參數(shù)資料
型號(hào): ASC7512D8
廠商: Electronic Theatre Controls, Inc.
元件分類: 溫度/濕度傳感器
英文描述: DIGITAL TEMPERATURE SENSOR WITH INTEGRATED FAN CONTROL
中文描述: 數(shù)字溫度傳感器整合了風(fēng)扇控制
文件頁數(shù): 5/35頁
文件大?。?/td> 337K
代理商: ASC7512D8
- 5 -
Andigilog, Inc. 2006
www.andigilog.com
August 2006 - 70A05003
aSC7512
AC Electrical Characteristics
The following specifications apply for V
DD
= 3.3V unless otherwise specified in conditions.
Boldface limits apply for T
A
= T
J
over T
MIN
to 85
°
C
; all other limits T
A
= T
J
= 25
°
C.
Parameter
Conditions
Min
Typ
Max
Units
TACHOMETER
Fan Full-Scale Count
Fan Counter Clock Frequency
Fan Count Conversion Time
FAN PWM OUTPUT
65535
1.46
(max)
kHz
sec(max)
90
0.7
Low-Frequency Range
10
94
22.5
30
Hz
Hz
kHz
kHz
Frequency Range
High-Frequency Range
Duty-Cycle Range
0 to
100
%(max)
Duty-Cycle Resolution (8-bits)
0.3906
0
4000
%/count
ms
ms
Spin-Up Time Interval Range
Logic Electrical Characteristics
(T
A
= 25 °C, V
DD
= 3.3V unless otherwise noted)
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Input Voltage Logic High
V
IH
V
IL
3V
V
DD
3.6V
3V
V
DD
3.6V
2.1
V
Input Voltage Logic Low
Output Voltage Logic Low
(
ALERT
)
Output Low Sink Current
(
ALERT
)
0.8
V
V
OL
V
DD
=5V, I
OL
= -6mA
0.4
V
I
OL
ALERT
forced to 0.4V
V
IN
= 0V or 5.5V,
-40°C
T
A
+125°C
T
A
= 25 °C, V
OL
= 0.6V
V
OH
= V
DD
= 5.5V
C
L
= 400pF, I
OL
= -3mA
All Digital Inputs
6
mA
Input Leakage Current
I
IN
±1.0
μA
SMBus Output Sink Current
SMBus Logic Input Current
Output Leakage Current
Output Transition Time
Input Capacitance
I
OL
I
IH,
I
IL
I
OH
t
F
C
IN
6
-1
mA
μA
μA
ns
pF
+1
1
250
5
0.1
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