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CD74ACT245M
+物料清單IC TXRX NON-INVERT 5.5V 20SOIC
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製造商德州儀器
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製造商部分 #CD74ACT245M
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有存貨1339
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正品保證
規格
| 屬性 | 價值 |
| Package | Tube |
| Series | 74ACT |
| ProductStatus | Active |
| LogicType | Transceiver, Non-Inverting |
| NumberofElements | 1 |
| NumberofBitsperElement | 8 |
| OutputType | 3-State |
| Current-OutputHighLow | 24mA, 24mA |
| Voltage-Supply | 4.5V ~ 5.5V |
| OperatingTemperature | -55°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 20-SOIC (0.295, 7.50mm Width) |
概述
Description
Equivalent
1. 74ACT245 by Texas Instruments
2. SN74ACT245N by Texas Instruments
3. SN74ACT245DWR by Texas Instruments
4. HD74ACT245 from Renesas Electronics
5. MC74ACT245 from ON Semiconductor
6. TC74ACT245 from Toshiba
Ensure to check the datasheet for pin compatibility and electrical characteristics when selecting an alternative.
Features
1. Bidirectional Data Flow: Facilitates seamless communication between buses with direction control.
2. Three-State Outputs: Outputs can be in a high-impedance state to prevent bus conflicts during multiple device operations.
3. High-Speed Performance: Offers fast switching times suitable for high-speed operations.
4. Low Power Consumption: Consumes less power, making it suitable for energy-efficient applications.
5. Input Protection: Includes clamp diodes to protect against static discharge.
6. Wide Operating Temperature Range: Suitable for various environments, typically from -40°C to 85°C.
7. Latch-Up Immune: Ensures robust operation by preventing latch-up issues.
8. Standard Pin Configuration: Compatible with standard 20-pin DIP, SOIC, and SSOP packages for easy integration.
This component is ideal for applications in computing, communication systems, and any system requiring efficient data bus management.
Pinout
Key pin functions include:
- Vcc (Pin 20): Power supply pin.
- GND (Pin 10): Ground pin.
- DIR (Pin 1): Direction control input, which determines the direction of data flow.
- OE (Pin 19): Output enable, an active-low input that controls the 3-state outputs.
- A1 to A8 (Pins 2 to 9): Data bus A inputs/outputs.
- B1 to B8 (Pins 18 to 11): Data bus B inputs/outputs.
When OE is low, data transmits from bus A to bus B or vice versa, depending on the DIR input state. When OE is high, all outputs are at high impedance, effectively disconnecting the buses.
Manufacturer
Application
1. Data Bus Interface: Facilitates communication between different parts of a digital system by allowing bidirectional data flow.
2. Microprocessor Systems: Supports data exchange between microprocessors and peripheral devices.
3. Memory Systems: Assists in memory address and data buffering.
4. Communication Systems: Used in systems requiring signal isolation and bus driving capabilities.
5. Industrial Automation: Enables reliable data transmission in control systems.
6. Embedded Systems: Integrates into devices requiring efficient data routing and control.
Its high-speed CMOS technology makes it suitable for performance-critical applications.