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LTC1326/LTC1326-2.5

©LINEAR TECHNOLOGY CORPORATION 1998

132625f LT/TP 1198 4K • PRINTED IN THE USA

Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

Triple Supply Monitor with 3.3V and 5V System Resets

1

2

3

4

8

7

6

5

GND

PBR

SRST

RST

RST

LTC1326

3.3V

TO 3.3V

SYSTEM RESET

10k

10k

TO 5V

SYSTEM RESET

Q1

2N7002

5V

R2

R1

1326/2.5 TA14

ADJUSTABLE SUPPLY

OR DC/DC FEEDBACK

DIVIDER

PART NUMBER

DESCRIPTION

COMMENTS

LTC690

5V Supply Monitor, Watchdog Timer and Battery Backup

4.65V Threshold

LTC694-3.3

3.3V Supply Monitor, Watchdog Timer and Battery Backup

2.9V Threshold

LTC699

5V Supply Monitor and Watchdog Timer

4.65V Threshold

LTC1232

5V Supply Monitor, Watchdog Timer and Push-Button Reset

4.37V/4.62V Threshold

LTC1536

Precision Triple Supply Monitor for PCI Applications

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TYPICAL APPLICATIO