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L9958 데이터시트(PDF) 7 Page - STMicroelectronics |
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L9958 데이터시트(HTML) 7 Page - STMicroelectronics |
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7 / 38 page ![]() DocID17269 Rev 6 7/38 L9958 Pins description 37 2 Pins description 2.1 PowerSO-20 The exposed slug must be soldered on the PCB and connected to GND. Figure 2. PowerSO-20 pin connection (top view) Table 2. PowerSO-20 pin function Pin N° Name Description 1 GND Ground 2 SO Serial out 3 VDDIO Supply voltage for SPI 4 CS Chip select 5 CP Charge pump 6 VS Supply voltage 7 DIR Direction input 8 OUT1 Output 1 9 DI Disable 10 GND Ground 11 GND Ground 12 EN Enable 13 OUT2 Output 2 14 PWM PWM input 15 REXT External reference resistor 16 SI Serial in 17 SCK SPI clock 18 VDD Supply voltage 19 N.C. Not connected (To be connected to GND on the PCB) 20 GND Ground |
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