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| Product attributes | Property Value |
| Manufacturer | Harris Corporation |
| Product Series | |
| Packaging | Bulk | |
| Part Status | Active |
| Logic Type | Transceiver, Non-Inverting |
| Number of Elements | 2 |
| Number of Bits per Element | 8 |
| Input Type | - |
| Output Type | 3-State |
| Current - Output High, Low | 24mA, 24mA |
| Voltage - Supply | 4.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 56-BSSOP (0.295", 7.50mm Width) |
| Supplier Device Package | 56-BSSOP (0.295", 7.50mm Width) |
The CD74FCT162646ATSM is a high-speed, non-inverting transceiver from Harris Corporation, designed for 5V logic systems. It features 2 channels with 3-State outputs, providing bidirectional data flow with bus isolation capability. Operating from 4.5V to 5.5V, it delivers 24mA of output current, making it suitable for driving heavy loads. This IC is ideal for bus interfacing, memory buffering, and industrial control applications where reliable signal transmission is critical.
- High-Speed 74FCT Logic Family: Ensures fast propagation delays, critical for high-performance computing and communication systems.
- 3-State Outputs: Allows multiple devices to share a common bus without data contention, simplifying system design.
- 24mA Output Drive: Provides sufficient current to drive multiple loads, reducing the need for additional buffer stages.
- Wide Operating Temperature Range (-40°C to 85°C): Guarantees reliable operation in industrial and automotive environments.
Bidirectional Bus Interfacing
Use the CD74FCT162646ATSM to interface between two 5V data buses. Its 3-State outputs and non-inverting transceiver function allow data to flow in either direction without signal inversion, simplifying bus design.
High-Density Backplane Drivers
In telecom or networking equipment, this transceiver can drive high-capacitance backplane traces. The 24mA output current ensures signal integrity over longer distances and multiple connector points.
Memory Address/Data Buffering
Buffer address or data lines between a 5V memory controller and memory array. The 3-State outputs allow the controller to release the bus when not in use, enabling other devices to access memory.
Level Shifting in Mixed-Voltage Systems
While designed for 5V, its inputs can tolerate 3.3V logic levels when pulled up. This allows interfacing 3.3V microcontrollers with 5V peripherals, providing a simple level-shifting solution.
Industrial Control I/O Expansion
In PLCs or industrial controllers, use this IC to buffer and drive control signals to multiple actuators or sensors. The wide operating temperature range (-40°C to 85°C) ensures reliable operation in harsh environments.
Redundant System Bus Isolation
Implement bus isolation in fault-tolerant systems. By controlling the 3-State enable pins, you can electrically disconnect a faulty subsystem from the main bus, preventing system-wide failures.
- Q: What is the logic family of the CD74FCT162646ATSM?
- A: It belongs to the 74FCT logic family, offering high-speed performance for 5V systems.
- Q: What is the function of this IC?
- A: It is a non-inverting transceiver with 2 channels, ideal for bidirectional bus communication.
- Q: What is the output type?
- A: It features 3-State outputs, allowing connection to a shared bus without contention.
- Q: What is the operating voltage range?
- A: It operates from 4.5V to 5.5V, making it suitable for standard 5V logic applications.
- Q: What is the output current capability?
- A: It can source and sink 24mA, enabling it to drive multiple loads or bus lines.
- Q: What package is available?
- A: It comes in a 56-BSSOP (0.295", 7.50mm Width) package.
CD74FCT162646ATSM.pdf
- Q: What is the logic family of the CD74FCT162646ATSM?
- A: It belongs to the 74FCT logic family, offering high-speed performance for 5V systems.
- Q: What is the function of this IC?
- A: It is a non-inverting transceiver with 2 channels, ideal for bidirectional bus communication.
- Q: What is the output type?
- A: It features 3-State outputs, allowing connection to a shared bus without contention.
- Q: What is the operating voltage range?
- A: It operates from 4.5V to 5.5V, making it suitable for standard 5V logic applications.
- Q: What is the output current capability?
- A: It can source and sink 24mA, enabling it to drive multiple loads or bus lines.
- Q: What package is available?
- A: It comes in a 56-BSSOP (0.295", 7.50mm Width) package.