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LQFP32 Datasheet(PDF) 9 Page - STMicroelectronics |
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LQFP32 Datasheet(HTML) 9 Page - STMicroelectronics |
9 / 53 page DocID15567 Rev 5 9/53 L99H01 Block diagram and pin description 52 Figure 2. Pinning of device in PowerSSO-36 package 1. The slug is connected to pin 1. 1.2 Pinout LQFP32 Table 3. Pin definitions and functions Pin Symbol Function 1 CP2- Charge pump pin for capacitor 2, negative side. 2 CP1+ Charge pump pin for capacitor 1, positive side. 3 CP1- Charge pump pin for capacitor 1, negative side. 4VS Power supply voltage (external reverse protection required). For EMI reason a ceramic capacitor as close as possible to GND is recommended. 5 GND Ground. Reference potential, connected to slug. 6 GNDD Digital ground. Reference potential. 7VCCD Logic voltage supply 3.3 V/5 V: for this input a ceramic capacitor as close as possible to GND is recommended. 8VCC Analog voltage supply 3.3 V/5 V: for this input a ceramic capacitor as close as possible to GND is recommended. 9 EN Enable input. The enable input has a pull-down resistor. |
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