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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| 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 | Surface Mount |
| Package / Case | 28-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 28-SOIC |
The 74ACT11478DW from Texas Instruments is a single-channel, non-inverting transceiver in the 74ACT logic family. It operates from 4.5V to 5.5V and features 3-State outputs with 24mA sink/source current. This device is designed for bidirectional bus communication in 5V systems, including data acquisition, automotive ECUs, and networking equipment. Its 28-SOIC package and wide temperature range make it a versatile choice for industrial and automotive applications.
- 74ACT Technology: Combines high speed with low power consumption.
- 3-State Outputs: Enables safe bus sharing and isolation.
- 24mA Drive Capability: Ensures reliable signal integrity.
- Wide Operating Temperature: Suitable for automotive and industrial environments.
- TTL-Compatible Inputs: Easy interface with legacy logic.
Bidirectional Bus Drivers
The 74ACT11478DW is ideal for driving a single bidirectional data line between two logic blocks. Its 3-State output prevents bus contention when multiple drivers share the same line.
Level Shifting in Mixed-Voltage Systems
With TTL-compatible inputs and 5V operation, this transceiver can interface between 3.3V and 5V logic families, simplifying mixed-voltage designs.
Data Acquisition Systems
In DAQ systems, this IC buffers data between an ADC and a microcontroller. The 24mA output drive ensures reliable signal transmission over short PCB traces.
Automotive ECU Communication
For automotive electronic control units, the 74ACT11478DW provides robust signal buffering between sensors and the main processor, operating reliably from -40°C to 85°C.
Networking Equipment
In routers and switches, this transceiver manages control signals between management processors and line cards, ensuring clean, non-inverted data flow.
FPGA Configuration Interfaces
Use this device to buffer configuration data between an FPGA and a configuration memory device, providing the necessary drive strength and 3-State isolation.
- Q: What logic family does the 74ACT11478DW belong to?
- A: It is part of the 74ACT family, which combines advanced CMOS technology with TTL-compatible inputs.
- Q: What is the function of this device?
- A: It is a single-channel, non-inverting transceiver with 3-State outputs, designed for bidirectional data transfer.
- Q: What is the supply voltage range?
- A: The device operates from 4.5V to 5.5V, suitable for standard 5V logic systems.
- Q: How many channels are available?
- A: It has 1 channel, providing a simple bidirectional data path.
- Q: What is the output type?
- A: The outputs are 3-State, allowing the device to be disconnected from the bus when not active.
- Q: What package is used?
- A: It comes in a 28-SOIC (0.295", 7.50mm Width) package.
74ACT11478DW.pdf
- Q: What logic family does the 74ACT11478DW belong to?
- A: It is part of the 74ACT family, which combines advanced CMOS technology with TTL-compatible inputs.
- Q: What is the function of this device?
- A: It is a single-channel, non-inverting transceiver with 3-State outputs, designed for bidirectional data transfer.
- Q: What is the supply voltage range?
- A: The device operates from 4.5V to 5.5V, suitable for standard 5V logic systems.
- Q: How many channels are available?
- A: It has 1 channel, providing a simple bidirectional data path.
- Q: What is the output type?
- A: The outputs are 3-State, allowing the device to be disconnected from the bus when not active.
- Q: What package is used?
- A: It comes in a 28-SOIC (0.295", 7.50mm Width) package.