SN74LVT573DWR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic Level Shifter
• Characteristics:
  • Low Voltage TTL (LVT) technology
  • Octal transparent D-type latch with 3-state outputs
  • Non-inverting outputs
• Package: SOIC-20 Wide
• Essence: The SN74LVT573DWR is a versatile IC that allows for bidirectional level shifting between low voltage digital signals.
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2.7V to 3.6V
• High-Level Input Voltage: 2.0V (min), 3.6V (max)
• Low-Level Input Voltage: 0.8V (min), 1.4V (max)
• High-Level Output Voltage: 2.4V (min), VCC (max)
• Low-Level Output Voltage: GND (min), 0.4V (max)
• Maximum Operating Frequency: 200MHz
• Propagation Delay Time: 3.5ns (typical)

Detailed Pin Configuration

The SN74LVT573DWR has a total of 20 pins arranged as follows:

+---+--+---+ OE1 |1 +--+ 20| VCC I/O0 |2 19| I/O7 I/O1 |3 18| GND I/O2 |4 17| I/O6 I/O3 |5 16| LE I/O4 |6 15| CLK I/O5 |7 14| D GND |8 13| Q7 O/E2 |9 12| Q6 Q0 |10 11| Q5 +----------+

Functional Features

• Octal transparent D-type latch with 3-state outputs allows for easy data transfer and storage.
• Non-inverting outputs ensure that the output signal matches the input signal.
• The latch can be enabled or disabled using the LE (Latch Enable) pin.
• The outputs can be tri-stated (disconnected from the bus) using the OE1 and OE2 (Output Enable) pins.

Advantages and Disadvantages

Advantages: - Low voltage operation makes it suitable for battery-powered devices. - Bidirectional level shifting capability simplifies interfacing between different voltage domains. - Non-inverting outputs preserve signal integrity.

Disadvantages: - Limited operating frequency compared to some other ICs. - May not be suitable for applications requiring high-speed data transfer.

Working Principles

The SN74LVT573DWR operates by latching the input data when the latch enable (LE) pin is high. The latched data is then available at the outputs (Q0-Q7). The outputs can be enabled or disabled using the output enable (OE1 and OE2) pins. When the outputs are disabled, they are in a high-impedance state, allowing other devices to drive the bus.

Detailed Application Field Plans

The SN74LVT573DWR can be used in various applications, including but not limited to: - Level shifting between different voltage domains in microcontrollers and digital systems. - Data storage and transfer in communication systems. - Address decoding in memory systems. - Bus interface in embedded systems.

Detailed and Complete Alternative Models

Some alternative models to the SN74LVT573DWR include: - SN74LVTH573: Similar functionality but with 5V tolerant inputs. - SN74LVC573: Similar functionality but with lower voltage operation (1.65V to 3.6V). - SN74LV573A: Similar functionality but with higher operating frequency (up to 400MHz).

(Note: The above alternative models are provided for reference and may have slight differences in specifications and pin configuration. Please refer to the respective datasheets for detailed information.)

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