[AK4376A] No. Pin Name I/O Protection Diode Function Power Domain Charge Pump & LDO Charge Pump Circuit Positive Voltage Output Pin CVDD/ (CVDD or 1/2*CVDD) VSS2 E3 VCC2 O This pin must be connected to the VSS2 pin with a 2.2 F 50% capacitor in series. Positive Charge-Pump Capacitor Terminal 2A Pin CVDD/ This pin must be connected to the CN2A pin with a VSS2 E4 CP2A O 2.2 F 50% capacitor in series. Negative Charge Pump Capacitor Terminal 2A Pin CVDD This pin must be connected to the CP2A pin with a F4 CN2A I 2.2 F 50% capacitor in series. Positive Charge Pump Capacitor Terminal 2B Pin CVDD/ This pin must be connected to the CN2B pin with a VSS2 E5 CP2B O 2.2 F 50% capacitor in series. Negative Charge Pump Capacitor Terminal 2B Pin CVDD This pin must be connected to the CP2B pin with a F5 CN2B I 2.2 F 50% capacitor in series. Charge Pump Circuit Negative Voltage CVDD/ (CVDD or 1/2*CVDD) Output 2 Pin F3 VEE2 O This pin must be connected to the VSS2 pin with a VSS2 2.2 F 50% capacitor in series. Positive Charge Pump Capacitor Terminal 1 Pin CVDD/ This pin must be connected to the CN1 pin with a VSS2 D5 CP1 O 1 F 50% capacitor in series. Negative Charge Pump Capacitor Terminal 1 Pin CVDD This pin must be connected to the CP1 pin with a E6 CN1 I 1 F 50% capacitor in series. Charge Pump Circuit Negative Voltage (CVDD) Output 1 Pin CVDD/ D6 VEE1 O This pin must be connected to the VSS2 pin with a VSS2 1 F 50% capacitor in series. LDO1P (1.5V) Output Pin (Note 3) AVDD/ B1 RAVDD O This pin must be connected to the VSS1 pin with a VSS1 capacitor in series. LDO1N (1.5V) Output Pin (Note 3) AVDD/ C1 RVEE O This pin must be connected to the VSS1 pin with a VSS1 capacitor in series. Note 3. Capacitor values for the RAVDD pin and RVEE pin should be selected from 1 F±50% to 4.7 F±50%. Note 4. Do not connect a load to VEE1 pin, VCC2 pin, VEE2 pin, RAVDD pin and RVEE pin. 016014206-E-00 CVDD CVDD CVDD CVDD CVDD CVDD CVDD 2016/11 -7-