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DS17885-3+

IC RTC CLK/CALENDAR PAR 24-DIP

Product Category: Real Time Clocks
Mfr. Part #
DS17885-3+
Manufacturer: Maxim Integrated
Package: 24-DIP (0.600", 15.24mm)
Lead Free Status /RoHS Status:
Data Sheet: DS17885-3+ Datasheet
Inventory: In Stock

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Mfr. Part #: DS17885-3+

Specifications
Product Details

Specifications

Manufacturer Maxim Integrated

Product Category Real Time Clocks

Series DS17885

Product Real Time Clocks

Type Clock/Calendar

Packaging Tube

Unit-Weight 0.131925 oz

Mounting-Style Through Hole

Package-Case 24-DIP (0.600", 15.24mm)

Operating-Temperature 0Â°C ~ 70Â°C

Mounting-Type Through Hole

Features Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output

Function Alarm Calendar Clock

Interface Parallel

Voltage-Supply 2.7 V ~ 3.7 V

Supplier-Device-Package 24-PDIP

Memory Capacity 8KB

Time-Format HH:MM:SS (12/24 hr)

Date-Format YY-MM-DD-dd

Voltage-Supply-Battery 2.5 V ~ 3.7 V

Current-Timekeeping-Max 2mA @ 2.7V ~ 3.7V

Maximum Operating Temperature + 70 C

Operating temperature range 0 C

Part-#-Aliases 90-17885+003 DS17885

Supply-Voltage-Max 3.7 V

Supply-Voltage-Min 2.7 V

Package-Case PDIP-24

RTC-Bus-Interface Multiplexed

RTC-Memory-Size 8192 B

Product Details

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

â— Incorporates Industry-Standard DS12887 PC Clock Plus Enhanced Functions
â— RTC Counts Seconds, Minutes, Hours, Day, Date, Month, and Year with Leap Year Compensation Through 2099
â— Optional +3.0V or +5.0V Operation
â— SMI Recovery Stack
â— 64-Bit Silicon Serial Number
â— Power-Control Circuitry Supports System PowerOn from Date/Time Alarm or Key Closure
â— Crystal Select Bit Allows Operation with 6pF or 12.5pF Crystal
â— 12-Hour or 24-Hour Clock with AM and PM in 12-Hour Mode
â— 114 Bytes of General-Purpose, Battery-Backed NV SRAM
â— Extended Battery-Backed NV SRAM
â€¢ 2048 Bytes (DS17285/DS17287)
â€¢ 4096 Bytes (DS17485/DS17487)
â€¢ 8192 Bytes (DS17885/DS17887)
â— RAM Clear Function
â— Interrupt Output with Six Independently Maskable Interrupt Flags
â— Time-of-Day Alarm Once per Second to Once per Day
â— End of Clock Update Cycle Flag
â— Programmable Square-Wave Output
â— Automatic Power-Fail Detect and Switch Circuitry
â— Available in PDIP, SO, or TSOP Package (DS17285, DS17485, DS17885)
â— Optional Encapsulated DIP (EDIP) Package with Integrated Crystal and Battery (DS17287, DS17487, DS17887)
â— Optional Industrial Temperature Range Available
â— Underwriters Laboratory (UL) Recognized

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Please send inquiry, we will respond immediately.

Mfr. Part #: DS17885-3+