SN74HC365N - Electronic component TEXAS INSTRUMENTS - Free user manual and instructions
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| Type of product | Hex buffer/line driver |
| Part number | SN74HC365N |
| Brand | Texas Instruments |
| Category | Electronic component |
| Logic family | 74HC (High-Speed CMOS) |
| Number of channels | 6 independent buffers |
| Output type | 3-state (high, low, high-impedance) |
| Polarity | Non-inverting |
| Supply voltage | 2 V to 6 V |
| Output current | ±4 mA (typical) |
| Propagation delay | Approx. 10 ns at 5 V (typical) |
| Input voltage range | 0 V to VCC |
| Operating temperature range | -40°C to +85°C |
| Mounting type | Through-hole (DIP-16) |
| Package dimensions | Approx. 19.3 × 6.35 × 4.57 mm |
| Weight | Approx. 1.1 g |
| Functions | Buffers input signals, provides 3-state outputs, line driving, bus isolation |
| Maintenance and cleaning | No regular maintenance; clean with isopropyl alcohol when disconnected |
| Safety | Observe ESD precautions; do not exceed absolute maximum ratings |
| Spare parts and repairability | Not repairable; replace the IC if faulty |
| General information | Reference datasheet for complete electrical specifications and application notes |
Frequently Asked Questions - SN74HC365N TEXAS INSTRUMENTS
What is the Texas Instruments SN74HC365N?
The SN74HC365N is a high-speed CMOS hex buffer/line driver with 3-state outputs. It contains six independent non-inverting buffers that can drive buses, amplify weak signals, and provide isolation between logic stages.
What is the operating voltage range of the SN74HC365N?
The recommended operating supply voltage is 2 V to 6 V. This makes it suitable for 3.3 V and 5 V digital systems, including TTL-compatible applications.
How does the 3-state output work?
Each output can assume one of three states: HIGH, LOW, or high-impedance (Hi-Z). The high-impedance state effectively disconnects the output from the bus, allowing multiple drivers to share the same line without contention.
What are the typical applications for the SN74HC365N?
Common uses include line driving, bus buffering, clock distribution, memory address buffering, and interfacing between high-impedance sources and digital loads.
Can I use this component with an Arduino running at 5 V?
Yes, the SN74HC365N is fully compatible with 5 V logic. Connect VCC to 5 V and GND to ground. The inputs accept standard 5 V TTL-level signals, and the outputs drive up to 4 mA continuously.
How do I enable or disable the outputs?
The device features output enable pins. Connect them to a logic LOW to activate the buffers, or a logic HIGH to disable the outputs and force them into the high-impedance state. Refer to the specific pinout for the exact enable pins.
What is the difference between the SN74HC365N and a standard buffer?
Unlike a standard buffer that always drives its output, the SN74HC365N includes 3-state output control. This allows the outputs to be completely disconnected, which is essential for multiplexed buses and bidirectional communication.
How should I handle the SN74HC365N to prevent ESD damage?
Use standard electrostatic discharge precautions: ground yourself with a wrist strap, work on a static-free mat, and store the IC in anti-static packaging. Avoid touching the pins unnecessarily.
What is the maximum supply voltage I can apply?
The absolute maximum VCC rating is 7 V. Operating above this limit can cause permanent damage. The recommended maximum is 6 V.
How do I maintain and clean this integrated circuit?
This component requires no regular maintenance. If it becomes contaminated, clean it with isopropyl alcohol only when it is disconnected from power. The IC is not repairable; if it fails, you should replace it.
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Product information
Brand : TEXAS INSTRUMENTS
Model : SN74HC365N
Category : Electronic component