Overview
The SN74LV367APWR, produced by Texas Instruments, is a hex buffer and line driver integrated circuit designed for operation over a wide voltage range of 2 V to 5.5 V. This device is part of the LV367A family and is specifically engineered to enhance the performance and density of 3-state memory address drivers, clock drivers, and bus-oriented receivers and transmitters. The SN74LV367APWR is organized as dual 4-line and 2-line buffers/drivers with active-low output-enable inputs, allowing for flexible control over output states.
Key Specifications
| Parameter | Test Conditions | Unit | Min | Max | |
|---|---|---|---|---|---|
| VCC Operation | V | 2 | 5.5 | ||
| Maximum tpd at 5 V | ns | 7 | |||
| VOH (IOH = –50 µA) | 2 V to 5.5 V | V | VCC – 0.1 | ||
| VOL (IOL = 50 µA) | 2 V to 5.5 V | V | 0.1 | ||
| Operating Free-Air Temperature | °C | –40 | 85 | ||
| High-Level Output Current (VCC = 2 V) | µA | –50 | |||
| Low-Level Output Current (VCC = 2 V) | µA | 50 | |||
| Input Transition Rise or Fall Rate (VCC = 2.3 V to 2.7 V) | ns/V | 200 |
Key Features
- VCC operation from 2 V to 5.5 V, making it versatile for various voltage environments.
- Maximum propagation delay (tpd) of 7 ns at 5 V, ensuring high-speed data transfer.
- Typical output ground bounce (VOLP) less than 0.8 V at VCC = 3.3 V and TA = 25°C, reducing noise.
- Support for mixed-mode voltage operation on all ports, enhancing flexibility in system design.
- Latch-up performance exceeds 250 mA per JESD 17, providing robust protection against latch-up.
- Active-low output-enable inputs (1OE and 2OE) for controlling output states.
- Partial power-down feature (Ioff) to disable outputs when the supply pin is at 0 V, minimizing current leakage.
Applications
- Output expansion in digital systems.
- LED matrix control.
- 7-segment display control.
- Memory address drivers.
- Clock drivers.
- Bus-oriented receivers and transmitters.
Q & A
- What is the voltage range for VCC operation of the SN74LV367APWR? The SN74LV367APWR operates over a VCC range of 2 V to 5.5 V.
- What is the maximum propagation delay at 5 V? The maximum propagation delay (tpd) at 5 V is 7 ns.
- What is the typical output ground bounce at VCC = 3.3 V and TA = 25°C? The typical output ground bounce (VOLP) is less than 0.8 V.
- Does the SN74LV367APWR support mixed-mode voltage operation? Yes, it supports mixed-mode voltage operation on all ports.
- What is the latch-up performance of the SN74LV367APWR? The latch-up performance exceeds 250 mA per JESD 17.
- How do the output-enable inputs function? The active-low output-enable inputs (1OE and 2OE) control the output states; when OE is low, the device passes noninverted data, and when OE is high, the outputs are in the high-impedance state.
- What is the partial power-down feature (Ioff) of the SN74LV367APWR? The partial power-down feature disables all outputs when the supply pin is held at 0 V, minimizing current leakage.
- What are the package options available for the SN74LV367APWR? The device is available in D (SOIC), DGV (TVSOP), NS (SOP), and PW (TSSOP) packages.
- What is the operating free-air temperature range of the SN74LV367APWR? The operating free-air temperature range is –40°C to 85°C.
- How does the input transition rise or fall rate affect the device? The input transition rise or fall rate affects the switching characteristics; for example, at VCC = 2.3 V to 2.7 V, the rate is 200 ns/V.
