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| Product attributes | Property Value |
| Manufacturer | Fairchild Semiconductor |
| Product Series | 74ACT |
| 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 | 4.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | 24-DIP (0.300", 7.62mm) |
| Supplier Device Package | 24-PDIP |
The 74ACT652SPC is a high-speed, non-inverting transceiver from Fairchild Semiconductor, designed for 5V systems. It features 3-State outputs and 24mA drive capability, making it ideal for bus-oriented applications. With a single channel (8-bit), it provides bidirectional data transfer between two buses. The 74ACT logic family ensures fast propagation delays and TTL-compatible inputs. Typical applications include memory interfacing, data buffering, and industrial control systems.
- High-Speed 74ACT Logic: Provides fast propagation delays, critical for high-frequency bus operation.
- 3-State Outputs: Allows multiple devices to share a bus without signal contention.
- 24mA Output Drive: Can drive heavily loaded buses and long traces, improving signal integrity.
- Wide Temperature Range (-40°C to 85°C): Suitable for industrial environments.
5V Bus Interfacing
Use the 74ACT652SPC to interface between two 5V data buses in legacy industrial equipment. The 3-State outputs prevent bus contention when multiple devices share the same lines.
Bidirectional Data Buffering
In microprocessor systems, this transceiver buffers address or data lines, providing non-inverting signal transfer with high drive capability (24mA) to maintain signal integrity over longer traces.
Memory Read/Write Control
Connect the transceiver between a memory controller and SRAM/DRAM array. The direction control pin allows seamless switching between read and write operations without additional logic.
Peripheral Expansion
Drive multiple peripheral devices from a single microcontroller port. The 3-State outputs allow the port to be shared with other functions when the transceiver is disabled.
Test Equipment Signal Routing
In automated test setups, route digital signals to different measurement points. The high-speed 74ACT family ensures minimal propagation delay, preserving signal timing.
Industrial Control Logic
Interface PLC I/O modules with 5V logic. The wide temperature range (-40°C to 85°C) ensures reliable operation in harsh factory environments.
- Q: What is the logic family of the 74ACT652SPC?
- A: It belongs to the 74ACT logic family, known for high-speed CMOS operation with TTL-compatible inputs.
- Q: What is the function of this IC?
- A: It is a non-inverting transceiver with 3-State outputs, allowing bidirectional data flow between two buses.
- Q: How many channels does it have?
- A: It has 1 channel (8-bit wide, typically counted as one transceiver function).
- Q: What is the output type?
- A: The outputs are 3-State, enabling connection to shared buses without contention.
- Q: What is the operating voltage range?
- A: It operates from 4.5V to 5.5V, making it suitable for 5V systems.
- Q: What package is available?
- A: It comes in a 24-DIP (0.300", 7.62mm) package.
74ACT652SPC.pdf
- Q: What is the logic family of the 74ACT652SPC?
- A: It belongs to the 74ACT logic family, known for high-speed CMOS operation with TTL-compatible inputs.
- Q: What is the function of this IC?
- A: It is a non-inverting transceiver with 3-State outputs, allowing bidirectional data flow between two buses.
- Q: How many channels does it have?
- A: It has 1 channel (8-bit wide, typically counted as one transceiver function).
- Q: What is the output type?
- A: The outputs are 3-State, enabling connection to shared buses without contention.
- Q: What is the operating voltage range?
- A: It operates from 4.5V to 5.5V, making it suitable for 5V systems.
- Q: What package is available?
- A: It comes in a 24-DIP (0.300", 7.62mm) package.