onsemi MC74VHCT245ADWG
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.84 | $1.84 |
| 15+ | $1.78 | $26.70 |
| 25+ | $1.75 | $43.75 |
| 50+ | $1.65 | $82.50 |
| 100+ | $1.46 | $146.00 |
| N+ | $0.29 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | onsemi |
| Product Series | 74VHCT |
| Packaging | Factory | Tube |
| 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 | 8mA, 8mA |
| Voltage - Supply | 4.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 20-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 20-SOIC |
| ROHS |  |
The MC74VHCT245ADWG from onsemi is a non-inverting transceiver designed for bidirectional data transfer in 5V systems. Operating from 4.5V to 5.5V, it provides 1 channel with 3-State outputs on both sides, each capable of sourcing or sinking 8mA. Its 74VHCT family offers TTL-compatible inputs and high-speed performance. The 20-SOIC package is ideal for industrial and automotive applications. Typical uses include bus interfacing, level shifting, and memory read/write buffering.
- Bidirectional Data Transfer: Supports both transmit and receive modes, reducing component count in bus designs.
- TTL-Compatible Inputs: Directly interfaces with 5V TTL logic without additional circuitry.
- 3-State Outputs on Both Sides: Provides full bus isolation and prevents data contention.
- 8mA Output Drive: Ensures reliable signal transmission over moderate-length PCB traces.
- Industrial Temperature Range: -40°C to 85°C for robust operation in factory and automotive environments.
Bidirectional Bus Transceivers
This transceiver enables bidirectional data flow between two buses, such as a microcontroller and memory. The direction control pin selects the data path, while 3-State outputs allow disconnection when not active, preventing bus contention.
Level Shifting in Mixed-Voltage Systems
With TTL-compatible inputs and 5V operation, it can interface between 3.3V logic (with pull-ups) and 5V logic. This simplifies designs where legacy 5V peripherals must communicate with newer low-voltage controllers.
Data Acquisition Systems
In data acquisition, the transceiver buffers analog-to-digital converter outputs to a microprocessor bus. The 8mA drive capability ensures signal integrity over longer PCB traces, reducing noise in measurement systems.
Industrial Communication Interfaces
For industrial protocols like RS-485 or CAN, this transceiver can buffer the controller-side signals. Its 3-State feature allows multiple nodes to share the bus, essential for multi-drop networks.
Memory Read/Write Buffering
In memory systems, the transceiver handles bidirectional data lines between the CPU and memory array. The direction control synchronizes with read/write strobes, ensuring correct data flow during access cycles.
Automotive Body Electronics
Operating from -40°C to 85°C, this IC is suitable for automotive body control modules. It can buffer communication between the main ECU and peripheral modules like window lifts or lighting controllers.
- Q: What logic family is the MC74VHCT245ADWG?
- A: It belongs to the 74VHCT family, which combines high-speed CMOS with TTL-compatible inputs.
- Q: What is the function of this IC?
- A: It is a non-inverting transceiver with 1 channel, allowing bidirectional data transfer.
- Q: What is the output type?
- A: It features 3-State outputs on both sides, enabling controlled bus direction and isolation.
- Q: What is the operating voltage range?
- A: It operates from 4.5V to 5.5V, ideal for standard 5V logic systems.
- Q: What is the output current capability?
- A: It can source or sink 8mA per channel, suitable for driving bus lines and logic loads.
- Q: What package is available?
- A: It comes in a 20-SOIC (0.295", 7.50mm Width) package, suitable for surface-mount PCBs.
MC74VHCT245ADWG.pdf
- Q: What logic family is the MC74VHCT245ADWG?
- A: It belongs to the 74VHCT family, which combines high-speed CMOS with TTL-compatible inputs.
- Q: What is the function of this IC?
- A: It is a non-inverting transceiver with 1 channel, allowing bidirectional data transfer.
- Q: What is the output type?
- A: It features 3-State outputs on both sides, enabling controlled bus direction and isolation.
- Q: What is the operating voltage range?
- A: It operates from 4.5V to 5.5V, ideal for standard 5V logic systems.
- Q: What is the output current capability?
- A: It can source or sink 8mA per channel, suitable for driving bus lines and logic loads.
- Q: What package is available?
- A: It comes in a 20-SOIC (0.295", 7.50mm Width) package, suitable for surface-mount PCBs.
