DS1251W-120IND Overviewreal time clocks is located in package 32-DIP Module (0.600, 15.24mm).As of Tube, time clock is packaged in this way.There is 2.97V~3.63V voltage supply for this electrical RTC.It can be said that this electrical real time clock belongs to the Phantom Time Chip type.The real time clock (RTC) that is mounted in the way of Through Hole is connected to this circuit board.In order to operate properly, the temperature should be -40°C~85°C.During the course of operation, Leap Year, NVSRAM can be ensured.There is the possibility of terminating transmission lines with 32 terminations, which means that the equipment used to terminate the line will match its characteristic impedance.In this case, the voltage supplied to the electronic component is 3.3V.A total of 32 pins are included in this product.DS1251 are the family name of RTCs .For the purpose of storing data and programs, the RTC times are embedded with a storage capacity of 512KB.Mounting type Through Hole matches the RTC module.A total of 32 pins are attached to this real time clock.Maintaining the supply voltage at 3.3V is the key to high efficiency.There is a frequency of 120GHz that can be achieved.
DS1251W-120IND Features32-DIP Module (0.600, 15.24mm) package
32 terminations
32 pin count
Be maintained at 3.3V for high efficiency.
DS1251W-120IND ApplicationsThere are a lot of Maxim Integrated
DS1251W-120IND Real Time Clocks applications.
Copy machines
Mobile equipment
Battery powered devices
Printers and copiers
Electronic metering
Digital cameras
White goods
Elapsed time counter
Network powered devices
Battery backed up systems
Mount | Through Hole |
Mounting Type | Through Hole |
Package / Case | 32-DIP Module (0.600, 15.24mm) |
Number of Pins | 32 |
Operating Temperature | -40°C~85°C |
Packaging | Tube |
Published | 2005 |
JESD-609 Code | e0 |
Feature | Leap Year, NVSRAM |
Part Status | Obsolete |
Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Number of Terminations | 32 |
ECCN Code | 3A991.B.2.A |
Type | Phantom Time Chip |
Terminal Finish | Tin/Lead (Sn/Pb) |
HTS Code | 8473.30.11.40 |
Voltage - Supply | 2.97V~3.63V |
Terminal Position | DUAL |
Supply Voltage | 3.3V |
Terminal Pitch | 2.54mm |
Frequency | 120GHz |
Base Part Number | DS1251 |
Pin Count | 32 |
Operating Supply Voltage | 3.3V |
Interface | Parallel |
Memory Size | 512KB |
Access Time | 120 ns |
Logic Function | Clock |
External Data Bus Width | 8 |
Time Format | HH:MM:SS:hh (12/24 hr) |
Date Format | YY-MM-DD-dd |
Current - Timekeeping (Max) | 7mA @ 3.3V |
Time-Min | 1/100SECOND |
Interrupt Capability | N |
Volatile | NO |
Length | 43.053mm |
Height Seated (Max) | 10.922mm |
Width | 15.24mm |
Radiation Hardening | No |
RoHS Status | Non-RoHS Compliant |
Lead Free | Contains Lead |