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SN74ALS244CNSR
+BOMIC BUFFER NON-INVERT 5.5V 20-SO
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Ông. Phần #SN74ALS244CNSR
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Bảng dữ liệu SN74ALS244CNSR DataSheet
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Series | 74ALS |
| Part Status | Active |
| Logic Type | Buffer, Non-Inverting |
| Number of Elements | 2 |
| Number of Bits per Element | 4 |
| Output Type | 3-State |
| Current - Output High, Low | 15mA, 24mA |
| Voltage - Supply | 4.5V ~ 5.5V |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 20-SOIC (0.209", 5.30mm Width) |
| Supplier Device Package | 20-SO |
| Base Product Number | 74ALS244 |
Tổng quan
Description
Key specifications include:
- Functionality: It provides buffering for data signals, improving signal integrity and reducing loading on preceding stages.
- Voltage Range: Typically operates within a supply voltage range of 4.5V to 5.5V.
- Output Drive: Capable of driving up to 64mA at high output levels.
- Input Compatibility: Compatible with TTL (Transistor-Transistor Logic) levels.
- Package Type: Available in a surface-mount SOIC (Small Outline Integrated Circuit) package.
The SN74ALS244CNSR is commonly used in applications requiring signal buffering, such as bus driver functions, where enhanced signal strength and reduced signal degradation are essential.
Equivalent
Features
1. Octal Configuration: It has eight independent buffers/drivers that can handle data inputs and outputs in parallel.
2. 3-State Outputs: Outputs are capable of being in a high-impedance state, facilitating bus-oriented applications.
3. High-Speed Operation: The device can operate at speeds up to 25 ns, suitable for fast data communication.
4. TTL Compatibility: Designed to interface with TTL logic levels, ensuring compatibility with various digital systems.
5. Wide Supply Voltage Range: Typically operates from 4.5V to 5.5V, allowing flexibility in design.
6. Low Power Consumption: The device consumes minimal power, making it efficient for battery-operated applications.
7. Temperature Range: Suitable for commercial temperature ranges from 0°C to 70°C.
These features make the SN74ALS244CNSR ideal for applications requiring reliable signal buffering and driving capabilities in digital circuits.
Pinout
### Pin Count:
- Total Pins: 20
### Functions:
- Input/Output: The device has eight inputs (A1 to A8) and eight corresponding outputs (Y1 to Y8).
- Control Pins: It features two control pins:
- OE (Output Enable): Active LOW control pin that enables the outputs when LOW and disables them when HIGH.
- Power Supply Pins:
- VCC: Positive power supply pin.
- GND: Ground pin.
The SN74ALS244CNSR is typically used to buffer or drive signals in digital circuits, providing signal integrity and isolation.
Manufacturer
Application
1. Data Bus Drivers: Amplifying and isolating data signals on buses.
2. Signal Conditioning: Strengthening weak signals in communication systems.
3. Memory Addressing: Driving address lines in memory systems.
4. Interface Circuits: Interfacing between different logic families or voltage levels.
5. Microprocessor Support: Buffers in microcontroller and microprocessor applications for data and address lines.
Its ability to handle high-speed operations makes it suitable for various digital electronics applications.