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EMC2303 Fiches technique(PDF) 7 Page - SMSC Corporation |
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EMC2303 Fiches technique(HTML) 7 Page - SMSC Corporation |
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7 / 51 page ![]() Multiple RPM-Based PWM Fan Controller Datasheet SMSC EMC2303 7 Revision 1.1 (10-12-09) DATASHEET Chapter 1 Pin Description Figure 1.1 EMC2303 Pin Diagram (12-Pin QFN) Table 1.1 Pin Description for EMC2303 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 ADDR_SEL Address selection input - requires pull-up resistor AIO 5PWM1 Push-Pull PWM output driver for Fan 1 DO Open Drain PWM output driver for Fan 1 OD (5V) EMC2303 12-QFN 1 2 3 9 8 7 VDD SMCLK TACH2 SMDATA CLK PWM2 |
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