MAX6701 Просмотр технического описания (PDF) - Maxim Integrated

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MAX6701

Low-Voltage, SOT23 µP Supervisors with Power Fail In/Out, Manual Reset, and Watchdog Timer

Maxim Integrated 

Low-Voltage, SOT23 µP Supervisors with Power-

Fail In/Out, Manual Reset, and Watchdog Timer

6

WDI

VCC

MR 1

VCC 2

50kΩ

VREF

4

PFI

0.62V

WATCHDOG

TIMER

8

WDO

RESET

GENERATOR

MAX6705(A)

MAX6706(A)

MAX6707(A)

7

RESET

(RESET)

5

PFO

( ) ARE FOR MAX6706(A) ONLY. 3 GND

Figure 1. MAX6705(A)/MAX6706(A)/MAX6707(A) Functional

Diagram

MR

VCC

RST_IN1

VCC

50kΩ

MAX6701(A)

MAX6702(A)

MAX6703(A)

RESET

GENERATOR

RESET (RESET)

WDO

VREF

WATCHDOG

TIMER

WDI

RST_IN2

0.62V

0.62V

( ) ARE FOR MAX6702(A) ONLY.

Figure 3. MAX6701(A)/MAX6702(A)/MAX6703(A) Functional

Diagram

1

MR

VCC 2

VCC

50kΩ

MAX6704

MAX6708

RESET

GENERATOR

WATCHDOG

TIMER

VREF

4

PFI

0.62V

8

RESET

7 RESET

6 WDI

(MAX6704 ONLY)

5

PFO

3

GND

Figure 2. MAX6704/MAX6708 Functional Diagram

VTH

VTH

VCC

tRP

tRP

VCC

RESET

0V

VCC

MR

0V

VCC

WDO

0V

VCC

WDI

0V

tMD

MR EXTERNALLY DRIVEN LOW

NOTE: THE MAX6706 RESET OUTPUT IS THE INVERSE OF THE RESET SHOWN.

Figure 4. MAX6705/MAX6706/MAX6707 RESET, MR, WDO,

and WDI Timing

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