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28 Terminations5V 28 Pin DS1284 Real Time ClocksTimer or RTC SubcategoryAlarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer 0.032MHz
- Manufacturer: Maxim Integrated
- NO: 503-DS1284Q+
- Package: 28-LCC (J-Lead)
- Datasheet:
- Stock: 8309
- Description: 28 Terminations5V 28 Pin DS1284 Real Time ClocksTimer or RTC SubcategoryAlarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer 0.032MHz (Kg)
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| Parameters | |
|---|---|
| Mounting Type | Surface Mount |
| Package / Case | 28-LCC (J-Lead) |
| Surface Mount | YES |
| Operating Temperature | 0°C~70°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 |
| Subcategory | Timer or RTC |
| Technology | CMOS |
| 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 |
| Height Seated (Max) | 4.57mm |
| Length | 11.505mm |
| Width | 11.505mm |
| RoHS Status | ROHS3 Compliant |
| Lead Free | Lead Free |
DS1284Q+ Overview
In the 28-LCC (J-Lead) package, real time clocks is embedded.Tube is the way time clock is packaged, which is the way time clock is intended to be.This electrical RTC is powered by a voltage that is 4.5V~5.5V at the time of installation.The type of this electrical real time clock is Clock/Calendar.Surface Mount is the way to mount this real time clock (RTC).0°C~70°C is the operating temperature.When operating, you can ensure Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer.There is the possibility of terminating transmission lines with 28 terminations, which means that the equipment used to terminate the line will match its characteristic impedance.This RTC real time clock is powered by 5V volts.The board is equipped with a total of 28 pins.This object belongs to the family DS1284.A voltage of 2.4V~3.5V is supplied to this electrical digital time clock.In Timer or RTC, you can find this component.In these RTC times, there is a memory of 50B where data and programs can be stored.There should be no more than 0.032MHz frequency in real time clocks' output.For powering the real time clock, a power supply with a voltage of 5V is used.1 timer real time clocks send out a signal at a preset time based on input signals.In addition, it is characterized by ACCURACY 2 MIN/MONTH @ 25 DEGREE C; 1024 HZ FIXED O/P.
DS1284Q+ Features
28-LCC (J-Lead) package
28 terminations
28 pin count
5V power supplies
DS1284Q+ Applications
There are a lot of Maxim Integrated DS1284Q+ Real Time Clocks applications.
- Portable Instruments
- Fax/Printer
- Network powered devices
- Point-of-Sale Equipment
- Embedded Time Stamping
- Utility Meter
- Set-Top Box
- Digital cameras
- Server
- Battery powered devices
