PI74VCX16373AE

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics:
  • High-speed operation
  • Low power consumption
  • Wide voltage range compatibility
  • Bidirectional translation capability
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Logic level translation between different voltage domains
• Packaging/Quantity: Available in reels of 2500 pieces

Specifications

• Number of Bits: 16
• Supply Voltage Range: 1.2V to 3.6V
• Input Voltage Range (A Port): 0V to VCC_A
• Input Voltage Range (B Port): 0V to VCC_B
• Output Voltage Range (A/B Ports): 0V to VCCA/VCCB
• Maximum Input Current: ±50mA
• Maximum Output Current: ±50mA
• Propagation Delay Time: 2.5ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PI74VCX16373AE has a total of 48 pins, which are divided into two ports: A and B. Each port consists of 24 pins.

Port A Pins (A0-A23): - A0 to A7: Data input/output pins - A8 to A15: Data input/output pins - A16 to A23: Data input/output pins

Port B Pins (B0-B23): - B0 to B7: Data input/output pins - B8 to B15: Data input/output pins - B16 to B23: Data input/output pins

Other Pins: - OEAB: Output Enable for Port A and Port B - OEBA: Output Enable for Port B and Port A - GND: Ground (0V) - VCCA: Supply voltage for Port A - VCCB: Supply voltage for Port B

Functional Features

• Bidirectional Voltage Translation: Allows seamless translation of logic levels between two different voltage domains.
• High-Speed Operation: The PI74VCX16373AE operates at a high speed, making it suitable for applications requiring fast data transfer.
• Low Power Consumption: Designed to minimize power consumption, making it ideal for battery-powered devices.
• Wide Voltage Range Compatibility: Supports voltage translation between 1.2V and 3.6V, providing flexibility in various applications.

Advantages and Disadvantages

Advantages: - Efficient voltage level translation between different domains - High-speed operation enables quick data transfer - Low power consumption prolongs battery life - Wide voltage range compatibility allows versatile use

Disadvantages: - Limited to 16-bit translation, may not be suitable for larger data buses - Requires careful consideration of input and output voltage levels to prevent signal distortion

Working Principles

The PI74VCX16373AE utilizes a combination of MOSFET transistors to achieve bidirectional voltage translation. It employs a voltage level shifting technique that ensures proper logic level conversion between two voltage domains. The OEAB and OEBA pins control the direction of data flow and enable/disable the translation function.

Detailed Application Field Plans

The PI74VCX16373AE is commonly used in various applications where logic level translation is required. Some typical application fields include: - Microcontrollers interfacing with different voltage peripherals - Communication systems involving multiple voltage domains - Battery-powered devices with mixed voltage requirements - Industrial automation systems with diverse voltage interfaces

Detailed and Complete Alternative Models

• SN74LVC1T45: Single-bit voltage level translator
• TXB0108: 8-bit bidirectional voltage-level translator
• PCA9306: Dual bidirectional I2C-bus and SMBus voltage-level translator
• 74LVC245: Octal bus transceiver with voltage level translation

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

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