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28 Terminations5V 28 Pin DS1643 Real Time ClocksTimer or RTC SubcategoryLeap Year, NVSRAM 0.032MHz
- Manufacturer: Maxim Integrated
- NO: 503-DS1643-70+
- Package: 28-DIP Module (0.600, 15.24mm)
- Datasheet:
- Stock: 5695
- Description: 28 Terminations5V 28 Pin DS1643 Real Time ClocksTimer or RTC SubcategoryLeap Year, NVSRAM 0.032MHz (Kg)
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| Parameters | |
|---|---|
| Number of Terminations | 28 |
| ECCN Code | EAR99 |
| Type | Clock/Calendar |
| Terminal Finish | Matte Tin (Sn) |
| HTS Code | 8542.39.00.01 |
| Subcategory | Timer or RTC |
| Technology | CMOS |
| Voltage - Supply | 4.5V~5.5V |
| Terminal Position | DUAL |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Voltage | 5V |
| Terminal Pitch | 2.54mm |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Base Part Number | DS1643 |
| Pin Count | 28 |
| JESD-30 Code | R-XDMA-P28 |
| Qualification Status | Not Qualified |
| Power Supplies | 5V |
| Interface | Parallel |
| Memory Size | 8KB |
| Clock Frequency | 0.032MHz |
| External Data Bus Width | 8 |
| Number of Timers | 1 |
| Time Format | HH:MM:SS (24 hr) |
| Date Format | YY-MM-DD-dd |
| Current - Timekeeping (Max) | 3mA @ 5V |
| Time-Min | SECONDS |
| Interrupt Capability | N |
| Volatile | NO |
| Height Seated (Max) | 9.02mm |
| Length | 37.595mm |
| Width | 15.24mm |
| RoHS Status | ROHS3 Compliant |
| Lead Free | Lead Free |
| Mounting Type | Through Hole |
| Package / Case | 28-DIP Module (0.600, 15.24mm) |
| Surface Mount | NO |
| Operating Temperature | 0°C~70°C |
| Packaging | Tube |
| Published | 2010 |
| JESD-609 Code | e3 |
| Feature | Leap Year, NVSRAM |
| Part Status | Obsolete |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
DS1643-70+ Overview
This real time analog clock can be found in package 28-DIP Module (0.600, 15.24mm).As a result, time clock is packaged in the same way as Tube.A voltage of 4.5V~5.5V is supplied to this electrical RTC.There is a type of electrical real time clock Clock/Calendar associated with this real time clock.This electronic component has been mounted in the way of Through Hole.The operating temperature should be 0°C~70°C.There is a way to make sure that Leap Year, NVSRAM is maintained when operating if desired.When transmission lines are terminated with a zero, their characteristic impedance is that of the terminating RTC module.A voltage of 5V is applied to this electronic component.It is equipped with 28 pins.DS1643 are a family of objects that belongs to RTCs .It is included as part of Timer or RTC.It should be noted that the RTC times embed a memory of 8KB which is usable for storing programs and data as well.Ensure that the output frequency does not exceed 0.032MHz.For the purpose of powering the real time clock, the power supply is set to 5V.1 timer real time clocks send out a signal at a preset time based on input signals.
DS1643-70+ Features
28-DIP Module (0.600, 15.24mm) package
28 terminations
28 pin count
5V power supplies
DS1643-70+ Applications
There are a lot of Maxim Integrated DS1643-70+ Real Time Clocks applications.
- Network powered devices
- Switcher
- Battery backed up systems
- Industrial
- Server
- Digital video camera
- Power Meters
- Vending Machine
- Portable Instruments
- POS Terminal
