ASC7621 データシートの表示（PDF） - Unspecified
部品番号
コンポーネント説明
メーカー
ASC7621 Datasheet PDF : 50 Pages
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aSC7621
Parameter
Logic Input Low Voltage
VIL
Logic Input Threshold Voltage
VTH
Logic High Input Current
IIH
Logic Low Input Current
IIL
Digital Input Capacitance
CIN
Conditions
VIN = V+
VIN = GND
Min
Typ
Max
0.8
1.5
0.005
10
-0.005 -10
20
Units
V (max)
V
µA(max)
µA(max)
pF
AC Electrical Characteristics
The following specifications apply for VDD = 3.0V to 3.6V unless otherwise specified in conditions. Boldface limits apply for
TA = TJ over TMIN to TMAX; all other limits TA = TJ = 25°C.
Parameter
Conditions
Min
Typ
Max
Units
TACHOMETER
Fan Full-Scale Count
Fan Counter Clock Frequency
Fan Count Conversion Time
FAN PWM OUTPUT
Frequency Range
Duty-Cycle Range
Duty-Cycle Resolution (8-bits)
Spin-Up Time Interval Range
Low-Frequency Range
High-Frequency Range
65535 (max)
90
kHz
0.3
1.0 sec(max)
10
94
23
30
0 to
100
0.3906
0
4000
Hz
Hz
kHz
kHz
%(max)
%/count
ms
ms
Logic Electrical Characteristics
(TA = 25 °C, VDD = 3.3V unless otherwise noted)
Parameter
Symbol
Conditions
Input Voltage Logic High
Input Voltage Logic Low
Input Leakage Current
SMBus Output Sink Current
SMBus Logic Input Current
Output Leakage Current
Output Transition Time
Input Capacitance
VIH
VIL
IIN
IOL
IIH, IIL
IOH
tF
CIN
3V≤ V D D ≤ 3.6V
3V≤ V D D ≤ 3.6V
VIN = 0V or 5.5V,
0°C ≤ T A ≤ +125°C
TA = 25 °C, VOL = 0.6V
VOH = VDD = 5.5V
CL= 400pF, IOL = -3mA
All Digital Inputs
Min
Typ
Max
Units
2.1
V
0.8
V
±1.0
µA
6
mA
-1
+1
µA
0.1
1
µA
250
ns
5
pF
© Andigilog, Inc. 2006
-6-
www.andigilog.com
October 2006 - 70A06010
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