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DS1747WP-120+

DS1747WP-120+

DS1747WP-120+

Maxim Integrated

34 Terminations 3.3V 34 Pin DS1747 Real Time Clocks Leap Year, NVSRAM, Y2K 0.032MHz

SOT-23

DS1747WP-120+ Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 10 Weeks
Contact PlatingTin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 34-PowerCap™ Module
Number of Pins 34
Operating Temperature0°C~70°C
PackagingTray
Published 2012
JESD-609 Code e3
Feature Leap Year, NVSRAM, Y2K
Pbfree Code yes
Part StatusActive
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 34
ECCN Code EAR99
Type Clock/Calendar
HTS Code8473.30.11.80
Voltage - Supply 2.97V~3.63V
Terminal Position DUAL
Peak Reflow Temperature (Cel) 260
Supply Voltage 3.3V
Terminal Pitch1.27mm
Base Part Number DS1747
Pin Count34
Operating Supply Voltage3.3V
Interface Parallel
Memory Size512KB
Load Capacitance10pF
Clock Frequency 0.032MHz
Logic Function Clock
External Data Bus Width 8
Time FormatHH:MM:SS (24 hr)
Date FormatYY-MM-DD-dd
Current - Timekeeping (Max) 2mA @ 3.3V
Time-Min SECONDS
Interrupt CapabilityN
Voltage - Supply, Battery 3V
Volatile NO
Length 25.019mm
Height Seated (Max) 2.3368mm
Width 23.495mm
REACH SVHC Unknown
Radiation HardeningNo
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:207 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$37.68000$37.68
10$35.15400$351.54
40$33.68000$1347.2
120$30.52250$3662.7
280$29.47000$8251.6

DS1747WP-120+ Product Details

DS1747WP-120+ Overview


In the 34-PowerCap™ Module package, real time clocks is embedded as a dependency.Tray is the package format.In this electrical RTC, the supply voltage is 2.97V~3.63V.Clock/Calendar is the type of electrical real time clock that is being used.As you can see from the diagram, this electronic component is mounted in the way of Surface Mount.There should be 0°C~70°C operating temperature.When operating, electronic time clocks are possible to ensure that Leap Year, NVSRAM, Y2K are maintained.When a transmission line is terminated with 34 terminations, it means that the RTC module that terminates the line matches its characteristic impedance.It should be noted that this RTC real time clock is being supplied with 3.3V voltage at the moment.A total of 34 pins are equipped with the RTCs.The family in which RTCs belongs are DS1747.A voltage of 3V is supplied to this electrical digital time clock.RTC times embed a memory of 512KB for storing programs and data.The frequency of real time clocks' output should not exceed 0.032MHz.Mounting type Surface Mount is chosen for the RTC module.There are 34 pins on it.Optimal efficiency can be achieved by maintaining the supply voltage at 3.3V.

DS1747WP-120+ Features


34-PowerCap™ Module package
34 terminations
34 pin count
Be maintained at 3.3V for high efficiency.


DS1747WP-120+ Applications


There are a lot of Maxim Integrated
DS1747WP-120+ Real Time Clocks applications.


  • Digital video camera
  • Printers
  • Copy machines
  • Mobile equipment
  • Battery powered devices
  • Printers and copiers
  • Electronic metering
  • Digital cameras
  • White goods
  • Elapsed time counter

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