Reference: RBD-3873
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The IC 74245 Octal Bus Transceiver (Tri-State) is a high-speed TTL logic device designed to enable bidirectional data transfer between two buses. It features a direction (DIR) control input to determine the data flow direction and an enable (OE) pin for tri-state control, allowing efficient bus management in microprocessor and memory interface systems. With high-current output capability, the 74245 ensures strong signal driving performance, making it suitable for applications requiring reliable data communication between subsystems. The tri-state operation allows multiple devices to share the same data lines without interference. Packaged in a 20-pin DIP form, this IC is a staple in digital design, providing stability, performance, and versatility in data routing applications. Featured By RoboticsBD.
Product Images are shown for illustrative purposes only and may differ from the actual product.
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Octal bus transceiver for bidirectional data transfer between two buses.
Direction and enable control inputs for flexible data routing.
TTL-compatible logic ensures reliable interfacing with standard systems.
High-current drive capability suitable for heavy logic loads.
Tri-state outputs allow multiple devices on a shared bus.
Compact 20-pin DIP package for prototyping and circuit integration.
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Microprocessor and memory system bus interfacing.
Bidirectional data transfer in communication systems.
Logic-level data routing and buffer control.
Shared bus management in multi-device systems.
Educational and experimental digital design applications.
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| General Specifications | |
| IC Type | Octal Bus Transceiver (Tri-State) |
| Logic Family | TTL |
| Number of Channels | 8 |
| Data Direction Control | DIR Input |
| Output Enable | OE (Active Low) |
| Operation Mode | Bidirectional |
| Supply Voltage | 4.75V – 5.25V |
| Logic Compatibility | TTL |
| Output Drive Capability | 15 TTL Loads |
| Propagation Delay | 15 ns typical |
| Output Type | Tri-State |
| Package Type | DIP-20 |
| Operating Temperature Range | 0°C to +70°C |
| Typical Supply Current | 8 mA |
| Shipment Weight | 0.0016 kg |
| Shipment Dimensions | 4 × 3 × 3 cm |
Please allow 5% measuring deviation due to manual measurement.
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1 x IC 74245 Octal Bus Transceiver (Bidirectional)
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