N.C.28N.C.27VSS26OUTB25SGNDB24REFB23REFB22VDD21REFA20SGNDA19OUTA18UNI/BIPA#17N.C.16N.C.15N.C.14N.C.13CS#12DIN11SCLK10DOUT9VCC8DGND7CLR#6LDAC#5SHDN#4UNI/BIPB#3N.C.2N.C.1