參數(shù)資料
型號: LM96000
廠商: National Semiconductor Corporation
英文描述: Hardware Monitor with Integrated Fan Control
中文描述: 硬件監(jiān)控集成風(fēng)扇控制
文件頁數(shù): 3/28頁
文件大小: 695K
代理商: LM96000
Pin Descriptions
(Continued)
Symbol
Remote1+
Pin
18
Type
Name and Function/Connection
Positive input (current source) from the first remote thermal diode.
Serves as the positive input into the A/D. Connected to
THERMDA pin of Pentium processor or the base of a diode
connected MMBT3904 NPN transistor.
Negative input (current sink) from the first remote thermal diode.
Serves as the negative input into the A/D. Connected to
THERMDC pin of Pentium processor or the emmiter of a diode
connected MMBT3904 NPN transistor.
Positive input (current source) from the first remote thermal diode.
Serves as the positive input into the A/D. Connected to
THERMDA pin of Pentium processor or the base of a diode
connected MMBT3904 NPN transistor.
Negative input (current sink) from the first remote thermal diode.
Serves as the negative input into the A/D. Connected to
THERMDC pin of Pentium processor or the emmiter of a diode
connected MMBT3904 NPN transistor.
Input for monitoring tachometer output of fan 1.
R
Remote Thermal
Diode Positive
Input
Remote1
17
Remote Thermal
Diode Negative
Input
Remote2+
16
Remote Thermal
Diode Positive
Output
Remote2
15
Remote Thermal
Diode Negative
Input
F
TACH1
11
Digital Input
TACH2
12
Digital Input
Input for monitoring tachometer output of fan 2.
TACH3
9
Digital Input
Input for monitoring tachometer output of fan 3.
TACH4/Address
Select
14
Digital Input
Input for monitoring tachometer output of fan 4. If in Address
Select Mode, determines the SMBus address of the LM96000.
F
PWM1/xTest
Out
PWM2
24
Digital Open-Drain
Output
Digital Open-Drain
Output
Digital Open-Drain
Output
Fan speed control 1. When in XOR tree test mode, functions as
XOR Tree output.
Fan speed control 2.
10
PWM3/Address
Enable
13
Fan speed control 3. Pull to ground at power on to enable
Address Select Mode (Address Select pin controls SMBus
address of the device).
L
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