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EMC2302 数据表(PDF) 7 Page - SMSC Corporation

部件名 EMC2302
功能描述  Dual RPM-Based PWM Fan Controller
PDF  44 Pages
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制造商  SMSC [SMSC Corporation]
网页  http://www.smsc.com
标志 SMSC - SMSC Corporation

EMC2302 数据表(HTML) 7 Page - SMSC Corporation

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Dual RPM-Based PWM Fan Controller
Datasheet
SMSC EMC2302
7
Revision 1.1 (10-12-09)
DATASHEET
Chapter 1 Pin Description
Figure 1.1 EMC2302 Pin Diagram (10-Pin MSOP)
Table 1.1 Pin Description for EMC2302
PIN NUMBER
PIN NAME
PIN FUNCTION
PIN TYPE
1SMDATA
SMBus data input/output - requires
external pull-up resistor
DIOD (5V)
2SMCLK
SMBus clock input - requires external
pull-up resistor
DI (5V)
3
VDD
Power Supply
Power
4
GND
Ground
Power
5PWM1
Push-Pull PWM output driver for Fan 1
DO
Open Drain PWM output driver for Fan 1
OD (5V)
6TACH1
Open drain tachometer input for Fan 1-
requires pull-up resistor
DI (5V)
7PWM2
Push-Pull PWM output driver for Fan 2
DO
Open Drain PWM output driver for Fan 2
OD (5V)
8TACH2
Open drain tachometer input for Fan 2 -
requires pull-up resistor
DI (5V)
EMC2302
10-MSOP
1
2
3
10
9
8
VDD
SMCLK
PWM1
SMDATA
CLK
GND
TACH1
PWM2
TACH2
ALERT#
4
5
7
6



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