Encyclopedia Entry: 74ACT16245DGGRG4

Product Information Overview

Category: Integrated Circuit (IC)

Use: The 74ACT16245DGGRG4 is a high-speed, octal bus transceiver designed for asynchronous communication between two data buses. It allows bidirectional transfer of data between the A and B buses with independent control signals.

Characteristics: - High-speed operation - Bidirectional data transfer - Independent control signals - Low power consumption - Wide operating voltage range

Package: The 74ACT16245DGGRG4 is available in a 48-pin TSSOP package.

Essence: This IC serves as a bridge between two data buses, enabling efficient and reliable data transfer in various electronic systems.

Packaging/Quantity: The 74ACT16245DGGRG4 is typically sold in reels containing 2500 units per reel.

Specifications

• Supply Voltage Range: 2.0V to 6.0V
• Input Voltage Range: -0.5V to VCC + 0.5V
• Output Voltage Range: -0.5V to VCC + 0.5V
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 6.5ns (Max)
• Output Current: ±24mA

Detailed Pin Configuration

The 74ACT16245DGGRG4 has a total of 48 pins, which are divided into four groups: A Bus, B Bus, Control Signals, and Power/Ground. Here is a detailed pin configuration:

A Bus (pins 1-8):

1. A1
2. A2
3. A3
4. A4
5. A5
6. A6
7. A7
8. A8

B Bus (pins 9-16):

1. B1
2. B2
3. B3
4. B4
5. B5
6. B6
7. B7
8. B8

Control Signals (pins 17-24):

1. OE (Output Enable)
2. DIR (Direction Control)
3. GND (Ground)
4. VCC (Power Supply)
5. NC (No Connection)
6. NC (No Connection)
7. NC (No Connection)
8. NC (No Connection)

Power/Ground (pins 25-48):

1. GND (Ground)
2. GND (Ground)
3. GND (Ground)
4. GND (Ground)
5. GND (Ground)
6. GND (Ground)
7. GND (Ground)
8. GND (Ground)
9. VCC (Power Supply)
10. VCC (Power Supply)
11. VCC (Power Supply)
12. VCC (Power Supply)
13. VCC (Power Supply)
14. VCC (Power Supply)
15. VCC (Power Supply)
16. VCC (Power Supply)
17. NC (No Connection)
18. NC (No Connection)
19. NC (No Connection)
20. NC (No Connection)
21. NC (No Connection)
22. NC (No Connection)
23. NC (No Connection)
24. NC (No Connection)

Functional Features

The 74ACT16245DGGRG4 offers the following functional features:

• Bidirectional data transfer between A and B buses
• Independent control signals for enabling/disabling output and controlling direction
• High-speed operation for efficient data transmission
• Low power consumption for energy efficiency
• Wide operating voltage range for compatibility with various systems

Advantages and Disadvantages

Advantages: - High-speed operation allows for fast data transfer - Bidirectional functionality simplifies system design - Independent control signals provide flexibility in controlling data flow - Low power consumption reduces energy usage - Wide operating voltage range ensures compatibility with different systems

Disadvantages: - Limited number of pins may restrict the number of data buses that can be connected - Requires proper handling and ESD precautions to prevent damage

Working Principles

The 74ACT16245DGGRG4 operates based on the principles of digital logic. It uses a combination of transistors, gates, and flip-flops to enable bidirectional data transfer between two buses. The control signals determine the direction of data flow and enable/disable the output.

When the OE (Output Enable) signal is active, the IC allows data transmission between the A and B buses. The DIR (Direction Control) signal determines the direction of data flow. When DIR is high, data flows from the A bus to the B bus, and when DIR is low, data flows from the B bus to the A bus.

The IC's internal circuitry ensures proper voltage