Click to expand full text
54F 74F657 Octal Bidirectional Transceiver with 8-Bit Parity Generator Checker and TRI-STATE Outputs
Obsolete
December 1994
54F 74F657 Octal Bidirectional Transceiver with 8-Bit Parity Generator Checker and TRI-STATE Outputs
General Description
The ’F657 contains eight non-inverting buffers with TRI-STATE outputs and an 8-bit parity generator checker It is intended for bus-oriented applications The buffers have a guaranteed current sinking capability of 24 mA (20 mA mil) at the A port and 64 mA (48 mA mil) at the B port
Features
Y 300 Mil 24-pin slimline DIP Y Combines ’F245 and ’F280A functions in one package Y TRI-STATE outputs Y B Outputs sink 64 mA (48 mA mil) Y 12 mA source current B side Y Input diodes for termination effects
Commercial 74F657SPC
75F657SC (Note 1)
Military
54F