isl21440 Intersil Corporation, isl21440 Datasheet - Page 4

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isl21440

Manufacturer Part Number
isl21440
Description
Micropower Voltage Reference With Comparator
Manufacturer
Intersil Corporation
Datasheet

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Table of Contents
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Pin Descriptions . . . . . . . . . . . . . . . . . . . . . . . . 2
Absolute Maximum Ratings . . . . . . . . . . . . . . . . 5
Thermal Information . . . . . . . . . . . . . . . . . . . . . 5
Environmental Operating Conditions . . . . . . . . 5
Recommended Operating Conditions . . . . . . . . 5
Electrical Specifications . . . . . . . . . . . . . . . . . . 5
Typical Performance Curves . . . . . . . . . . . . . . . 7
Functional Description . . . . . . . . . . . . . . . . . . 11
Applications Information . . . . . . . . . . . . . . . . 11
Typical Applications . . . . . . . . . . . . . . . . . . . . 12
Revision History . . . . . . . . . . . . . . . . . . . . . . . 13
Products . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
M8.118 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
L8.3x3G . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Device Power . . . . . . . . . . . . . . . . . . . . . . . . 11
Comparator Section . . . . . . . . . . . . . . . . . . . . 11
Voltage Reference Section . . . . . . . . . . . . . . . 11
Handling and Board Mounting . . . . . . . . . . . . . 11
Hysteresis . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Board Assembly Considerations . . . . . . . . . . . . 12
Special Applications Considerations . . . . . . . . . 12
Low Battery Detector . . . . . . . . . . . . . . . . . . . 12
Window Comparator . . . . . . . . . . . . . . . . . . . 12
4
ISL21440
December 7, 2009
FN6532.0

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