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L9663 数据表(PDF) 11 Page - STMicroelectronics |
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L9663 数据表(HTML) 11 Page - STMicroelectronics |
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11 / 106 page ![]() DS11401 Rev 6 11/106 L9663 Overall description 105 1.4 TQFP32 pins description Figure 3. TQFP32 pins connection diagram (top view) Note: The exposed pad is electrically shorted to the substrate and to pins GND1 and GND2. These three nodes have to be kept shorted on the application. SYNC1 DOUT1 CLKIN SYNC2 DOUT2 NC NC BH1 1 2 3 4 5 6 7 8 24 23 22 21 20 19 18 17 31 32 30 29 28 27 26 25 10 9 11 12 13 14 15 16 SCLK MOSI NC NC VGS VASSUP VB BH2 GAPG1610151138PS Table 3. TQFP32 pin-out Pin Name Description Pin type 1 SYNC1 Direct interface sync pulse trigger 1 I local 2 DOUT1 Direct interface 1/Interrupt 1 O local 3 CLKIN External clock input I local 4NC(2) -- - 5 SYNC2 Direct Interface sync pulse trigger 2 I local 6 DOUT2 Direct interface 2/Interrupt 2 O local 7NC(1) -- - 8BH1 Bootstrap capacitor pin 1 or SYNC voltage supply (from ECU), transceiver 1 I/O local 9 BL1 Bootstrap capacitor pin 2, transceiver 1 I/O local |
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