SN64BCT244NSR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: High-speed, non-inverting, tri-state
• Package: 20-pin small-outline integrated circuit (SOIC)
• Essence: Logic level translation and signal buffering
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 100 MHz
• Propagation Delay Time: 3.5 ns (typical)
• Output Drive Capability: ±24 mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN64BCT244NSR has a total of 20 pins, which are assigned as follows:

1. A1 - Input A1
2. B1 - Input B1
3. Y1 - Output Y1
4. GND - Ground
5. Y2 - Output Y2
6. B2 - Input B2
7. A2 - Input A2
8. OE - Output Enable
9. VCC - Power Supply
10. NC - No Connection
11. Y3 - Output Y3
12. GND - Ground
13. Y4 - Output Y4
14. B4 - Input B4
15. A4 - Input A4
16. A3 - Input A3
17. B3 - Input B3
18. GND - Ground
19. Y5 - Output Y5
20. VCC - Power Supply

Functional Features

• Non-inverting buffer with tri-state output
• Logic level translation between different voltage domains
• High-speed operation suitable for fast data transfer
• Output enable pin allows for easy control of the output state
• Wide operating temperature range for various environments

Advantages and Disadvantages

Advantages: - Provides signal buffering and level shifting capabilities - High-speed operation enables efficient data transmission - Tri-state output allows for bus sharing and multiple device connections - Wide operating temperature range ensures reliability in different conditions

Disadvantages: - Limited to a specific supply voltage range (4.5V to 5.5V) - Propagation delay may affect timing-sensitive applications - Requires careful consideration of input and output voltage levels

Working Principles

The SN64BCT244NSR is a non-inverting buffer with tri-state outputs. It operates by receiving input signals on the A1-A4 and B1-B4 pins, which are then amplified and inverted internally. The resulting output signals appear on the Y1-Y5 pins. The OE (Output Enable) pin controls the tri-state output, allowing the device to be easily enabled or disabled.

Detailed Application Field Plans

The SN64BCT244NSR is commonly used in various applications that require logic level translation and signal buffering. Some typical application fields include:

1. Microprocessor/Controller Interfacing: The IC facilitates communication between microprocessors/controllers operating at different voltage levels.
2. Data Communication Systems: It is used to interface between different data buses, such as TTL and CMOS, ensuring proper signal compatibility.
3. Industrial Automation: The buffer helps in connecting devices with different voltage requirements, enabling seamless integration within automation systems.
4. Networking Equipment: It assists in level shifting and buffering signals in networking devices like routers, switches, and network interface cards.
5. Automotive Electronics: The IC finds applications in automotive systems where voltage translation and buffering are necessary, such as in infotainment systems and engine control units.

Detailed and Complete Alternative Models

1. SN74BCT244N: Similar non-inverting buffer with tri-state outputs, available in a 20-pin DIP package.
2. MC74ACT244DW: Non-inverting buffer with tri-state outputs, operates at a wider supply voltage range of 2V to 6V, available in a 20-pin SOIC package.
3. CD74HCT244E: Octal buffer/line driver with 3-state outputs, compatible with TTL logic levels, available in a 20-pin PDIP package.

These alternative models offer similar functionality and can be considered as substitutes for the SN64BCT244NSR depending on specific requirements.

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