DS1302S

DS1302S, Trickle-Charge Timekeeping Chip, SOIC, -0.5V to +7.0V, Maxim Integrated Products

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Price:: US $3.30~4.03 / piece [Get Latest Price]

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	US $3.30~4.03

PartNumber:: DS1302S

Brand:: Maxim Integrated Products - Maxim | Pack: SOIC | D/C: 06+

Availability:: Supply Ability: 10000/Week Can Ship Immediately
Delivery: 10-15 Business Days (ships out within 3 Business days)

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Products Upload time: 2012-07-11

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Product Summary

The DS1302S is a trickle-charge timekeeping chip. The DS1302S contains a real-time clock/calendar and 31 bytes of static RAM. It communicates with a microprocessor via a simple serial interface. The real-time clock/calendar provides seconds, minutes, hours, day, date, month, and year information. The end of the month date is automatically adjusted for months with fewer than 31 days, including corrections for leap year. The clock operates in either the 24-hour or 12-hour format with an AM/PM indicator.

Parametrics

DS1302S absolute maximum ratings: (1)Voltage Range on Any Pin Relative to Ground: -0.5V to +7.0V; (2)Operating Temperature Range, Commercial: 0 to +70℃; (3)Operating Temperature Range, Industrial (IND): -40 to +85℃; (4)Storage Temperature Range: -55 to +125℃; (5)Soldering Temperature (leads, 10 seconds): 260℃.

Features

DS1302S features: (1)Real-Time Clock Counts Seconds, Minutes, Hours, Date of the Month, Month, Day of the Week, and Year with Leap-Year Compensation Valid Up to 2100; (2)31 × 8 Battery-Backed General-Purpose RAM; (3)Serial I/O for Minimum Pin Count; (4)2.0V to 5.5V Full Operation; (5)Uses Less than 300nA at 2.0V; (6)Single-Byte or Multiple-Byte (Burst Mode) Data Transfer for Read or Write of Clock or RAM Data; (7)8-Pin DIP or Optional 8-Pin SO for Surface Mount; (8)Simple 3-Wire Interface; (9)TTL-Compatible (VCC = 5V); (10)Optional Industrial Temperature Range: -40 to +85℃; (11)DS1202 Compatible; (12)Underwriters Laboratories (UL) Recognized.