Overview
The SN74HC541N, produced by Texas Instruments, is an octal buffer and line driver with 3-state outputs. This device is part of the 74HC series, known for its wide operating voltage range and high-current drive capabilities. It features a data flow-through pinout, where all inputs are on one side of the package and all outputs are on the opposite side, facilitating easy printed circuit board (PCB) layout. The device is suitable for a variety of applications requiring buffer and line driver functions.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Operating Voltage Range | 2 | 6 | V | |
| Output Current (Continuous) | ±35 | mA | ||
| Input Current | 1 | µA | ||
| Propagation Delay Time (tpd) | 10 | 171 | ns | |
| Output Drive at 5 V | ±6 | mA | ||
| Power Consumption (ICC) | 8 | µA | ||
| Operating Temperature Range | -40 | 85 | °C | |
| Package Types | DIP-20, SSOP-20, SOIC-20, SO-20, TSSOP-20, CDIP-20, LCCC-20 |
Key Features
- Wide operating voltage range of 2 V to 6 V
- High-current 3-state outputs capable of driving bus lines directly or up to 15 LSTTL loads
- Low power consumption with a maximum ICC of 8 µA
- Typical propagation delay time of 10 ns
- ±6 mA output drive at 5 V
- Low input current of 1 µA maximum
- Data flow-through pinout for easy PCB layout
- Output enables controlled by two-input NOR gate
Applications
- LEDs
- Servers
- PCs and Notebooks
- Wearable Health and Wellness Devices
- Electronic Points of Sale
Q & A
- What is the operating voltage range of the SN74HC541N?
The operating voltage range is from 2 V to 6 V. - What is the maximum output current of the SN74HC541N?
The maximum continuous output current is ±35 mA. - What is the typical propagation delay time of the SN74HC541N?
The typical propagation delay time is 10 ns. - How are the output enables controlled in the SN74HC541N?
The output enables are controlled by a two-input NOR gate. Both OE1 and OE2 must be low to enable the outputs. - What are the package types available for the SN74HC541N?
The device is available in DIP-20, SSOP-20, SOIC-20, SO-20, TSSOP-20, CDIP-20, and LCCC-20 packages. - What is the maximum power consumption of the SN74HC541N?
The maximum power consumption (ICC) is 8 µA. - What is the operating temperature range of the SN74HC541N?
The operating temperature range is from -40°C to 85°C. - Can the SN74HC541N drive LSTTL loads?
Yes, it can drive up to 15 LSTTL loads. - What is the input current of the SN74HC541N?
The maximum input current is 1 µA. - How does the data flow-through pinout benefit PCB layout?
The data flow-through pinout, with inputs on one side and outputs on the opposite side, facilitates easy and efficient PCB layout.
