Overview
The SN74AHCT541PWRE4 is an octal buffer/driver integrated circuit produced by Texas Instruments. This device is part of the AHCT series, known for its advanced high-speed CMOS (AHC) technology. It is designed to drive bus lines or buffer memory address registers, making it highly suitable for various digital logic applications. The SN74AHCT541PWRE4 features inputs and outputs on opposite sides of the package, which facilitates easier printed circuit board layout and design.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package Type | 20-TSSOP (0.173", 4.40mm Width) | - |
| Number of Pins | 20 | - |
| Operating Temperature Range | -40°C to 125°C | °C |
| Supply Voltage | 4.5V to 5.5V | V |
| Input Type | TTL-Voltage Compatible | - |
| Logic Type | Buffer, Non-Inverting | - |
| Output Type | 3-State | - |
| Output Current (High/Low) | 8mA / 8mA | mA |
| Number of Bits per Element | 8 | - |
| Propagation Delay (tPLH, tPHL) at CL = 15 pF | 4.1 ns to 6.5 ns | ns |
| ESD Protection | 2000V Human-Body Model, 1000V Charged-Device Model | V |
Key Features
- Inputs are TTL-voltage compatible, ensuring compatibility with a wide range of logic circuits.
- Latch-up performance exceeds 250 mA per JESD 17, providing robust protection against latch-up conditions.
- ESD protection exceeds JESD 22 standards, including 2000V human-body model and 1000V charged-device model, enhancing device reliability.
- 3-state control gate with active-low inputs allows for easy control of output states.
- Inputs and outputs are on opposite sides of the package, facilitating easier PCB layout and design.
Applications
The SN74AHCT541PWRE4 is ideal for driving bus lines or buffering memory address registers in various digital systems. It is commonly used in:
- Computer systems for memory address buffering.
- Communication systems for bus line driving.
- Industrial control systems requiring robust and reliable logic buffering.
- Embedded systems where space and power efficiency are crucial.
Q & A
- What is the primary function of the SN74AHCT541PWRE4?
The primary function of the SN74AHCT541PWRE4 is to act as an octal buffer/driver, ideal for driving bus lines or buffering memory address registers.
- What is the operating temperature range of the SN74AHCT541PWRE4?
The operating temperature range is -40°C to 125°C.
- What is the supply voltage range for the SN74AHCT541PWRE4?
The supply voltage range is 4.5V to 5.5V.
- What type of inputs does the SN74AHCT541PWRE4 have?
The inputs are TTL-voltage compatible.
- How many bits per element does the SN74AHCT541PWRE4 support?
It supports 8 bits per element.
- What is the propagation delay of the SN74AHCT541PWRE4?
The propagation delay (tPLH, tPHL) at CL = 15 pF is between 4.1 ns and 6.5 ns.
- What kind of ESD protection does the SN74AHCT541PWRE4 offer?
It offers ESD protection exceeding JESD 22 standards, including 2000V human-body model and 1000V charged-device model.
- How are the inputs and outputs arranged on the SN74AHCT541PWRE4?
The inputs and outputs are arranged on opposite sides of the package to facilitate easier PCB layout and design.
- Is the SN74AHCT541PWRE4 RoHS compliant?
Yes, the SN74AHCT541PWRE4 is RoHS compliant.
- What is the typical application of the SN74AHCT541PWRE4 in computer systems?
In computer systems, it is typically used for memory address buffering.
