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SN74F245DWRE4
Product Overview
Category
SN74F245DWRE4 belongs to the category of integrated circuits (ICs).
Use
It is commonly used as a bidirectional octal bus transceiver.
Characteristics
- High-speed, low-power CMOS technology
- Wide voltage range: 2 V to 5.5 V
- 3-state outputs for bus-oriented applications
- Non-inverting outputs
- Flow-through pinout for easy PCB layout
- Available in surface mount package
Package
SN74F245DWRE4 is available in a small outline integrated circuit (SOIC) package.
Essence
The essence of SN74F245DWRE4 lies in its ability to facilitate bidirectional data transfer between different buses in electronic systems.
Packaging/Quantity
SN74F245DWRE4 is typically packaged in reels and comes in quantities of 2500 units per reel.
Specifications
- Supply Voltage Range: 2 V to 5.5 V
- Input Voltage Range: 0 V to VCC
- Output Voltage Range: 0 V to VCC
- Operating Temperature Range: -40°C to +85°C
- Propagation Delay Time: 6 ns (max)
- Output Current: ±24 mA
Detailed Pin Configuration
- A1 - Data I/O
- B1 - Data I/O
- A2 - Data I/O
- B2 - Data I/O
- A3 - Data I/O
- B3 - Data I/O
- A4 - Data I/O
- B4 - Data I/O
- GND - Ground
- B5 - Data I/O
- A5 - Data I/O
- B6 - Data I/O
- A6 - Data I/O
- B7 - Data I/O
- A7 - Data I/O
- B8 - Data I/O
- VCC - Power Supply
Functional Features
- Bidirectional data transfer between buses
- Non-inverting outputs for compatibility with various systems
- 3-state outputs for bus-oriented applications
- High-speed operation for efficient data transmission
- Wide voltage range for compatibility with different power supplies
Advantages and Disadvantages
Advantages
- High-speed operation allows for quick data transfer
- Wide voltage range enables compatibility with various power supplies
- Non-inverting outputs ensure compatibility with different systems
- 3-state outputs facilitate bus-oriented applications
Disadvantages
- May not be suitable for applications requiring higher output currents
- Limited to 8-bit bidirectional data transfer
Working Principles
SN74F245DWRE4 operates by receiving data from one bus and transmitting it to another bidirectionally. It uses non-inverting outputs, allowing compatibility with different systems. The 3-state outputs enable bus-oriented applications, where multiple devices can share the same bus without interfering with each other.
Detailed Application Field Plans
SN74F245DWRE4 finds applications in various fields, including: 1. Microcontroller-based systems 2. Data communication systems 3. Industrial automation 4. Automotive electronics 5. Consumer electronics
Detailed and Complete Alternative Models
Some alternative models that can be considered as alternatives to SN74F245DWRE4 are: 1. SN74LVC245A 2. SN74HC245 3. CD74HCT245E 4. MC74VHC245DT 5. 74ACT245
These models offer similar functionality and can be used as replacements based on specific requirements.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng SN74F245DWRE4 trong giải pháp kỹ thuật
Sure! Here are 10 common questions and answers related to the application of SN74F245DWRE4 in technical solutions:
Q: What is the SN74F245DWRE4? A: The SN74F245DWRE4 is a bidirectional octal bus transceiver with 3-state outputs, commonly used for level shifting and signal buffering in digital systems.
Q: What is the maximum operating voltage for SN74F245DWRE4? A: The SN74F245DWRE4 has a maximum operating voltage of 5.5V.
Q: How many channels does the SN74F245DWRE4 have? A: The SN74F245DWRE4 has 8 bidirectional channels.
Q: Can I use the SN74F245DWRE4 for voltage level translation between different logic families? A: Yes, the SN74F245DWRE4 can be used for voltage level translation between different logic families, such as TTL and CMOS.
Q: What is the output drive capability of the SN74F245DWRE4? A: The SN74F245DWRE4 has a typical output drive capability of ±24mA.
Q: Does the SN74F245DWRE4 support 3-state outputs? A: Yes, the SN74F245DWRE4 supports 3-state outputs, allowing multiple devices to share a common bus.
Q: What is the propagation delay of the SN74F245DWRE4? A: The propagation delay of the SN74F245DWRE4 is typically around 6ns.
Q: Can I use the SN74F245DWRE4 for level shifting between different supply voltages? A: Yes, the SN74F245DWRE4 can be used for level shifting between different supply voltages, as long as the voltage levels are within its operating range.
Q: Does the SN74F245DWRE4 have any built-in ESD protection? A: Yes, the SN74F245DWRE4 has built-in ESD protection to safeguard against electrostatic discharge events.
Q: What package does the SN74F245DWRE4 come in? A: The SN74F245DWRE4 is available in a 20-pin SOIC (Small Outline Integrated Circuit) package.
Please note that these answers are general and may vary depending on the specific application and requirements. It's always recommended to refer to the datasheet and consult with technical experts for accurate information.