DS1284Q

Watchdog Timekeeper, PLCC-28, 5.0V, DS1284Q, Dallas Semiconductor

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Price:: US $1.63~1.80 / piece [Get Latest Price]

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	US $1.63~1.80

PartNumber:: DS1284Q

Brand:: Dallas Semiconductor - Maxim | Pack: PLCC | D/C: 09+

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: 2012-05-15

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Part Number:DS1284Q
US $1.63 - 1.80
A50L-0001-0175

US $100.00 - 100.00 / Piece
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YL-G709

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Product Summary

The DS1284Q is a Watchdog Timekeeper. The DS1284Q contains an embedded lithium energy source and a quartz crystal, which eliminates the need for any external circuitry. It operates in either 24-hour or 12-hour format with an AM/PM indicator. The DS1284Q provides alarm windows and interval timing between 0.01 seconds and 99.99 seconds. The real-time alarm provides for preset times of up to one week.

Parametrics

DS1284Q absolute maximum ratings: (1)Voltage Range on Any Pin Relative to Ground:-0.3V to +7.0V ; (2)Operating Temperature Range:Commercial:0℃ to +70℃, Industrial:-40℃ to +85℃ ; (3)Storage Temperature Range:-40℃ to +85℃.

Features

DS1284Q features: (1)Keeps Track of Hundredths of Seconds, Seconds, Minutes, Hours, Days, Date of the Month, Months, and Years; Valid Leap Year Compensation Up to 2100 ; (2)Watchdog Timer Restarts an Out-of-Control Processor ; (3)Alarm Function Schedules Real-Time-Related Activities ; (4)Embedded Lithium Energy Cell Maintains Time, Watchdog, User RAM, and Alarm Information ; (5)Programmable Interrupts and Square-Wave Outputs Maintain JEDEC Footprint ; (6)All Registers are Individually Addressable via the Address and Data Bus ; (7)Accuracy is Better than ±1 Minute/Month at +25℃ (EDIP) ; (8)Greater than 10 Years of Timekeeping in the Absence of VCC ; (9)50 Bytes of User NV RAM ; (10)Underwriters Laboratory (UL) Recognized ; (11)-40℃ to +85℃ Industrial Temperature Range Option.