SN74LV05APWR

Product Overview

• Category: Integrated Circuit
• Use: Logic Gate
• Characteristics: Low-Voltage, Hex Inverter Buffer/Driver
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Logic Level Converter
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• High-Level Input Voltage: 2V to VCC + 0.5V
• Low-Level Input Voltage: -0.5V to 0.8V
• High-Level Output Voltage: VCC - 0.5V
• Low-Level Output Voltage: 0.5V
• Maximum Operating Frequency: 50MHz
• Propagation Delay Time: 6.5ns (typical)

Detailed Pin Configuration

The SN74LV05APWR has a total of 14 pins arranged as follows:

____ 1 |o | 14 2 | | 13 3 | | 12 4 | | 11 5 | | 10 6 |_____| 9 SN74LV05APWR

Pin Description: 1. A1: Input 1 2. Y1: Output 1 3. A2: Input 2 4. Y2: Output 2 5. A3: Input 3 6. Y3: Output 3 7. GND: Ground 8. Y4: Output 4 9. A4: Input 4 10. Y5: Output 5 11. A5: Input 5 12. Y6: Output 6 13. VCC: Power Supply 14. A6: Input 6

Functional Features

• Hex inverter buffer/driver with open-drain outputs
• Converts logic levels between different voltage domains
• Provides voltage level shifting for interfacing different devices
• High noise immunity and low power consumption
• Wide operating voltage range allows compatibility with various systems

Advantages and Disadvantages

Advantages: - Low-voltage operation enables integration into battery-powered devices - Open-drain outputs allow easy connection to other devices - High noise immunity ensures reliable operation in noisy environments - Compact TSSOP package saves board space

Disadvantages: - Limited maximum operating frequency compared to some alternatives - Not suitable for high-speed applications requiring very short propagation delays

Working Principles

The SN74LV05APWR is a hex inverter buffer/driver that operates at low voltages. It consists of six independent inverters with open-drain outputs. When the input signal is high, the output is pulled low, and when the input is low, the output is in a high-impedance state.

The device uses complementary metal-oxide-semiconductor (CMOS) technology, which allows it to operate at low power levels while providing high noise immunity. The open-drain outputs make it suitable for interfacing with devices operating at different voltage levels.

Detailed Application Field Plans

The SN74LV05APWR can be used in various applications, including:

1. Level Shifting: It can be used to convert logic levels between different voltage domains, allowing communication between devices with incompatible voltage levels.
2. Bus Buffering: It can act as a buffer for bidirectional bus lines, ensuring proper signal transmission and preventing signal degradation.
3. Interface Protection: It can provide protection against voltage spikes or overvoltage conditions by clamping the output voltage to a safe level.
4. Pull-Up/Pull-Down Resistors: It can be used to implement pull-up or pull-down resistors in digital circuits, ensuring stable logic levels.

Detailed and Complete Alternative Models

1. SN74LVC05APWR: Similar to SN74LV05APWR but operates at a wider voltage range (1.65V to 3.6V).
2. SN74AHC05PWR: Offers higher maximum operating frequency (100MHz) but requires a higher supply voltage (2V to 5.5V).
3. SN74HCT05PWR: Provides faster propagation delay (5ns) but operates at a higher supply voltage (4.5V to 5.5V).

These alternative models offer different trade-offs in terms of voltage range, operating frequency, and propagation delay, allowing users to choose the most suitable option for their specific application requirements.

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