AS1916(2005) 데이터 시트보기 (PDF) - austriamicrosystems AG

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AS1916
(Rev.:2005)

Microprocessor Supervisory Circuits with Manual Reset and Watchdog

austriamicrosystems AG 

AS1916 - AS1918

Data Sheet

austriamicrosystems

Table 3. Electrical Characteristics (Continued)

Symbol

Parameter 1

VOH

RESET Output High

(Push/Pull Only)

VOL

RESET Output Low

(Push/Pull Only)

Manual Reset Input

Conditions

VCC ≥ 1.0V, ISOURCE = 1µA,

Reset Asserted, TAMB = 0 to +85ºC

VCC ≥ 1.50V, ISOURCE = 100µA,

Reset Asserted

VCC ≥ 2.55V, ISOURCE = 500µA,

Reset Asserted

VCC ≥ 3.3V, ISOURCE = 800µA,

Reset Asserted

VCC ≥ 1.8V, ISINK = 500µA,

Reset Asserted

VCC ≥ 3.15V, ISINK = 1.2mA,

Reset Asserted

VCC ≥ 3.3V, ISINK = 3.2mA,

Reset Asserted

VIL

MRN Input voltage

VIH

MRN Minimum Input Pulse

MRN Transient Rejection

MRN to Reset Delay

MRN Pullup Resistance

Watchdog Input

tWD

Watchdog Timeout Period

tWDI

WDI Pulse Width 2

TAMB = -40 to +85ºC

TAMB = -40 to +125ºC

VIL

WDI Input Voltage

VIH

IWDI

WDI Input Current

WDI = VCC, Time Average

WDI = 0, Time Average

Min Typ

0.8 x

VCC

0.8 x

VCC

0.8 x

VCC

0.8 x

VCC

Max Units

V

0.3

0.3 V

0.4

0.7 x

VCC

0.3 x

VCC

V

1

µs

90

ns

130

ns

25 50 75 kΩ

1.12 1.5 2.4

s

0.80

2.60

20

ns

0.7 x

VCC

0.3 x

VCC

V

80 160

µA

-20 -11

1. Over-temperature limits are guaranteed by design and not production tested. Devices tested at +25ºC.

2. Guaranteed by design and not production tested.

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