ADM705 查看數據表（PDF） - Analog Devices

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ADM705

Low Cost Microprocessor Supervisory Circuits

Analog Devices 

ADM705/ADM706/ADM707/ADM708

TABLE OF CONTENTS

Features .............................................................................................. 1

Applications....................................................................................... 1

Functional Block Diagrams............................................................. 1

General Description ......................................................................... 1

Revision History ............................................................................... 2

Specifications..................................................................................... 3

Absolute Maximum Ratings............................................................ 4

ESD Caution.................................................................................. 4

Pin Configurations and Function Descriptions ........................... 5

Typical Performance Characteristics ............................................. 6

Circuit Information .......................................................................... 8

REVISION HISTORY

3/08—Rev. F to Rev. G

Changes to Applications .................................................................. 1

Changes to Table 2............................................................................ 4

Changes to Figure 9 .......................................................................... 6

Changes to Figure 10, Figure 11, and Figure 12 ........................... 7

Changes to Figure 14........................................................................ 8

Changes to Ordering Guide .......................................................... 12

2/07—Rev. E to Rev. F

Updated Format..................................................................Universal

Changes to Watchdog Timeout Period.......................................... 3

Replaced Pin Configurations and Function Descriptions

Section................................................................................................ 5

7/06—Rev. D to Rev. E

Added RM-8 (MSOP) Package.........................................Universal

Changes to Table 2............................................................................ 4

Updated Outline Dimensions ....................................................... 12

Changes to Ordering Guide .......................................................... 12

Power-Fail RESET Output ...........................................................8

Manual Reset..................................................................................8

Watchdog Timer (ADM705/ADM706) .....................................8

Power-Fail Comparator ................................................................8

Valid RESET Below 1 V VCC ........................................................9

Applications Information .............................................................. 10

Monitoring Additional Supply Levels...................................... 10

Microprocessor with Bidirectional RESET............................. 10

Outline Dimensions ....................................................................... 11

Ordering Guide .......................................................................... 12

11/05—Rev. C to Rev. D

Updated Format..................................................................Universal

Deleted Figure 2.................................................................................4

Updated Outline Dimensions ....................................................... 11

Changes to Ordering Guide .......................................................... 12

8/02—Rev. B to Rev. C

Removed RM-8 (μSOIC) Package....................................Universal

Updated N-8 and R-8 Packages .......................................................8

Rev. G | Page 2 of 12

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