Overview
The 74HCT540D-Q100118 is an octal buffer/line driver integrated circuit produced by NXP USA Inc. This device is part of the 74HCT series, which is known for its high-speed CMOS technology and compatibility with TTL, NMOS, and CMOS output voltage levels. The 74HCT540D is specifically an inverting type with 3-state outputs, making it versatile for various digital logic applications. It features two output enable inputs (OE1 and OE2) that allow the outputs to be set to a high-impedance state when either enable input is high.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package/Case | 20-SOIC (0.295", 7.50mm Width) | - |
| Logic Type | Buffer, Inverting | - |
| Output Type | 3-State | - |
| Mounting Type | Surface Mount | - |
| Voltage - Supply | 2V ~ 6V | V |
| Operating Temperature | -40°C ~ 125°C (TA) | °C |
| Current - Output High, Low | 7.8mA, 7.8mA | mA |
| Number of Bits per Element | 8 | - |
| Propagation Delay Time | 9 ns (typ.) at VCC = 5.5 V | ns |
| Power Dissipation | 4.0 µA (max) at Ta = 25 °C | µA |
Key Features
- High-Speed Operation: The device achieves high-speed operation similar to equivalent LSTTL while maintaining CMOS low power dissipation, with a propagation delay time of 9 ns (typ.) at VCC = 5.5 V.
- Wide Operating Temperature Range: Operates from -40°C to 125°C, making it suitable for a variety of environmental conditions.
- Low Power Dissipation: CMOS technology ensures low power consumption, with a quiescent supply current of 4.0 µA (max) at Ta = 25 °C.
- Compatibility with Multiple Logic Levels: Inputs are compatible with TTL, NMOS, and CMOS output voltage levels, allowing for versatile interfacing.
- 3-State Outputs: Features two output enable inputs (OE1 and OE2) that allow the outputs to be set to a high-impedance state when either enable input is high.
- ESD Protection: Includes protection against static discharge and transient excess voltage, with HBM exceeding 2000 V and CDM exceeding 1000 V.
Applications
The 74HCT540D-Q100118 is suitable for a wide range of digital logic applications, including:
- Level Conversion: Can be used as a level converter for interfacing TTL or NMOS to High Speed CMOS systems.
- Buffering and Line Driving: Acts as an octal buffer/line driver, making it ideal for signal buffering and line driving in digital circuits.
- Automotive and Industrial Systems: Given its AEC-Q100 qualification and wide operating temperature range, it is suitable for use in automotive and industrial environments.
Q & A
- What is the package type of the 74HCT540D-Q100118?
The package type is 20-SOIC (0.295", 7.50mm Width).
- What is the logic type of this device?
The logic type is Buffer, Inverting).
- What is the output type of the 74HCT540D-Q100118?
The output type is 3-State).
- What is the operating temperature range of this device?
The operating temperature range is -40°C to 125°C).
- What is the supply voltage range for the 74HCT540D-Q100118?
The supply voltage range is 2V to 6V).
- What is the propagation delay time of this device?
The propagation delay time is 9 ns (typ.) at VCC = 5.5 V).
- Does the 74HCT540D-Q100118 have ESD protection?
Yes, it includes ESD protection with HBM exceeding 2000 V and CDM exceeding 1000 V).
- What are the typical applications of the 74HCT540D-Q100118?
Typical applications include level conversion, buffering and line driving, and use in automotive and industrial systems).
- Is the 74HCT540D-Q100118 AEC-Q100 qualified?
Yes, it is AEC-Q100 qualified, making it suitable for automotive applications).
- What is the power dissipation of the 74HCT540D-Q100118?
The power dissipation is low, with a quiescent supply current of 4.0 µA (max) at Ta = 25 °C).
- How many bits per element does the 74HCT540D-Q100118 have?
The device has 8 bits per element).
