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| Product attributes | Property Value |
| Manufacturer | ETEK MICROELECTRONICS |
| Product Series | |
| Packaging | Tape & Reel (TR) | |
| 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 | 7.8mA, 7.8mA |
| Voltage - Supply | 2V ~ 6V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 20-TSSOP (0.173", 4.40mm Width) |
The ET74HC245V is a high-speed octal bus transceiver from ETEK MICROELECTRONICS, designed for bidirectional data communication. It operates from 2V to 6V and provides 3-State outputs with 7.8mA drive capability. This non-inverting transceiver is ideal for bus interfacing, signal buffering, and level shifting in industrial and consumer electronics.
- Wide 2V to 6V Supply Range: Compatible with both 3.3V and 5V systems, simplifying design.
- 3-State Outputs: Allows bus isolation and prevents data contention.
- High-Speed CMOS Technology: Ensures fast propagation delays for high-frequency applications.
- Broad Temperature Range: Operates from -40°C to 85°C, suitable for industrial environments.
Bidirectional Bus Interfacing
Use the ET74HC245V to connect two data buses in microcontroller systems. The 3-State outputs and direction control allow seamless data flow between memory and peripherals.
Signal Buffering for High-Current Loads
With 7.8mA output current, this transceiver can buffer signals to drive multiple inputs, ensuring signal integrity across longer PCB traces.
Level Shifting in Mixed-Voltage Systems
Operating from 2V to 6V, it can interface between 3.3V and 5V logic, simplifying mixed-voltage designs without extra components.
Industrial Control Logic
In PLCs and industrial controllers, the ET74HC245V provides robust bidirectional communication between control logic and field devices.
Memory Address/Data Bus Isolation
Use the 3-State outputs to isolate the data bus during memory read/write cycles, preventing bus contention in complex systems.
Automotive ECU Communication
Its wide voltage range and -40°C to 85°C temperature tolerance make it suitable for automotive electronic control units.
- Q: What is the logic family of the ET74HC245V?
- A: The ET74HC245V is based on the 74HC logic family, offering high-speed CMOS performance.
- Q: What is the function of this IC?
- A: It is an octal bus transceiver with non-inverting outputs, ideal for bidirectional data flow.
- Q: How many channels does it have?
- A: It features 1 channel (8-bit) for data transmission between two buses.
- Q: What is the output type?
- A: The outputs are 3-State, allowing for bus isolation and multiplexing.
- Q: What is the operating voltage range?
- A: It operates from 2V to 6V, making it compatible with TTL and CMOS logic levels.
- Q: What package is available?
- A: It comes in a 20-TSSOP package with a 4.40mm width.
ET74HC245V.pdf
- Q: What is the logic family of the ET74HC245V?
- A: The ET74HC245V is based on the 74HC logic family, offering high-speed CMOS performance.
- Q: What is the function of this IC?
- A: It is an octal bus transceiver with non-inverting outputs, ideal for bidirectional data flow.
- Q: How many channels does it have?
- A: It features 1 channel (8-bit) for data transmission between two buses.
- Q: What is the output type?
- A: The outputs are 3-State, allowing for bus isolation and multiplexing.
- Q: What is the operating voltage range?
- A: It operates from 2V to 6V, making it compatible with TTL and CMOS logic levels.
- Q: What package is available?
- A: It comes in a 20-TSSOP package with a 4.40mm width.