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DS1557WP-120IND+

DS1557WP-120IND+

DS1557WP-120IND+

Maxim Integrated

34 Terminations 3.3V 34 Pin DS1557 Real Time Clocks Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 0.032MHz

SOT-23

DS1557WP-120IND+ Datasheet

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In-Stock: 0 items
Specifications
Name Value
Type Parameter
Factory Lead Time 10 Weeks
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 34-PowerCap™ Module
Number of Pins 34
Operating Temperature -40°C~85°C
Packaging Tray
Published 2003
JESD-609 Code e3
Feature Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 34
ECCN Code EAR99
Type Clock/Calendar
Terminal Finish Matte Tin (Sn)
HTS Code 8473.30.11.80
Voltage - Supply 2.97V~3.63V
Terminal Position DUAL
Supply Voltage 3.3V
Base Part Number DS1557
Pin Count 34
Operating Supply Voltage 3.3V
Interface Parallel
Memory Size 512KB
Clock Frequency 0.032MHz
Logic Function Clock
External Data Bus Width 8
Time Format HH:MM:SS (24 hr)
Date Format YY-MM-DD-dd
Current - Timekeeping (Max) 4mA @ 3.3V
Time-Min SECONDS
Interrupt Capability Y
Voltage - Supply, Battery 3V
Volatile NO
Radiation Hardening No
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Pricing & Ordering
Quantity Unit Price Ext. Price
1 $42.53000 $42.53
10 $39.67900 $396.79
40 $38.01600 $1520.64
120 $34.45200 $4134.24
280 $33.26400 $9313.92
DS1557WP-120IND+ Product Details

DS1557WP-120IND+ 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 -40°C~85°C operating temperature.When operating, electronic time clocks are possible to ensure that Alarm, Leap Year, NVSRAM, Watchdog Timer, 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 DS1557.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.

DS1557WP-120IND+ Features


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


DS1557WP-120IND+ Applications


There are a lot of Maxim Integrated
DS1557WP-120IND+ 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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