Encyclopedia Entry: 74AVCH4T245GU-Q10X

Product Overview

• Category: Integrated Circuit (IC)
• Use: Signal Level Shifter and Voltage Translator
• Characteristics: High-speed, bidirectional, quad-channel, voltage level translator
• Package: QFN (Quad Flat No-leads) package
• Essence: Translates signals between different voltage levels in electronic circuits
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Manufacturer: [Insert Manufacturer Name]
• Supply Voltage Range: 1.2V to 3.6V
• Input Voltage Range (A Port): 0V to VCCA + 0.5V
• Input Voltage Range (B Port): 0V to VCCB + 0.5V
• Output Voltage Range (A Port): 0V to VCCA + 0.5V
• Output Voltage Range (B Port): 0V to VCCB + 0.5V
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: < 2.5 ns
• Maximum Data Rate: 400 Mbps

Detailed Pin Configuration

The 74AVCH4T245GU-Q10X IC has a total of 20 pins, which are divided into four channels (A1-A4, B1-B4). Each channel consists of two pins: one for input (Ax or Bx) and one for output (Ax or Bx). The pin configuration is as follows:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | A1 | Channel A1 Input/Output | | 2 | B1 | Channel B1 Input/Output | | 3 | A2 | Channel A2 Input/Output | | 4 | B2 | Channel B2 Input/Output | | 5 | A3 | Channel A3 Input/Output | | 6 | B3 | Channel B3 Input/Output | | 7 | A4 | Channel A4 Input/Output | | 8 | B4 | Channel B4 Input/Output | | 9-12 | GND | Ground | | 13 | OE | Output Enable | | 14 | VCCA | Voltage Supply for Channel A | | 15 | VCCB | Voltage Supply for Channel B | | 16-19 | NC | No Connection | | 20 | VCC | Positive Power Supply |

Functional Features

• Bidirectional voltage level translation between two different voltage domains (A and B)
• Supports high-speed data transmission up to 400 Mbps
• Low propagation delay ensures minimal signal distortion
• Wide supply voltage range allows compatibility with various systems
• Output enable pin (OE) for controlling the direction of data flow

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer - Bidirectional functionality simplifies circuit design - Wide supply voltage range enhances compatibility - Small package size saves board space

Disadvantages: - Limited number of channels (four in total) - Not suitable for applications requiring a higher number of channels

Working Principles

The 74AVCH4T245GU-Q10X is designed to translate signals between two voltage domains, A and B. It utilizes a combination of MOSFETs and control logic to achieve bidirectional voltage level shifting. The input/output pins are connected to the respective voltage domains, and the direction of data flow is controlled by the output enable pin (OE). When OE is high, the IC operates in the normal mode, allowing bidirectional signal translation. When OE is low, the IC enters a high-impedance state, isolating the input and output pins.

Detailed Application Field Plans

The 74AVCH4T245GU-Q10X is commonly used in various electronic systems that require voltage level shifting between different domains. Some potential application fields include: - Communication systems - Data acquisition systems - Industrial automation - Consumer electronics - Automotive electronics

Alternative Models

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