The MC145050 has the following pinout


1       AIN0            VCC     20
2       AIN1            EOC     19
3       AIN2            SCLK    18
4       AIN3            ADDR    17
5       AIN4            DATA    16
6       AIN5            NCS     15
7       AIN6            REF+    14
8       AIN7            REF-    13
9       AIN8            AIN10   12
10      GND             AIN9    11


MFL'94