MAX6864UK29D3S Просмотр технического описания (PDF) - Maxim Integrated

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MAX6864UK29D3S

Nanopower µP Supervisory Circuits with Manual Reset and Watchdog Timer

Maxim Integrated 

Nanopower µP Supervisory Circuits with

Manual Reset and Watchdog Timer

Typical Operating Characteristics (continued)

(VCC = +2.5V, TA = +25°C, unless otherwise noted.)

0.30

0.25

0.20

0.15

0.10

0.05

0

0

OUTPUT LOW VOLTAGE

vs. SINK CURRENT

VCC = 1.8V

VCC = 2.5V

VCC = 3.3V

1000 2000 3000 4000 5000

ISINK (µA)

0.50

0.45

0.40

0.35

0.30

0.25

0.20

0.15

0.10

0.05

0

0

OUTPUT HIGH VOLTAGE

vs. SOURCE CURRENT

VCC = 2.5V

VCC = 1.8V

VCC = 3.3V

200 400 600 800 1000

ISOURCE (µA)

SUPPLY CURRENT vs. WATCHDOG

SWITCHING FREQUENCY

100

VCC = 2.5V

10

1

0.1

10 100 1k 10k 100k 1M 10M

WATCHDOG SWITCHING FREQUENCY (Hz)

VCC TO RESET DELAY

MAX6854 toc11

1.7V

VCC

200mV/div

VTH = 1.575V

1.5V

tRD

RESET

1V/div

0

10µs/div

MANUAL RESET DELAY

MAX6854 toc12

MR

tMRD

1V/div

200ns/div

RESET

1V/div

_______________________________________________________________________________________ 5

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