MAX6821 datasheet(4/9 Pages) MAXIM

Part #	MAX6821

Description	Low-Voltage SOT23 關P Supervisors with Manual Reset and Watchdog Timer

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Manufacturer	MAXIM [Maxim Integrated Products]

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Low-Voltage SOT23 µP Supervisors with

Manual Reset and Watchdog Timer

4

_______________________________________________________________________________________

Typical Operating Characteristics

(TA = +25°C, unless otherwise noted.)

3

5

4

7

6

9

8

10

12

11

13

-40

0

20

40

-20

60

80

100 120

SUPPLY CURRENT vs.

TEMPERATURE

TEMPERATURE (

°C)

VCC = +5V, L VERSION

VCC = +3.3V, S VERSION

VCC = +1.8V, V VERSION

150

170

160

190

180

210

200

220

240

230

250

-40

0

20

40

-20

60

80

100 120

RESET TIMEOUT PERIOD vs.

TEMPERATURE

TEMPERATURE (

°C)

0

10

5

20

15

30

25

35

-40

0

20

-20

40

60

80

100 120

VCC TO RESET OUTPUT DELAY vs.

TEMPERATURE

TEMPERATURE (

°C)

VCC FALLING, VCC = VTH - 100mV

1.0

1.2

1.1

1.4

1.3

1.6

1.5

1.7

1.9

1.8

2.0

-40

0

20

40

-20

60

80

100 120

WATCHDOG TIMEOUT PERIOD vs.

TEMPERATURE

TEMPERATURE (

°C)

0.94

0.96

1.00

0.98

1.04

1.02

1.06

-40

0

20

-20

40

60

80

100 120

NORMALIZED RESET THRESHOLD

DELAY vs. TEMPERATURE

TEMPERATURE (

°C)

0

60

40

20

80

100

120

080

60

20 40

100 120 140 160 180 200

MAXIMUM VCC TRANSIENT DURATION

vs. RESET THRESHOLD OVERDRIVE

RESET THRESHOLD OVERDRIVE (mV), VTH - VCC

RESET OCCURS

ABOVE CURVE

0

0.10

0.05

0.20

0.15

0.30

0.25

0.35

02

3

1

4567

VOLTAGE OUTPUT LOW vs. ISINK

ISINK (mA)

VCC = +2.9V

2.74

2.78

2.76

2.82

2.80

2.84

2.86

2.90

2.88

2.92

0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0

VOLTAGE OUTPUT HIGH vs. ISOURCE

ISOURCE (mA)

VCC = +2.9V

Similar Part No. - MAX6821

Manufacturer	Part #	Datasheet	Description
Maxim Integrated Produc...	MAX6821UK-T	360Kb / 9P	Low-Voltage SOT23 uP Supervisors with Manual Reset and Watchdog Timer Rev 2; 12/05
	MAX6821	360Kb / 9P	Low-Voltage SOT23 uP Supervisors with Manual Reset and Watchdog Timer Rev 2; 12/05
	MAX6821_UK-T	1Mb / 9P	Low-Voltage SOT23 關P Supervisors with Manual Reset and Watchdog Timer 2014
	MAX6821	1Mb / 9P	Low-Voltage SOT23 關P Supervisors with Manual Reset and Watchdog Timer 2014

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Similar Description - MAX6821

Manufacturer	Part #	Datasheet	Description
Maxim Integrated Produc...	MAX6821	1Mb / 9P	Low-Voltage SOT23 關P Supervisors with Manual Reset and Watchdog Timer 2014
	MAX6826	205Kb / 12P	Dual Ultra-Low-Voltage SOT23 關P Supervisors with Manual Reset and Watchdog Timer Rev 1; 1/02
	MAX6821	360Kb / 9P	Low-Voltage SOT23 uP Supervisors with Manual Reset and Watchdog Timer Rev 2; 12/05
	MAX6701-08	148Kb / 12P	Low-Voltage, SOT23 關P Supervisors with Power-Fail In/Out, Manual Reset, and Watchdog Timer Rev 2; 8/03
	MAX6704SKA	200Kb / 12P	Low-Voltage, SOT23 關P Supervisors with Power- Fail In/Out, Manual Reset, and Watchdog Timer Rev 3; 12/05
	MAX6826	597Kb / 12P	Dual Ultra-Low-Voltage SOT23 uP Supervisors with Manual Reset and Watchdog Timer 19-1867; Rev 2; 12/05
	MAX6701-08	194Kb / 12P	Low-Voltage, SOT23 uP Supervisors with Power-Fail In/Out, Manual Reset, and Watchdog Timer Rev 3; 12/05
	MAX6701	1Mb / 12P	Low-Voltage, SOT23 μP Supervisors with Power-Fail In/Out, Manual Reset, and Watchdog Timer Rev 4; 5/14
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