74F541

www.DataSheet4U.com INTEGRATED CIRCUITS 74F540 Octal inverter buffer (3- State) 74F541 Octal buffer (3- State) Product specification IC15 Data Handbook 1990 Jan 08 Philips Semiconductors Philips Semiconductors Product specification Buffers 74F540 Octal Inverter Buffer (3-State) 74F541 Octal Buffer (3-State) FEATURES 74F540, 74F541 High impedance NPN base inputs for reduced loading (20µA in High and Low states) TYPE 74F540 74F541 TYPICAL PROPAGATION DELAY 3.5ns 5.5ns TYPICAL SUPPLY CURRENT (TOTAL) 58mA 55mA Low power, light bus loading Functionally similar to the 74F240 and 74F241 Provides ideal interface and increases fan-out of MOS microprocessors Efficient pinout to facilitate PC board layout Octal bus interface 3-State buffer outputs sink 64mA 15mA source current DESCRIPTION The 74F540 and 74F541 are octal buffers that are ideal for driving bus lines or buffer memory address registers. The outputs are capable of sinking 64mA and sourcing up to 15mA, producing very good capacitive drive characteristics. The devices feature input and outputs on opposite sides of the package to facilitate printed circuit board layout. ORDERING INFORMATION DESCRIPTION 20-Pin Plastic DIP 20-Pin Plastic SOL COMMERCIAL RANGE VCC = 5V ±10%, Tamb = 0°C to +70°C N74F540, N74F541N N74F540D, N74F541D PKG DWG # SOT146-1 SOT163-1 INPUT AND OUTPUT LOADING AND FAN-OUT TABLE PINS I0–I7 OE0, OE1 Y0 - Y7 Y0 - Y7 Data inputs 3-State output enable inputs (active Low) Data outputs...