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Product Index>Integrated Circuits (ICs)>Clock/Timing - Real Time Clocks>DS17887-3IND+ Maxim IntegratedDS17887-3IND+Clock/Timing - Real Time Clocks Images are for reference only AI Insights Maxim Integrated DS17887-3IND+ Kynix Part #: KY476-DS17887-3IND+ Manufacturer Part #: DS17887-3IND+ Product Category: Clock/Timing - Real Time Clocks Manufacturer: Maxim Integrated Description: IC RTC CLK/CALENDAR PAR 24-EDIP Package: 24-DIP Module (0.600, 15.24mm) Quantity: 97 ECAD Model: Specifications Documents & Media Product Details Q&A Ordering Guidelines General Description The DS17285, DS17485, DS17885, DS17287, DS17487, and DS17887 real-time clocks (RTCs) are designed to be successors to the industry-standard DS12885 and DS12887. The DS17285, DS17485, and DS17885 (hereafter referred to as the DS17x85) provide a real-time clock/calendar, one time-of-day alarm, three maskable interrupts with a common interrupt output, a programmable square wave, and 114 bytes of battery-backed NV SRAM. Features ● Incorporates Industry-Standard DS12887 PC Clock Plus Enhanced Functions ● RTC Counts Seconds, Minutes, Hours, Day, Date, Month, and Year with Leap Year Compensation Through 2099 ● Optional +3.0V or +5.0V Operation ● SMI Recovery Stack ● 64-Bit Silicon Serial Number ● Power-Control Circuitry Supports System PowerOn from Date/Time Alarm or Key Closure ● Crystal Select Bit Allows Operation with 6pF or 12.5pF Crystal ● 12-Hour or 24-Hour Clock with AM and PM in 12-Hour Mode ● 114 Bytes of General-Purpose, Battery-Backed NV SRAM ● Extended Battery-Backed NV SRAM ? 2048 Bytes (DS17285/DS17287) ? 4096 Bytes (DS17485/DS17487) ? 8192 Bytes (DS17885/DS17887) ● RAM Clear Function ● Interrupt Output with Six Independently Maskable Interrupt Flags ● Time-of-Day Alarm Once per Second to Once per Day ● End of Clock Update Cycle Flag ● Programmable Square-Wave Output ● Automatic Power-Fail Detect and Switch Circuitry ● Available in PDIP, SO, or TSOP Package (DS17285, DS17485, DS17885) ● Optional Encapsulated DIP (EDIP) Package with Integrated Crystal and Battery (DS17287, DS17487, DS17887) ● Optional Industrial Temperature Range Available ● Underwriters Laboratory (UL) Recognized |
Product Description
| Type# | DESCRIPTION |
| ANSC PART# | ANSC- DS17887-3IND+ |
| Category | Integrated Circuits (ICs) |
| Clock/Timing | |
| Real Time Clocks | |
| Manufacturer | Original |
| Series | - |
| Packaging | Tube |
| Part Status | Active |
| DigiKey Programmable | Not Verified |
| Type | Clock/Calendar |
| Features | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output |
| Memory Size | 8KB |
| Time Format | HH:MM:SS (12/24 hr) |
| Date Format | YY-MM-DD-dd |
| Interface | Parallel |
| Voltage - Supply | 2.7V ~ 3.7V |
| Voltage - Supply, Battery | 2.5V ~ 3.7V |
| Current - Timekeeping (Max) | 2mA @ 2.7V ~ 3.7V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Through Hole |
| Package / Case | 24-DIP Module (0.600", 15.24mm) |
| Supplier Device Package | 24-EDIP |
| Base Product Number | DS17887 |
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