The MC54HC51J is a high-speed silicon-gate CMOS device featuring AND-OR-INVERT functionality. It is part of the HC family of integrated circuits, known for their high noise immunity and low power consumption. This particular IC consists of two independent 2-wide 2-input AND-OR-INVERT gates.

Applications

• Logic implementation in digital systems
• Data processing
• Control systems
• Signal processing

Features

• High Speed: tpd = 13 ns (typ) at VCC = 5V
• Low Power Dissipation: ICC = 1 μA (max) at TA = 25°C
• High Noise Immunity: VNIH = VNIL = 30 % VCC
• Output Drive Capability: 10 LSTTL Loads
• Symmetrical Output Impedance: |IOH| = IOL = 4 mA (min)
• Operating Voltage Range: 2 V to 6 V
• Pin and Function Compatible with Standard 54/74LS51

Benefits

• Simplified Logic Design: The AND-OR-INVERT gate configuration allows for the implementation of complex logic functions with fewer components.
• Reduced Power Consumption: CMOS technology provides low power dissipation, making it suitable for battery-powered applications.
• Improved System Performance: High speed operation reduces propagation delays, leading to faster processing speeds.
• Enhanced Noise Immunity: High noise immunity minimizes the risk of false triggering due to noise, resulting in more reliable system operation.
• Direct Compatibility: Pin and function compatibility with standard LS-TTL devices simplifies upgrades and replacements.

Additional Details

The MC54HC51J operates over a wide voltage range of 2V to 6V and is specified over the military temperature range (-55°C to +125°C). It is available in a ceramic DIP package for enhanced reliability. The device's output drive capability allows it to drive up to 10 LSTTL loads, making it suitable for interfacing with other TTL or CMOS devices.