Overview
The SN74HC541DWE4, produced by Texas Instruments, is an octal buffer and line driver integrated circuit. This device is part of the 74HC series, known for its high-speed CMOS logic. It features a wide operating voltage range, high-current 3-state outputs, and a data flow-through pinout that simplifies printed circuit board layout. The SN74HC541DWE4 is particularly useful in applications requiring reliable data buffering and line driving capabilities.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | SOIC (20) | - |
| Body Size (Nominal) | 12.80 mm × 7.50 mm | - |
| Operating Voltage Range | 2 V to 6 V | V |
| Max Operating Temperature | 85°C | °C |
| Min Operating Temperature | -40°C | °C |
| High Level Output Current | 7.8 mA | mA |
| Low Level Output Current | 7.8 mA | mA |
| Propagation Delay (Typical) | 10 ns (at 5 V) | ns |
| Output Type | 3-STATE | - |
| Number of Inputs | 8 | - |
| Number of Outputs | 8 | - |
| Number of Pins | 20 | - |
| RoHS Compliant | Yes | - |
Key Features
- Wide Operating Voltage Range: The device operates within a voltage range of 2 V to 6 V, making it versatile for various applications.
- High-Current 3-State Outputs: Capable of driving bus lines directly or up to 15 LSTTL loads.
- Low Power Consumption: Maximum ICC of 80 µA, contributing to energy efficiency.
- Fast Propagation Delay: Typical propagation delay of 10 ns at 5 V.
- High Output Drive: ±6-mA output drive at 5 V.
- Low Input Current: Maximum input current of 1 µA.
- Data Flow-Through Pinout: Inputs and outputs are on opposite sides of the package, facilitating simple board layout.
Applications
- LEDs: Suitable for driving LED displays and indicators.
- Servers and PCs/Notebooks: Used in various computer systems for data buffering and line driving.
- Wearable Health and Wellness Devices: Ideal for low-power, high-reliability applications in wearable technology.
- Electronic Points of Sale: Used in POS systems for reliable data transmission.
Q & A
- What is the operating voltage range of the SN74HC541DWE4?
The operating voltage range is from 2 V to 6 V.
- What is the typical propagation delay of the SN74HC541DWE4 at 5 V?
The typical propagation delay is 10 ns at 5 V.
- How many inputs and outputs does the SN74HC541DWE4 have?
The device has 8 inputs and 8 outputs.
- What is the output type of the SN74HC541DWE4?
The output type is 3-STATE.
- Is the SN74HC541DWE4 RoHS compliant?
Yes, the device is RoHS compliant.
- What is the maximum operating temperature of the SN74HC541DWE4?
The maximum operating temperature is 85°C.
- What is the minimum operating temperature of the SN74HC541DWE4?
The minimum operating temperature is -40°C.
- How many pins does the SN74HC541DWE4 have?
The device has 20 pins.
- What is the package type of the SN74HC541DWE4?
The package type is SOIC (20).
- What are some common applications of the SN74HC541DWE4?
Common applications include LEDs, servers, PCs and notebooks, wearable health and wellness devices, and electronic points of sale.
