View idt74fct162260etpa datasheet:

( ) IDT74FCT162260ETPA 1/2 IL08 C-MOS 12-BIT TRI-PORT BUS EXCHANGER —TOP VIEW— INPUTS OUTPUTS 1B 2B SEL LE1B LE2B A IN 1 56 IN OEA OEA OE2B 1 x 1 1 x 0 1 LE1B IN 2 55 LEA2B IN 0 x 1 1 x 0 0 2B3 I/O 3 54 2B4 I/O x x 1 0 x 0 A*1 x 1 0 x 1 0 1 4 GND GND 53 x 0 0 x 1 0 0 2B2 I/O 5 52 2B5 I/O x x 0 x 0 0 A*1 x x x x x 1 HI-Z 2B1 I/O 6 51 2B6 I/O 7 VDD VDD 50 A1 I/O 8 49 2B7 I/O INPUTS OUTPUTS A LEA1B LEA2B 1B 2B OE1B OE2B A2 I/O 9 48 2B8 I/O 1 1 1 0 0 1 1 A3 I/O 10 47 2B9 I/O 0 1 1 0 0 0 0 1 1 0 0 0 1 B*1 11 GND GND 46 0 1 0 0 0 0 B*1 A4 I/O 12 45 2B10 I/O 1 0 1 0 0 B*1 1 0 0 1 0 0 B*1 0 A5 I/O 13 44 2B11 I/O x 0 0 0 0 B*1 B*1 A6 I/O 14 43 2B12 I/O x x x 1 1 HI-Z HI-Z A7 I/O 15 42 1B12 I/O x x x 0 1 ACTIVE HI-Z x x x 1