Overview
The SN74AHCT541PWRG3 is an octal buffer/driver integrated circuit produced by Texas Instruments. It belongs to the Advanced High-Speed CMOS (AHC) logic family, known for its high speed, low power consumption, and low drive capabilities. This device is particularly suited for driving bus lines or buffering memory address registers due to its 3-state output capability and TTL-voltage compatible inputs. The SN74AHCT541PWRG3 is packaged in a 20-pin TSSOP (Thin Shrink Small Outline Package) and is RoHS compliant, making it environmentally friendly and suitable for a wide range of applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Bits per Element | 8 | |
| Output Type | 3-State | |
| Current - Output High, Low | -8 / 8 | mA |
| Voltage - Supply | 4.5 - 5.5 | V |
| Operating Temperature Range | -40 to 125 | °C |
| Package Type | TSSOP | |
| Number of Pins | 20 | |
| Maximum Frequency at Nominal Voltage | 110 | MHz |
| Propagation Delay at Nominal Voltage | 9.5 | ns |
| ESD Protection | 2000-V Human-Body Model, 200-V Machine Model, 1000-V Charged-Device Model |
Key Features
- Inputs are TTL-voltage compatible, ensuring compatibility with a wide range of logic families.
- Latch-up performance exceeds 250 mA per JESD 17, enhancing reliability.
- ESD protection exceeds JESD 22 standards, providing robust protection against electrostatic discharge.
- 3-state control gate with active-low inputs, allowing for easy control of output states.
- Non-inverting outputs provide direct data transmission without inversion.
- High-impedance state during power-up or power-down when OE is tied to VCC through a pull-up resistor.
- Surface mount TSSOP package for compact and efficient board design.
Applications
The SN74AHCT541PWRG3 is ideal for various applications requiring high-speed, low-power buffering and driving capabilities. These include:
- Driving bus lines in digital systems.
- Buffering memory address registers.
- High-speed data transmission systems.
- Low-power digital logic circuits.
- Embedded systems and microcontrollers.
Q & A
- What is the primary function of the SN74AHCT541PWRG3?
The primary function of the SN74AHCT541PWRG3 is to act as an octal buffer/driver with 3-state outputs, suitable for driving bus lines or buffering memory address registers.
- What is the operating temperature range of the SN74AHCT541PWRG3?
The operating temperature range is -40°C to 125°C.
- What is the maximum frequency at nominal voltage for the SN74AHCT541PWRG3?
The maximum frequency at nominal voltage is 110 MHz.
- What type of package does the SN74AHCT541PWRG3 come in?
The SN74AHCT541PWRG3 comes in a 20-pin TSSOP package.
- Is the SN74AHCT541PWRG3 RoHS compliant?
Yes, the SN74AHCT541PWRG3 is RoHS compliant.
- What is the ESD protection level of the SN74AHCT541PWRG3?
The ESD protection exceeds 2000-V Human-Body Model, 200-V Machine Model, and 1000-V Charged-Device Model.
- How do you ensure the high-impedance state during power-up or power-down?
Ensure the high-impedance state by tying the OE input to VCC through a pull-up resistor.
- What is the current drive capability of the SN74AHCT541PWRG3?
The current drive capability is -8 mA / 8 mA.
- Is the SN74AHCT541PWRG3 suitable for high-speed applications?
Yes, it is suitable for high-speed applications with a propagation delay of 9.5 ns at nominal voltage.
- What logic family does the SN74AHCT541PWRG3 belong to?
The SN74AHCT541PWRG3 belongs to the Advanced High-Speed CMOS (AHC) logic family.
- What is the supply voltage range for the SN74AHCT541PWRG3?
The supply voltage range is 4.5 V to 5.5 V.
