Overview
The SN74HCT541PW is an octal buffer and line driver integrated circuit produced by Texas Instruments. This device is part of the 74HCT series and is designed to operate within a voltage range of 4.5 V to 5.5 V, making it compatible with TTL (Transistor-Transistor Logic) systems. It features high-current 3-state outputs, which can directly interface with system buses or drive up to 15 LSTTL (Low-power Schottky Transistor-Transistor Logic) loads. The SN74HCT541PW is packaged in a 20-pin TSSOP (Thin Small Outline Package) and is suitable for a wide range of digital logic applications due to its low power consumption and high output drive capability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 4.5 to 5.5 | V |
| Operating Temperature Range | -40 to 85 | °C |
| Package Type | 20-TSSOP | - |
| Number of Bits | 8 | - |
| Output Polarity | TRUE | - |
| Output Type | Push-Pull, 3-State | - |
| Output Current (High/Low) | ±6 mA | mA |
| Propagation Delay (tpd) | 42 ns (max) | ns |
| Input Current (max) | 1 µA | µA |
| Power Supply Current (ICC) (max) | 0.08 mA | mA |
| Terminal Finish | NICKEL PALLADIUM GOLD | - |
| Moisture Sensitivity Level | 1 | - |
| Peak Reflow Temperature | 260 °C | °C |
Key Features
- Operating voltage range of 4.5 V to 5.5 V, compatible with TTL systems.
- High-current 3-state outputs that can interface directly with system buses or drive up to 15 LSTTL loads.
- Low power consumption, with a maximum ICC of 80 µA.
- Typical propagation delay of 12 ns.
- ±6-mA output drive at 5 V.
- Low input current of 1 µA max.
- Inputs are TTL-voltage compatible.
- Data flow-through pinout with inputs and outputs on opposite sides of the package, facilitating PCB layout.
Applications
The SN74HCT541PW is versatile and can be used in various digital logic applications, including:
- Buffering and driving signals in digital systems.
- Interface circuits between different logic families.
- Driving long cables or buses in digital systems.
- Implementing logic functions in industrial control systems.
- Use in embedded systems, microcontrollers, and other digital circuitry.
Q & A
- What is the operating voltage range of the SN74HCT541PW?
The operating voltage range is 4.5 V to 5.5 V.
- What type of outputs does the SN74HCT541PW have?
The device has high-current 3-state outputs.
- What is the maximum propagation delay of the SN74HCT541PW?
The maximum propagation delay is 42 ns.
- Is the SN74HCT541PW RoHS compliant?
Yes, the SN74HCT541PW is RoHS compliant.
- What is the package type of the SN74HCT541PW?
The package type is 20-TSSOP.
- How many bits does the SN74HCT541PW support?
The device supports 8 bits.
- What is the maximum output current of the SN74HCT541PW?
The maximum output current is ±6 mA.
- What is the typical power supply current of the SN74HCT541PW?
The typical power supply current is 80 µA max.
- Is the SN74HCT541PW suitable for high-temperature environments?
Yes, it operates from -40°C to 85°C.
- What is the moisture sensitivity level of the SN74HCT541PW?
The moisture sensitivity level is 1.
