Overview
The 74HCT02D is a high-speed CMOS quad 2-input NOR gate integrated circuit fabricated with silicon gate C2MOS technology. Produced by Toshiba Semiconductor and Storage, this device is part of the 74HC CMOS logic IC series. It is designed to achieve high-speed operation similar to equivalent LSTTL while maintaining the low power dissipation characteristic of CMOS technology. This makes it suitable for a wide range of digital logic applications, including level conversion for interfacing TTL, NMOS, and CMOS systems.
Key Specifications
| Characteristic | Symbol | Condition | Value | Unit |
|---|---|---|---|---|
| Supply Voltage (Min) | VCC | - | 4.5 | V |
| Supply Voltage (Max) | VCC | - | 5.5 | V |
| Operating Temperature | Topr | - | -40 to 85 | °C |
| Propagation Delay Time (Typ.) | tpd | VCC = 5 V | 9 | ns |
| Input Voltage | VIN | - | 0 to VCC | V |
| Output Voltage | VOUT | - | 0 to VCC | V |
| Power Dissipation | PD | - | 500 | mW |
| Package Type | - | - | SOIC14 | - |
| Number of Pins | - | - | 14 | - |
Key Features
- High Speed Operation: Achieves propagation delay times similar to LSTTL while maintaining CMOS low power dissipation (typ. tpd = 9 ns at VCC = 5 V).
- Low Power Dissipation: Maximum current consumption of 1.0 µA at Ta = 25 °C.
- TTL Compatibility: Inputs are compatible with TTL, NMOS, and CMOS output voltage levels.
- Wide Interfacing Ability: Can interface with LSTTL, NMOS, and CMOS systems.
- High Noise Immunity: Internal circuit includes buffer output stages for high noise immunity and stable output.
- ESD Protection: Inputs are equipped with protection circuits against static discharge and transient excess voltage.
- Wide Supply Voltage Range: Operates from 4.5 V to 5.5 V.
- Operating Temperature Range: Specified from -40 °C to +85 °C.
Applications
- Digital Logic Circuits: Suitable for use in various digital logic circuits requiring high-speed NOR gate operations.
- Level Conversion: Can be used as a level converter for interfacing TTL or NMOS to High Speed CMOS systems.
- Embedded Systems: Useful in embedded systems where low power consumption and high-speed operation are critical.
- Industrial Control Systems: Applicable in industrial control systems that require reliable and high-speed logic operations.
Q & A
- What is the 74HCT02D?
The 74HCT02D is a high-speed CMOS quad 2-input NOR gate integrated circuit.
- What is the typical propagation delay time of the 74HCT02D?
The typical propagation delay time is 9 ns at VCC = 5 V.
- What is the power dissipation of the 74HCT02D?
The maximum power dissipation is 500 mW.
- What are the input voltage levels compatible with the 74HCT02D?
The inputs are compatible with TTL, NMOS, and CMOS output voltage levels.
- What is the operating temperature range of the 74HCT02D?
The operating temperature range is from -40 °C to +85 °C.
- Does the 74HCT02D have ESD protection?
- What package type is the 74HCT02D available in?
The 74HCT02D is available in the SOIC14 package type.
- How many pins does the 74HCT02D have?
- Is the 74HCT02D RoHS compliant?
- What are some common applications of the 74HCT02D?
