SN74LV244AMDWREP

The SN74LV244AMDWREP is a high-speed, low-voltage octal buffer/driver designed by Texas Instruments. It is part of the 74LV family of logic devices, which are known for their low power consumption and high-speed performance. Here’s a detailed description of its features and specifications:

General Description:

• Functionality: The SN74LV244A is an octal buffer/driver with 3-state outputs. It is designed to drive capacitive loads and can be used in various applications, including data routing and signal buffering.
• Logic Levels: It operates with a supply voltage range of 2.0V to 5.5V, making it suitable for low-voltage applications. The device is compatible with both TTL and CMOS logic levels.

Pin Configuration:

• Package Type: The device is available in a 20-pin TSSOP (Thin Shrink Small Outline Package) form factor, denoted by the suffix "MDW" in its part number. This compact package is ideal for space-constrained applications.
• Pin Count: It has 20 pins, with 8 input pins (A0 to A7) and 8 output pins (Y0 to Y7). Additionally, it includes two enable pins (OE1 and OE2) that control the output states.

Electrical Characteristics:

• Input Voltage Levels: The input high voltage (VIH) is typically around 2.0V to 5.5V, while the input low voltage (VIL) is typically 0V to 0.8V.
• Output Voltage Levels: The output high voltage (VOH) is close to the supply voltage when the output is enabled, and the output low voltage (VOL) is typically near ground.
• Propagation Delay: The device features a fast propagation delay, typically around 4.5 ns at 5V, allowing for high-speed data transmission.

Features:

• 3-State Outputs: The outputs can be placed in a high-impedance state, allowing multiple devices to share the same bus without interference.
• Low Power Consumption: The device is designed to consume minimal power, making it suitable for battery-operated devices.
• Temperature Range: It operates over a wide temperature range, typically from -40°C to +125°C, ensuring reliability in various environmental conditions.

Applications:

• The SN74LV244AMDWREP is commonly used in applications such as:
  • Data bus buffering
  • Signal isolation
  • Level shifting between different voltage domains
  • Driving LEDs and other loads in digital circuits

Conclusion:

The SN74LV244AMDWREP from Texas Instruments is a versatile and efficient octal buffer/driver that meets the demands of modern digital applications. Its combination of low voltage operation, high-speed performance, and low power consumption makes it an excellent choice for engineers designing complex electronic systems.