LTC1326 查看數據表（PDF） - Linear Technology

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LTC1326

Micropower Precision Triple Supply Monitors

Linear Technology 

LTC1326/LTC1326-2.5

TYPICAL APPLICATIONS N

SRST Tied to RST and OR-Tying Other Sources to RST to

Generate Reset and Reset

LTC1326/

PUSHBUTTON

LTC1326-2.5 PBR 8

3.3V

6µA

SRST 7

4.7k

RESET

6µA

RST 6

VCC3

RST 5

OTHER OPEN DRAIN

RESET SOURCES

OR-TIED TO RESET

RESET

1326/2.5 TA08

Using VCCA Tied to DC/DC Feedback Divider

2.9V

LTC1435

6

VOSENSE

35.7k

1%

3.3V

2.8k

1%

5V

ADJUSTABLE

RESET TRIP

THRESHOLD 2.74V

22.1k

1%

LTC1326

1

VCC3

2

VCC5

3

VCCA

4

GND

8

PBR

7

SRST

6

RST

5

RST

1326/2.5 TA09

SYSTEM

RESET

12

Using the Short Pulse Width, Push-Button Soft Reset Feature

to Initiate Hard Reset

LTC1326-2.5

1

8

3.3V

VCC3 PBR

2

7

2.5V

VCC25 SRST

3

6

VCCA RST

4

5

GND RST

40ns ≤ tP ≤ 10µs

RESET

PBR

20ms

RST

200ms

1326/2.5 TA11

132625fc

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