Overview
The SN74HC365NSR is a hex buffer and line driver integrated circuit produced by Texas Instruments. This device is part of the 74HC series and is designed to enhance the performance and density of various digital circuits. It features six independent buffers with 3-state outputs, making it suitable for applications such as memory address drivers, clock drivers, and bus-oriented receivers and transmitters. Although the device is now obsolete, its specifications and features remain relevant for existing designs and legacy systems.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCC (Supply Voltage) | 2 | 5 | 6 | V |
| VIH (High-level Input Voltage) | 1.5 (VCC=2V), 3.15 (VCC=4.5V), 4.2 (VCC=6V) | - | - | V |
| VIL (Low-level Input Voltage) | 0.5 (VCC=2V), 1.35 (VCC=4.5V), 1.8 (VCC=6V) | - | - | V |
| IOH (Output High Current) | - | - | 7.8 | mA |
| IOL (Output Low Current) | - | - | 7.8 | mA |
| ICC (Quiescent Supply Current) | - | - | 80 | μA |
| tpd (Propagation Delay) | 10 (VCC=2V), 12 (VCC=4.5V), 10 (VCC=6V) | - | - | ns |
| Operating Temperature | -40 | - | 85 | °C |
| Package | - | - | 16-SOIC (0.209", 5.30mm Width) | - |
Key Features
- Wide operating voltage range of 2 V to 6 V
- High-current 3-state outputs capable of driving bus lines, buffer-memory address registers, or up to 15 LSTTL loads
- True outputs (non-inverting)
- Low power consumption with a maximum ICC of 80 μA
- Typical propagation delay of 10 ns
- ±6-mA output drive at 5V
- Low input current of 1 μA max
- Dual-gated output-enable (OE1 and OE2) inputs for controlling the output state
- High-impedance state when either OE pin is high
Applications
- Memory address drivers
- Clock drivers
- Bus-oriented receivers and transmitters
- General-purpose buffering and driving in digital circuits
Q & A
- What is the SN74HC365NSR used for?
The SN74HC365NSR is used as a hex buffer and line driver in digital circuits, particularly for memory address drivers, clock drivers, and bus-oriented receivers and transmitters.
- What is the operating voltage range of the SN74HC365NSR?
The operating voltage range is from 2 V to 6 V.
- How many buffers does the SN74HC365NSR contain?
The device contains six independent buffers with 3-state outputs.
- What is the maximum output current of the SN74HC365NSR?
The maximum output current is 7.8 mA for both high and low states.
- What is the typical propagation delay of the SN74HC365NSR?
The typical propagation delay is 10 ns.
- How does the output-enable feature work on the SN74HC365NSR?
The outputs are in the high-impedance state when either of the output-enable (OE1 and OE2) pins are set to the high state.
- What is the package type of the SN74HC365NSR?
The package type is 16-SOIC (0.209", 5.30mm Width).
- Is the SN74HC365NSR RoHS compliant?
Yes, the SN74HC365NSR is RoHS compliant.
- What is the operating temperature range of the SN74HC365NSR?
The operating temperature range is from -40°C to 85°C.
- Why is the SN74HC365NSR considered obsolete?
The SN74HC365NSR is considered obsolete because Texas Instruments has discontinued its production.
