ASC7512 ETC2 [List of Unclassifed Manufacturers], ASC7512 Datasheet - Page 4

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

DC Electrical Characteristics
© Andigilog, Inc. 2006
POWER SUPPLY CHARACTERISTICS
Supply Current
Power-On Reset Threshold
Voltage
TEMPERATURE TO DIGITAL CONVERTER CHARACTERISTICS
Resolution
Local Sensor Accuracy
Remote Sensor Accuracy
External Diode Current Source
External Diode Current Ratio
DIGITAL OPEN-DRAIN OUTPUT: PWM
Logic Low Sink Current
Logic Low Level
SMBUS OPEN-DRAIN OUTPUT: SMBDAT
Logic Low Output Voltage
High Level Output Current
SMBUS INPUTS: SMBCLK, SMBDAT
Logic Input High Voltage
Logic Input Low Voltage
Logic Input Hysteresis Voltage
DIGITAL INPUTS: ALL
Logic Input High Voltage
Logic Input Low Voltage
Logic Input Threshold Voltage
Logic High Input Current
Logic Low Input Current
Digital Input Capacitance
The following specifications apply for V
specified in conditions. Boldface limits apply for T
ambient temperature of the aSC7512; T
temperature. Specifications subject to change without notice
Parameter
6
7
V
V
V
V
C
I
V
V
V
V
I
I
HYST
I
I
OH
DS
OL
DD
5
IH
OL
OL
TH
IL
IH
IH
IN
IL
IL
J
is the junction temperature of aSC7512; T
= 3.3V, and all analog input source impedance R
Converting, Interface and Fans
Inactive, Peak Current
Converting, Interface and Fans
inactive, Average Current
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- 40°C ≤ T
-40°C ≤ T
-55°C≤T
-55°C≤T
A
0°C ≤ T
= T
3V≤ V
3V≤V
3V≤V
I
I
Conditions
OUT
OUT
High Level
V
V
Low Level
V
J
V
OL
IN
OUT
- 4 -
over T
IN
A
= +8mA
= +4mA
= GND
D D
D
DD
D
DD
= 0.4V
A
A
≤ +100°C,
= V+
≤+125°C,
≤+125°C,
= V+
≤ +100°C,
≤ +120°C,
≤3.6V
≤3.6V
≤ 3.6V
MIN
to 85°C; all other limits T
Min
1.6
2.1
2.1
8
D
is the remote thermal diode junction
-0.005
0.005
s
0.25
Typ
300
1.8
0.5
0.1
1.5
= 50Ω unless otherwise
10
±1
±1
96
16
20
6
A
= T
August 2006 - 70A05003
J
aSC7512
= 25°C. T
Max
3.5
2.8
0.4
0.4
0.8
0.8
-10
±3
±2
±3
10
10
A
mA(max)
µA(max)
µA(max)
µA(max)
mA (min)
V (max)
V (max)
V (max)
V (max)
V (min)
V (min)
is the
Units
Bits
mA
µA
µA
mV
pF
°C
°C
°C
°C
V
V