SN74ABT162825DLR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data Buffer/Line Driver
• Characteristics: High-speed, low-power, 18-bit universal bus driver with 3-state outputs
• Package: 56-pin SSOP (Shrink Small Outline Package)
• Essence: Provides bidirectional buffering and line driving for a wide range of applications
• 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
• Operating Temperature Range: -40°C to +85°C
• Output Drive Capability: ±24mA at 3.3V
• Propagation Delay: 2.8ns (typical)

Detailed Pin Configuration

The SN74ABT162825DLR has a total of 56 pins, which are assigned as follows:

1. OE1 (Output Enable Input 1)
2. A1-A18 (Data Inputs/Outputs)
3. GND (Ground)
4. B1-B18 (Data Inputs/Outputs)
5. VCC (Supply Voltage)
6. OE2 (Output Enable Input 2)
7. Y1-Y18 (Data Outputs)
8. NC (No Connection)

Please refer to the datasheet for a complete pin configuration diagram.

Functional Features

• Bidirectional data flow capability
• 3-state outputs for bus sharing
• Non-inverting outputs
• High-speed operation
• Low power consumption
• ESD protection on all inputs and outputs

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer - Low power consumption helps in reducing energy usage - ESD protection ensures reliability in harsh environments - 3-state outputs enable bus sharing, reducing the number of required components

Disadvantages: - Limited to 18-bit data buffering - Requires external control signals for proper operation

Working Principles

The SN74ABT162825DLR is designed to buffer and drive bidirectional data lines. It operates by receiving data from one side and transmitting it to the other side, or vice versa. The direction of data flow is controlled by the OE1 and OE2 input signals. When these signals are active, the corresponding data inputs/outputs are enabled, allowing data to pass through. When the output enable signals are inactive, the outputs are in a high-impedance state, effectively disconnecting the device from the bus.

Detailed Application Field Plans

The SN74ABT162825DLR can be used in various applications that require bidirectional data buffering and line driving. Some potential application fields include:

1. Communication systems: Used to interface between different communication protocols and ensure reliable data transfer.
2. Industrial automation: Enables efficient data exchange between various industrial devices and control systems.
3. Automotive electronics: Facilitates communication between different automotive modules, such as sensors, actuators, and control units.
4. Computer peripherals: Provides buffering and line driving capabilities for data buses in printers, scanners, and other peripheral devices.
5. Consumer electronics: Used in devices like TVs, set-top boxes, and gaming consoles to handle data transmission between different components.

Detailed and Complete Alternative Models

1. SN74ABT16244A: 16-bit buffer/driver with 3-state outputs
2. SN74ABT245B: Octal bus transceiver with 3-state outputs
3. SN74ABT573A: Octal transparent latch with 3-state outputs
4. SN74ABT646ADW: Octal bus transceiver/register with 3-state outputs
5. SN74ABT16245ADGGR: 16-bit bus transceiver with 3-state outputs

These alternative models offer similar functionality and can be considered as alternatives to the SN74ABT162825DLR based on specific application requirements.

In conclusion, the SN74ABT162825DLR is a high-speed, low-power 18-bit universal bus driver that provides bidirectional buffering and line driving capabilities. Its versatile nature makes it suitable for various applications in communication systems, industrial automation, automotive electronics, computer peripherals, and consumer electronics. While it has certain limitations, such as the limited data buffering capacity, it offers advantages like high-speed operation, low power consumption, and ESD protection.