AS1906 查看數據表（PDF） - austriamicrosystems AG
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AS1906 Datasheet PDF : 10 Pages
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AS1904, AS1905, AS1906
Data Sheet - Electrical Characteristics
6 Electrical Characteristics
VDD = Full Range; TA = -40º to +85°C; Unless Otherwise Specified
Table 3. Electrical Characteristics
Parameter
Symbol
Conditions
Min
VDD Range
TA = 0 to +70°C
1.0
VDD
TA = -40 to +85°C
1.2
Supply Current
IDD
VDD = 3.3V, No Load
RESET Threshold Voltage1
VTH
TA = +25°C
TA = -40 to +85°C
VTH -
1.5%
VTH -
2.5%
VDD to Reset Delay2
tRD
VDD = VTH to (VTH - 100mV)
RESET Active Time-Out Period3
tTP
tTP -
40%
ISINK = 1.2mA, VDD = 2.1V,
RESETN Output Voltage
(AS1904/AS1906)
RESETN Output Voltage (AS1904)
AG t RESET Output Voltage (AS1905)
ms ten RESET Threshold Hysteresis
Open-Drain RESETN Output
Leakage Current (AS1906)
VOL
VOH
VOH
VOL
VHYST
ILEAK
reset asserted
ISINK = 400µA, VDD = 1.2V,
reset asserted
ISOURCE = 1.2mA, VDD = 3.2V
ISOURCE = 500µA, VDD = 2.1V,
reset asserted
ISOURCE = 100µA, VDD = 1.2V,
reset asserted
ISINK = 1.2mA, VDD = 3.2V,
reset not asserted
0.8 x
VDD
0.8 x
VDD
0.8 x
VDD
a n Notes:
o 1 See Table 6, “Coding of Factory-Trimmed Reset Threshold Voltages,” on page 6.
c 2 Guaranteed by design.
Technical 3 See Table 4, “Coding of Factory-trimmed Reset Active Time-Out Period,” on page 6.
Typ Max
3.6
3.6
150 290
VTH
VTH +
1.5%
VTH
VTH +
2.5%
20
50
still tTP
tTP +
60%
0.4
0.4
0.4
10
0.1
Unit
V
valid V
nA
V
V
µs
ms
V
V
V
V
V
V
mV
µA
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Revision 1.41
4-9
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