ASC7512 ETC2 [List of Unclassifed Manufacturers], ASC7512 Datasheet - Page 5

• Manufacturer Part Number: ASC7512
• Description: DIGITAL TEMPERATURE SENSOR WITH INTEGRATED FAN CONTROL
• Manufacturer: ETC2 [List of Unclassifed Manufacturers]

AC Electrical Characteristics
The following specifications apply for V
over T
Logic Electrical Characteristics
© Andigilog, Inc. 2006
Input Voltage Logic High
Input Voltage Logic Low
Output Voltage Logic Low
( ALERT )
Output Low Sink Current
( ALERT )
Input Leakage Current
SMBus Output Sink Current
SMBus Logic Input Current
Output Leakage Current
Output Transition Time
Input Capacitance
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
(T
A
= 25 °C, V
MIN
to 85°C; all other limits T
Parameter
Parameter
DD
= 3.3V unless otherwise noted)
A
= T
Symbol
DD
I
J
V
IH,
V
I
C
V
I
I
I
= 25°C.
OL
OL
OH
t
= 3.3V unless otherwise specified in conditions. Boldface limits apply for T
IN
OL
F
IH
IN
IL
I
IL
C
T
High-Frequency Range
Low-Frequency Range
www.andigilog.com
A
-40°C ≤ T
L
V
= 400pF, I
V
V
= 25 °C, V
DD
All Digital Inputs
3V≤ V
3V≤ V
OH
forced to 0.4V
IN
=5V, I
Conditions
Conditions
= 0V or 5.5V,
= V
ALERT
- 5 -
D D
D D
DD
A
OL
≤ +125°C
≤ 3.6V
≤ 3.6V
OL
OL
= 5.5V
= -6mA
= -3mA
= 0.6V
Min
2.1
-1
Min
6
6
0.3906
4000
22.5
Typ
0.1
Typ
0.7
90
10
94
30
0
August 2006 - 70A05003
65535
1.46
Max
0 to
±1.0
100
Max
250
0.8
0.4
+1
aSC7512
1
5
sec(max)
%/count
%(max)
(max)
Units
kHz
kHz
kHz
Units
ms
Hz
Hz
ms
mA
mA
µA
µA
µA
pF
ns
V
V
V
A
= T
J