This part is a kind of semiconductor called 74ALS245A-1.

Function of this product has Octal transceiver 3-State.

Manufacturers : NXP

Image and pinout :

Some of the text within the PDF file :

INTEGRATED CIRCUITS 74ALS245A/74ALS245A–1 Octal transceiver (3–State) Product specification IC05 Data Handbook 1991 Jun 03 Philips Semiconductors Philips Semiconductors Product specification Octal transceiver (3-State) 74ALS245A/74ALS245A-1 FEATURES • Octal bidirectional bus interface • 3-State buffer outputs sink 24mA and source 15mA • Outputs are placed in high impedance state during power-off conditions PIN CONFIGURATION T/R 1 A0 A1 A2 A3 2 3 4 5 6 7 8 9 20 VCC 19 OE 18 B0 17 B1 16 B2 15 B3 14 B4 13 B5 12 B6 11 B7 • The -1 version sinks 48mA DESCRIPTION The 74ALS245A is an octal transceiver featuring non-inverting 3-State bus compatible outputs in both transmit and receive directions. The device features an output enable (OE) input for easy cascading and transmit/r [ ... ]

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