Datasheet 74F189 Equivalent ( PDF )

74F189 64-Bit Random Access Memory with 3-STATE Outputs April 1988 Revised July 1999 74F189 64-Bit Random Access Memory with 3-STATE Outputs General Description The F189 is a high-speed 64-bit RAM organized as a 16word by 4-bit array. Address inputs are buffered to minimize loading and are fully decoded on-chip. The outputs are 3-STATE and are in the high impedance state whenever the Chip Select

54F 74F189 64-Bit Random Access Memory with TRI-STATE Outputs August 1995 54F 74F189 64-Bit Random Access Memory with TRI-STATE Outputs General Description The ’F189 is a high-speed 64-bit RAM organized as a 16word by 4-bit array Address inputs are buffered to minimize loading and are fully decoded on-chip The outputs are TRISTATE and are in the high impedance state whenever the Chip Select (C

INTEGRATED CIRCUITS 74F189A 64-bit TTL bipolar RAM, inverting (3-State) Product specification IC15 Data Handbook 1990 Feb 23 Philips Semiconductors Philips Semiconductors Product specification 64-bit TTL bipolar RAM, inverting (3-State) 74F189A FEATURES High speed performance Replaces 74F189 Address access time: 8ns max vs 28ns for 74F189 Power dissipation: 4.3mW, bit Schottky clamp T

74F189 64-Bit Random Access Memory with 3-STATE Outputs April 1988 Revised July 1999 74F189 64-Bit Random Access Memory with 3-STATE Outputs General Description The F189 is a high-speed 64-bit RAM organized as a 16word by 4-bit array. Address inputs are buffered to minimize loading and are fully decoded on-chip. The outputs are 3-STATE and are in the high impedance state whenever the Chip Select