SN74LVTH573DWR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic Level Shifter
• Characteristics: Low Voltage, High-Speed, Tri-State Outputs
• Package: SOIC-20 Wide
• Essence: Level shifting and signal buffering
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2.7V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Output Drive Capability: ±24mA at 3.3V
• Propagation Delay: 3.8ns (Max) at 3.3V
• Input Capacitance: 4pF (Typical)

Detailed Pin Configuration

The SN74LVTH573DWR has a total of 20 pins, which are assigned as follows:

1. OE (Output Enable) - Active Low Output Enable
2. D0 (Data Input 0) - Data Input Bit 0
3. D1 (Data Input 1) - Data Input Bit 1
4. D2 (Data Input 2) - Data Input Bit 2
5. D3 (Data Input 3) - Data Input Bit 3
6. D4 (Data Input 4) - Data Input Bit 4
7. D5 (Data Input 5) - Data Input Bit 5
8. GND (Ground) - Ground Connection
9. D6 (Data Input 6) - Data Input Bit 6
10. D7 (Data Input 7) - Data Input Bit 7
11. Q0 (Output 0) - Data Output Bit 0
12. Q1 (Output 1) - Data Output Bit 1
13. Q2 (Output 2) - Data Output Bit 2
14. Q3 (Output 3) - Data Output Bit 3
15. VCC (Supply Voltage) - Positive Supply Voltage
16. Q4 (Output 4) - Data Output Bit 4
17. Q5 (Output 5) - Data Output Bit 5
18. Q6 (Output 6) - Data Output Bit 6
19. Q7 (Output 7) - Data Output Bit 7
20. GND (Ground) - Ground Connection

Functional Features

• Tri-State Outputs: The SN74LVTH573DWR features tri-state outputs, allowing the device to be effectively disconnected from the bus when not in use.
• Level Shifting: This IC is designed to shift logic levels between different voltage domains, enabling seamless communication between devices operating at different voltage levels.
• High-Speed Operation: With a propagation delay of only 3.8ns, this IC ensures fast and efficient data transfer.

Advantages and Disadvantages

Advantages: - Low voltage operation allows for compatibility with various systems. - Tri-state outputs provide flexibility in bus sharing applications. - High-speed operation enables quick data transmission.

Disadvantages: - Limited output drive capability may restrict usage in certain high-current applications. - Temperature range limited to -40°C to +85°C, which may not be suitable for extreme environments.

Working Principles

The SN74LVTH573DWR operates by receiving digital input signals on its data input pins (D0-D7). These inputs are then level-shifted to match the supply voltage (VCC) using internal circuitry. The level-shifted signals are then available at the corresponding output pins (Q0-Q7). The output enable pin (OE) controls the tri-state outputs, allowing the device to be enabled or disabled as required.

Detailed Application Field Plans

The SN74LVTH573DWR is commonly used in various applications, including:

1. Microcontroller Interfacing: It facilitates communication between microcontrollers operating at different voltage levels.
2. Bus Sharing: The tri-state outputs make it suitable for bus sharing scenarios, where multiple devices need access to a common bus.
3. Level Shifting: It enables seamless integration of components with different voltage requirements, such as interfacing 3.3V and 5V systems.

Detailed and Complete Alternative Models

1. SN74LVC573ADW: Similar functionality with lower power consumption.
2. SN74HCT573N: Higher output drive capability but operates at higher voltage levels.
3. SN74LVTH573PW: Smaller package size (TSSOP-20) for space-constrained applications.

These alternative models offer similar features and can be considered based on specific application requirements.

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