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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | 74AC |
| Packaging | Bulk | |
| Part Status | Active |
| Logic Type | Transceiver, Non-Inverting |
| Number of Elements | 1 |
| Number of Bits per Element | 8 |
| Input Type | - |
| Output Type | 3-State |
| Current - Output High, Low | 24mA, 24mA |
| Voltage - Supply | 1.5V ~ 5.5V |
| Operating Temperature | -55°C ~ 125°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 20-SOIC (0.209", 5.30mm Width) |
| Supplier Device Package | 20-SO |
The CD74AC623NS is a non-inverting transceiver from Texas Instruments, part of the 74AC logic family. It features bidirectional data flow with 3-State outputs, operating over a wide 1.5V to 5.5V supply range. With 24mA source and sink capability, it can drive moderate loads effectively. This transceiver is ideal for bus interfacing, memory communication, and level shifting in industrial and automotive applications. Its 20-SOIC package provides a standard footprint for easy integration.
- Bidirectional Data Flow: Enables efficient two-way communication on a single bus, reducing component count.
- Ultra-Wide Supply Range (1.5V-5.5V): Supports a variety of logic levels, from low-voltage to standard 5V systems.
- Extended Temperature Range (-55°C to 125°C): Suitable for military, aerospace, and extreme industrial applications.
- 3-State Outputs: Provides bus isolation and prevents data contention.
Bidirectional Bus Transceivers
The CD74AC623NS is ideal for connecting two data buses in microprocessor systems, allowing data to flow in either direction under direction control.
Memory Interface
It can be used to interface between a CPU and memory banks, providing bidirectional data transfer with 3-State control for bus isolation.
Industrial Control Systems
With a wide temperature range (-55°C to 125°C), it is suitable for harsh industrial environments, buffering signals between controllers and field devices.
Level Shifting in Multi-Voltage Systems
The 1.5V to 5.5V range allows it to interface between low-voltage logic and higher-voltage peripherals, providing a flexible level-shifting solution.
Telecommunication Equipment
In networking gear, it can be used for bidirectional data exchange between line cards and backplanes, ensuring signal integrity.
Automotive Electronics
Its wide temperature range and robust design make it suitable for automotive body control modules and infotainment systems.
- Q: What is the logic family of the CD74AC623NS?
- A: It belongs to the 74AC (Advanced CMOS) logic family, offering high speed and low power.
- Q: What is the function of this IC?
- A: It is a non-inverting transceiver, allowing bidirectional data flow between two buses.
- Q: What is the output type?
- A: The outputs are 3-State, enabling high-impedance states for bus sharing.
- Q: What is the operating voltage range?
- A: It operates from 1.5V to 5.5V, providing flexibility for various supply levels.
- Q: What is the output current capability?
- A: It can source and sink 24mA, suitable for driving moderate loads.
- Q: What is the temperature range?
- A: It operates from -55°C to 125°C, making it suitable for extreme environments.
CD74AC623NS.pdf
- Q: What is the logic family of the CD74AC623NS?
- A: It belongs to the 74AC (Advanced CMOS) logic family, offering high speed and low power.
- Q: What is the function of this IC?
- A: It is a non-inverting transceiver, allowing bidirectional data flow between two buses.
- Q: What is the output type?
- A: The outputs are 3-State, enabling high-impedance states for bus sharing.
- Q: What is the operating voltage range?
- A: It operates from 1.5V to 5.5V, providing flexibility for various supply levels.
- Q: What is the output current capability?
- A: It can source and sink 24mA, suitable for driving moderate loads.
- Q: What is the temperature range?
- A: It operates from -55°C to 125°C, making it suitable for extreme environments.