B-1B+2VEE3RLIM4ILIM5VDD6VSS7IO38IO49IO510IO011TDO12TDI13TCK14TMS15TRST#16IO617IO718EXT_CLK_EN19TXD/PRES20XIN21XOUT22VDD1V823VSS24VDD25TXD26RXD27SCK28SDI29SDO30CSB31IO232SEN33BR134BR035IO136RES#37TEST38TX_EN#39NC40TX_OUT41ALC_IN42VDDA43VSSA44RX_OUT45RX_IN46REF_OUT47ZC_IN48EN#49A+50A-51A_OUT52VCC53B_OUT154B_OUT255VEE56EP57