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SN74LVC245ANSR
+Lista de MateriaisIC TXRX NON-INVERT 3.6V 20SO
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FabricanteTexas Instruments
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Peça do Fabricante #SN74LVC245ANSR
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Ficha Técnica SN74LVC245ANSR DataSheet
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | 74LVC |
| ProductStatus | Active |
| LogicType | Transceiver, Non-Inverting |
| NumberofElements | 1 |
| NumberofBitsperElement | 8 |
| OutputType | 3-State |
| Current-OutputHighLow | 24mA, 24mA |
| Voltage-Supply | 1.65V ~ 3.6V |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 20-SOIC (0.209, 5.30mm Width) |
Visão Geral
Description
Key features include:
- Direction Control: A DIR pin determines the data flow direction, making it versatile for various bus configurations.
- Output Enable: The OE pin allows the transceiver to enter a high-impedance state, effectively isolating the buses.
- High-Speed Operation: Designed to support up to 100 MHz frequency at 3.3V, ensuring quick data transfer.
- Low Power Consumption: With advanced CMOS technology, it minimizes power usage while maintaining efficiency.
- Robustness: It includes Ioff circuitry, enabling partial-power-down mode operation and preventing current backflow.
The SN74LVC245ANSR is suitable for a wide range of applications, including computing, networking, and telecommunications, where reliable and efficient data transfer is essential.
Equivalent
1. NXP 74LVC245A
2. ON Semiconductor NL17SZ245
3. Microchip Technology 74LV245
These equivalents offer similar functionalities, such as voltage levels and pin configurations, making them suitable replacements in many applications. Always verify the specifications and compatibility with your design requirements before substitution.
Features
Pinout
Key features include:
- 20 pins: The device has separate pins for power supply (V_CC), ground (GND), data inputs/outputs (A1-A8, B1-B8), an output enable pin (OE), and a direction control pin (DIR).
- Direction Control (DIR): Determines the direction of data flow. High usually allows data flow from A to B, while low allows data from B to A.
- Output Enable (OE): When low, the device is enabled, and when high, the outputs are in a high-impedance state, effectively disconnecting the bus.
The SN74LVC245ANSR is widely used for interfacing and buffering data signals in digital electronics applications.
Manufacturer
Application
1. Data Bus Communication: Facilitates bidirectional data transfer between two bus systems, essential in microcontroller and microprocessor systems.
2. Level Shifting: Used in circuits requiring voltage level translation between different logic families.
3. Buffering: Acts as a buffer to drive large capacitive loads and prevent signal degradation in long-distance communication.
4. Memory and Peripheral Interfaces: Connects memory units or peripheral devices to data buses.
5. Signal Isolation: Provides isolation of data lines to prevent signal interference in complex electronic systems.
These applications make the SN74LVC245ANSR valuable in various computing and communication devices.