to the Clock/Calendar category.The way this real time clock (RTC) is mounted on the system board is Surface Mount.As far as the operating temperature are concerned, electronic time clocks should be -40°C~85°C.As long as Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer is ensured when operating, the system will work properly.With 28 terminations, transmission lines have the characteristic impedance of the RTC module terminating them.This RTC real time clock is powered by 5V volts.The board is equipped with a total of 28 pins.In the family DS1284, RTCs are a member.This electrical digital time clock is powered by a voltage that is 2.4V~3.5V at the time of installation.For storing the programs and data, the RTC times have an embedded memory of 50B for storing data and programs.A frequency above 0.032MHz should not be used for real time clocks' output.There are 5V power supplies attached to it.Upon receiving an input signal, 1 timers output a signal at a preset time.ACCURACY 2 MIN/MONTH @ 25 DEGREE C; 1024 HZ FIXED O/P are also characteristics of it.

DS1284QN+ Features


28-LCC (J-Lead) package
28 terminations
28 pin count
5V power supplies


DS1284QN+ Applications


There are a lot of Maxim Integrated
DS1284QN+ Real Time Clocks applications.


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

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