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SN74HC240NSR
+BOMIC BUFFER INVERT 6V 20SO
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メーカーSTマイクロエレクトロニクス
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メーカー品番 #SN74HC240NSR
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在庫状況1926
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | 74HC |
| ProductStatus | Active |
| LogicType | Buffer, Inverting |
| NumberofElements | 2 |
| NumberofBitsperElement | 4 |
| OutputType | 3-State |
| Current-OutputHighLow | 7.8mA, 7.8mA |
| Voltage-Supply | 2V ~ 6V |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 20-SOIC (0.209, 5.30mm Width) |
概要
Description
Key features include:
1. High-Speed Operation: The SN74HC240NSR operates faster than standard 74-series devices, making it suitable for high-speed applications.
2. Low Power Consumption: It features low power dissipation, which is a hallmark of CMOS technology.
3. 3-State Outputs: This allows for the connection of multiple outputs without interference, as the device can be set to a high-impedance state.
4. Wide Operating Voltage: It operates within a range of 2V to 6V, making it versatile for various applications.
5. Inverting Logic: The device inverts the input signal at the output.
The SN74HC240NSR comes in a 20-pin SOIC package, ensuring compact form factor while providing robust performance for buffering and driving needs in electronic systems.
Equivalent
1. 74HC240 from Nexperia
2. CD74HC240 from ON Semiconductor
3. MC74HC240A from STMicroelectronics
4. TC74HC240AP from Toshiba
These alternatives provide similar functionality in terms of logic family, voltage range, and functionality. Always check the datasheets for pin compatibility and electrical characteristics to ensure suitability for your specific application.
Features
1. High-Speed CMOS Logic: Operates with high-speed logic performance, suitable for general-purpose buffering in digital circuits.
2. 3-State Outputs: The device includes three-state outputs, which allow multiple devices to be connected to a common bus without interference.
3. Inverted Buffering: It provides inverting buffer operation, which means the output is the opposite of the input.
4. Wide Supply Voltage Range: Operates within a voltage range of 2V to 6V, which makes it versatile for various applications.
5. Low Power Consumption: Features low power consumption due to its CMOS technology, making it efficient in battery-operated devices.
6. Input and Output Protection: Includes input clamping diodes for protection against overvoltage.
7. Noise Immunity: Offers high noise immunity, ensuring reliable operation in noisy environments.
8. Temperature Range: Suitable for operation in a temperature range from -40°C to 85°C, making it ideal for industrial applications.
These features make the SN74HC240NSR a versatile choice for buffering and driving applications in electronic circuits.
Pinout
The SN74HC240NSR comes in a 20-pin package. Here is a brief overview of its pin functions:
1. Pin 1 (1OE): Output enable for the first set of four buffers.
2. Pins 2-5 (1A1-1A4): Inputs for the first set of four buffers.
3. Pins 6-9 (2Y4-2Y1): Outputs for the second set of four buffers.
4. Pin 10 (GND): Ground.
5. Pins 11-14 (2A4-2A1): Inputs for the second set of four buffers.
6. Pins 15-18 (1Y1-1Y4): Outputs for the first set of four buffers.
7. Pin 19 (2OE): Output enable for the second set of four buffers.
8. Pin 20 (VCC): Supply voltage.
The device supports bidirectional data flow and is typically used in digital systems for buffering or isolating data paths.
Manufacturer
Application
1. Digital Circuitry: Acts as an interface between components with differing logic levels.
2. Microprocessor Systems: Provides signal buffering and signal inversion.
3. Memory Systems: Supports address and data bus driving.
4. Peripheral Interfaces: Buffers data lines to external peripherals.
5. Signal Processing: Used in applications requiring signal conditioning and isolation.
6. Communication Systems: Enhances signal integrity over longer distances.
Its ability to operate at high speeds with low power consumption makes it suitable for various digital applications.