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SN74AVCH8T245PWR
Overview
Product Category: Integrated Circuit (IC)
Use: Level Shifting and Voltage Translation
Characteristics: - Bidirectional voltage translation between different logic levels - Supports both 3.3V and 5V systems - Eight-bit wide with dual supply voltage capability - Low power consumption - High-speed operation
Package: TSSOP (Thin Shrink Small Outline Package)
Essence: The SN74AVCH8T245PWR is a level shifting and voltage translation IC that allows bidirectional communication between devices operating at different logic levels.
Packaging/Quantity: The SN74AVCH8T245PWR is typically sold in reels, with 2500 units per reel.
Specifications
- Supply Voltage Range: 1.2V to 3.6V (VCCA), 1.65V to 5.5V (VCCB)
- Input Voltage Range: -0.5V to VCCA + 0.5V (A Port), -0.5V to VCCB + 0.5V (B Port)
- Output Voltage Range: -0.5V to VCCA + 0.5V (A Port), -0.5V to VCCB + 0.5V (B Port)
- Operating Temperature Range: -40°C to 85°C
Pin Configuration
The SN74AVCH8T245PWR has a total of 24 pins. The pin configuration is as follows:
A1 ─┐ 1 24 ┌─ VCCA
A2 ─├───────┤ GND
B1 ─├───────┤ OE#
B2 ─├───────┤ B1
A3 ─├───────┤ B2
A4 ─├───────┤ A1
B3 ─├───────┤ A2
B4 ─├───────┤ VCCB
A5 ─├───────┤ B4
A6 ─├───────┤ B3
B5 ─├───────┤ A4
B6 ─├───────┤ A3
GND ─├───────┤ B6
DIR ─├───────┤ B5
NC ─├───────┤ A6
NC ─├───────┤ A5
NC ─├───────┤ GND
NC ─├───────┤ A8
NC ─├───────┤ A7
NC ─├───────┤ B8
NC ─├───────┤ B7
VCCA ─├───────┤ NC
GND ─├───────┤ NC
OE# ─├───────┤ NC
A7 ─┴───────┴─ NC
Functional Features
- Bidirectional voltage translation: The SN74AVCH8T245PWR allows for seamless communication between devices operating at different logic levels.
- Dual supply voltage capability: It supports both 3.3V and 5V systems, making it versatile for various applications.
- Low power consumption: The IC is designed to minimize power consumption, making it suitable for battery-powered devices.
- High-speed operation: The SN74AVCH8T245PWR offers fast data transmission rates, ensuring efficient communication between devices.
Advantages
- Enables seamless communication between devices with different logic levels
- Supports both 3.3V and 5V systems, providing flexibility in system design
- Low power consumption prolongs battery life in portable devices
- High-speed operation ensures efficient data transfer
Disadvantages
- Limited to eight-bit wide communication
- Requires careful consideration of voltage level compatibility between devices
Working Principles
The SN74AVCH8T245PWR operates by utilizing a bidirectional voltage translation technique. It consists of two sets of voltage level shifters that allow for bidirectional communication between devices operating at different logic levels. The IC automatically detects the direction of data flow and adjusts the voltage levels accordingly, ensuring seamless data
Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng SN74AVCH8T245PWR trong giải pháp kỹ thuật
Sure! Here are 10 common questions and answers related to the application of SN74AVCH8T245PWR in technical solutions:
Q: What is SN74AVCH8T245PWR? A: SN74AVCH8T245PWR is a high-performance, octal-bus transceiver with configurable voltage translation and integrated ESD protection.
Q: What is the voltage range supported by SN74AVCH8T245PWR? A: SN74AVCH8T245PWR supports voltage translation between 1.2V and 3.6V.
Q: Can SN74AVCH8T245PWR be used for bidirectional level shifting? A: Yes, SN74AVCH8T245PWR can be used for bidirectional level shifting between two voltage domains.
Q: How many channels does SN74AVCH8T245PWR have? A: SN74AVCH8T245PWR has 8 channels, allowing for simultaneous translation of up to 8 signals.
Q: What is the maximum data rate supported by SN74AVCH8T245PWR? A: SN74AVCH8T245PWR supports data rates up to 100 Mbps.
Q: Does SN74AVCH8T245PWR have built-in ESD protection? A: Yes, SN74AVCH8T245PWR has integrated ESD protection, providing robustness against electrostatic discharge events.
Q: Can SN74AVCH8T245PWR be used in both push-pull and open-drain configurations? A: Yes, SN74AVCH8T245PWR supports both push-pull and open-drain output configurations.
Q: What is the power supply voltage range for SN74AVCH8T245PWR? A: SN74AVCH8T245PWR operates with a power supply voltage range of 1.2V to 3.6V.
Q: Is SN74AVCH8T245PWR compatible with I2C and SPI interfaces? A: Yes, SN74AVCH8T245PWR can be used for voltage translation in I2C and SPI interfaces.
Q: Can SN74AVCH8T245PWR be used in automotive applications? A: Yes, SN74AVCH8T245PWR is qualified for automotive applications and meets the necessary standards and requirements.
Please note that these answers are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and consult the manufacturer for detailed information.