VCC10VMA28VMB15VREF8DIR3RCB9USM013USM112RCA6DECAY5ISENB14ENABLEn26SRN16RESETn17SLEEPn27STEP19ISENA1VGD20VCP22CP123CP224GND7GND21EPAD29AOUT14AOUT225BOUT111BOUT218HOMEn2