Overview
The 74ACT16244DLR, produced by Texas Instruments, is a 16-bit buffer/line driver designed to enhance the performance and density of various digital systems. This component is part of the Texas Instruments Widebus™ family and is optimized for use in 3-state memory address drivers, clock drivers, and bus-oriented receivers and transmitters. It can be configured as four 4-bit buffers, two 8-bit buffers, or one 16-bit buffer, providing true outputs and symmetrical (active-low) output-enable inputs.
Key Specifications
| Parameter | Min | Max | Unit |
|---|---|---|---|
| Supply Voltage (VCC) | 4.5 | 5.5 | V |
| High-Level Input Voltage (VIH) | 2 | 2 | V |
| Low-Level Input Voltage (VIL) | 0.8 | 0.8 | V |
| Input Voltage (VI) | 0 | VCC | V |
| Output Voltage (VO) | 0 | VCC | V |
| High-Level Output Current (IOH) | -24 | -24 | mA |
| Low-Level Output Current (IOL) | 24 | 24 | mA |
| Operating Temperature Range | -40 | 85 | °C |
| Package Type | SSOP-48 |
Key Features
- Members of the Texas Instruments Widebus™ family
- TTL-voltage compatible inputs
- 3-state outputs to drive bus lines or buffer memory address registers
- Flow-through architecture to optimize PCB layout
- Distributed VCC and GND pin configurations to minimize high-speed switching noise
- EPIC™ (Enhanced-Performance Implanted CMOS) 1-μm process
- 500-mA typical latch-up immunity at 125°C
- Available in various package options including SSOP, DGG, and WD packages.
Applications
The 74ACT16244DLR is suitable for a variety of applications, including:
- 3-state memory address drivers
- Clock drivers
- Bus-oriented receivers and transmitters
- High-density digital systems requiring efficient buffer and line driver functionality
Q & A
- What is the primary function of the 74ACT16244DLR?
The primary function is to act as a 16-bit buffer/line driver, capable of being used as four 4-bit buffers, two 8-bit buffers, or one 16-bit buffer.
- What is the operating voltage range for the 74ACT16244DLR?
The operating voltage range is from 4.5V to 5.5V.
- What are the key features of the 74ACT16244DLR?
Key features include TTL-voltage compatible inputs, 3-state outputs, flow-through architecture, and distributed VCC and GND pin configurations.
- What are the typical applications for the 74ACT16244DLR?
Typical applications include 3-state memory address drivers, clock drivers, and bus-oriented receivers and transmitters.
- What is the operating temperature range for the 74ACT16244DLR?
The operating temperature range is from -40°C to 85°C.
- What package types are available for the 74ACT16244DLR?
Available package types include SSOP-48, DGG, and WD packages.
- What is the significance of the EPIC™ process in the 74ACT16244DLR?
The EPIC™ (Enhanced-Performance Implanted CMOS) 1-μm process enhances performance and reduces noise.
- How does the flow-through architecture benefit the PCB layout?
The flow-through architecture optimizes PCB layout by aligning the input and output pins, making it easier to design and layout the board.
- What is the latch-up immunity of the 74ACT16244DLR?
The 74ACT16244DLR has a typical latch-up immunity of 500 mA at 125°C.
- Is the 74ACT16244DLR RoHS compliant?
Yes, the 74ACT16244DLR is RoHS compliant.
