AS1907 View Datasheet(PDF) - austriamicrosystems AG

Part Name

Description

Manufacturer

AS1907

Low-Voltage Microprocessor Reset Circuits

austriamicrosystems AG 

AS1907/AS1908/AS1909

Datasheet - Typical Operating Characteristics

7 Typical Operating Characteristics

TAMB = +25ºC (unless otherwise specified).

Figure 3. Supply Current vs. Temperature

3.2

Figure 4. Supply Current vs. Supply Voltage

6

3

5

VCC = 2.5V

2.8

4

2.6

3

VCC = 1.8V

2.4

2

2.2

1

2

-50 -25

0 25 50 75 100 125

Temperature (°C)

0

1.4 1.8 2.2 2.6 3 3.4 3.8

Supply Voltage (V)

Figure 5. Normalized Reset Timeout Period vs.

Temperature, VTH = 2.3VReset Asserted

1.3

1.2

1.1

1

0.9

-50 -25

0 25 50 75 100 125

Temperature (°C)

Figure 6. Output Voltage Low vs. Temperature

75

65

VCC = 1.8V

ISINK = 500µA

55

45

VCC = 2.2V

ISINK = 500µA

35

25

15

VCC = 1.0V

ISINK = 50µA

VCC = 0.7V

ISINK = 50µA

5

-50 -25

0 25 50 75 100 125

Temperature (°C)

www.ams.com/Supervisors/AS1907-09

Revision 1.8

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