Overview
The 74LVT244APW,118 is an octal buffer/line driver produced by Nexperia USA Inc. This integrated circuit is designed for high-speed operation with low power consumption, making it suitable for a variety of applications. It features 3-state outputs and can be used as two 4-bit buffers or one 8-bit buffer. The device is housed in a TSSOP20 package, ensuring space-efficient and surface-mountable integration. It operates within a wide supply voltage range of 2.7 to 3.6 V and is overvoltage tolerant up to 5.5 V, enhancing its reliability and versatility in different systems.
Key Specifications
| Parameter | Min | Max | Unit |
|---|---|---|---|
| VCC (DC supply voltage) | 2.7 | 3.6 | V |
| VI (Input voltage) | 0 | 5.5 | V |
| VIH (High-level input voltage) | 2.0 | V | |
| VIL (Low-level input voltage) | 0.8 | V | |
| IOH (High-level output current) | -32 | mA | |
| IOL (Low-level output current) | 32 | 64 (at f ≥ 1kHz) | mA |
| Tamb (Operating free-air temperature range) | -40 | +85 | °C |
| tPLH/tPHL (Propagation delay) | 1 | 5.1 | ns |
| tPZH/tPZL (Output enable time) | 1.1 | 6.7 | ns |
| tPHZ/tPLZ (Output disable time) | 1.9 | 6.7 | ns |
Key Features
- Octal bus interface: Allows for efficient data transfer in multiplexed systems.
- 3-state buffers: Ensure reliable signal transmission without interfering with other circuits.
- Output capability: +64 mA and -32 mA, suitable for driving various loads.
- Wide supply voltage range: Operates from 2.7 to 3.6 V, making it versatile for different voltage supply systems.
- Overvoltage tolerant inputs: Up to 5.5 V, enhancing reliability in diverse applications.
- Direct interface with TTL levels: Compatible with TTL logic levels.
- BiCMOS high speed and output drive: Provides rapid data processing and high output drive capability.
- IOFF circuitry: Partial Power-down mode operation for energy efficiency.
- Bus hold data inputs: Eliminates the need for external pull-up resistors to hold unused inputs.
- Live insertion and extraction permitted: Allows for easy installation and removal without system shutdown.
- Power-up 3-state: Ensures outputs are in a high-impedance state during power-up.
- No bus current loading when output is tied to 5 V bus: Reduces power consumption in certain configurations.
- Latch-up performance exceeds 500 mA per JESD 78 Class II Level B: High latch-up immunity.
- ESD protection: HBM JESD22-A114E exceeds 2000 V, MM JESD22-A115-A exceeds 200 V.
Applications
The 74LVT244APW,118 is versatile and finds applications across various industries, including:
- Data communication and networking: High-speed data transfer and reliable signal transmission.
- Industrial automation: Efficient and robust operation in industrial environments.
- Consumer electronics: Low power consumption and compact design suitable for consumer devices.
- Telecommunications: Reliable and efficient signal buffering and driving in telecom systems.
- Computing systems: High-speed data processing and low power consumption for computing applications.
Q & A
- What is the primary function of the 74LVT244APW,118?
The primary function is to act as an octal buffer/line driver with 3-state outputs, capable of being used as two 4-bit buffers or one 8-bit buffer.
- What is the operating voltage range of the 74LVT244APW,118?
The device operates within a voltage range of 2.7 to 3.6 V.
- What is the maximum output current capability of the 74LVT244APW,118?
The device can drive up to +64 mA and sink up to -32 mA.
- Is the 74LVT244APW,118 overvoltage tolerant?
Yes, it is overvoltage tolerant up to 5.5 V on the inputs.
- What package type is the 74LVT244APW,118 available in?
The device is housed in a TSSOP20 package.
- Does the 74LVT244APW,118 support live insertion and extraction?
Yes, it supports live insertion and extraction without system shutdown.
- What is the propagation delay of the 74LVT244APW,118?
The propagation delay (tPLH/tPHL) ranges from 1 to 5.1 ns.
- Does the 74LVT244APW,118 have ESD protection?
Yes, it has ESD protection with HBM JESD22-A114E exceeding 2000 V and MM JESD22-A115-A exceeding 200 V.
- What is the operating temperature range of the 74LVT244APW,118?
The device operates from -40°C to +85°C.
- Is the 74LVT244APW,118 compliant with any specific standards?
Yes, it complies with JEDEC standard JESD8C (2.7 V to 3.6 V).
- What are some common applications of the 74LVT244APW,118?
Common applications include data communication, networking, industrial automation, consumer electronics, and computing systems.
