SN74ALS244CDBRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: High-speed, low-power, non-inverting
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: TTL (Transistor-Transistor Logic) compatible buffer
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• High-Level Input Voltage: 2V to VCC + 0.5V
• Low-Level Input Voltage: -0.5V to 0.8V
• High-Level Output Voltage: VCC - 0.5V
• Low-Level Output Voltage: 0.5V
• Maximum Operating Frequency: 125 MHz
• Propagation Delay Time: 6 ns
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The SN74ALS244CDBRG4 has a 20-pin configuration with the following pin assignments:

1. GND (Ground)
2. A1 (Input A1)
3. B1 (Input B1)
4. Y1 (Output Y1)
5. A2 (Input A2)
6. B2 (Input B2)
7. Y2 (Output Y2)
8. GND (Ground)
9. A3 (Input A3)
10. B3 (Input B3)
11. Y3 (Output Y3)
12. A4 (Input A4)
13. B4 (Input B4)
14. Y4 (Output Y4)
15. GND (Ground)
16. VCC (Supply Voltage)
17. OE (Output Enable)
18. Y5 (Output Y5)
19. B5 (Input B5)
20. A5 (Input A5)

Functional Features

• Non-inverting buffer with 3-state outputs
• TTL compatible inputs and outputs
• High-speed operation suitable for various applications
• Low power consumption
• Wide operating voltage range
• Output enable control for easy interfacing with other devices

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer - TTL compatibility ensures easy integration with existing systems - Low power consumption reduces energy requirements - Wide operating voltage range provides flexibility in different environments - Output enable control simplifies interfacing with other devices

Disadvantages: - Limited number of output pins (5 in total) - Propagation delay time may affect timing-sensitive applications - Temperature limitations (-40°C to 85°C) restrict usage in extreme conditions

Working Principles

The SN74ALS244CDBRG4 is a non-inverting buffer that amplifies and transfers digital signals. It operates on the TTL logic levels, making it compatible with various TTL-based systems. The device features 3-state outputs, allowing multiple buffers to be connected together without causing conflicts.

When the output enable (OE) pin is high, the outputs (Y1-Y5) are active and reflect the input values. When OE is low, the outputs are in a high-impedance state, effectively disconnecting them from the circuit.

The buffer's internal circuitry ensures fast signal propagation with minimal delay, enabling high-speed data transfer between different parts of a system.

Detailed Application Field Plans

The SN74ALS244CDBRG4 is widely used in various applications, including:

1. Data communication systems
2. Microprocessor-based systems
3. Memory interfaces
4. Industrial automation
5. Automotive electronics
6. Test and measurement equipment
7. Consumer electronics

In data communication systems, the buffer facilitates signal amplification and level shifting, ensuring reliable data transmission between different components. In microprocessor-based systems, it helps interface between the microprocessor and other peripheral devices.

Memory interfaces benefit from the buffer's ability to drive signals over longer distances without signal degradation. Industrial automation relies on the buffer for controlling various sensors and actuators. Automotive electronics utilize the buffer for signal conditioning and interfacing with different modules.

Test and measurement equipment often employ the buffer to ensure accurate signal propagation and minimize noise interference. Lastly, consumer electronics such as smartphones, tablets, and gaming consoles utilize the buffer for efficient data transfer within the device.

Detailed and Complete Alternative Models

1. SN74ALS244AN
2. SN74ALS244ADW
3. SN74ALS244APWR
4. SN74ALS244ADBR
5. SN74ALS244ADGVR

These alternative models offer similar functionality and characteristics to the SN74ALS244CDBRG4, providing options for different package types, temperature ranges, and quantities.

(Note: The list above is not exhaustive and may vary based on availability and specific requirements.)

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