Encyclopedia Entry: 74AC11244DBR

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: High-speed, low-power, non-inverting, 3-state output
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: The 74AC11244DBR is a high-performance buffer/line driver IC designed for use in various digital applications.
• Packaging/Quantity: Available in reels of 2500 units.

Specifications

• Logic Family: AC
• Number of Inputs: 12
• Number of Outputs: 12
• Supply Voltage Range: 2V to 6V
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 4.5 ns (typical)
• Output Drive Capability: ±24 mA
• Output Voltage Level: TTL compatible

Detailed Pin Configuration

The 74AC11244DBR IC has a total of 48 pins arranged as follows:

┌───┬───┐ A1 ─┤1 └─ 48├─ VCC B1 ─┤2 47├─ GND A2 ─┤3 46├─ B2 B2 ─┤4 45├─ A2 A3 ─┤5 44├─ B3 B3 ─┤6 43├─ A3 A4 ─┤7 42├─ B4 B4 ─┤8 41├─ A4 A5 ─┤9 40├─ B5 B5 ─┤10 39├─ A5 A6 ─┤11 38├─ B6 B6 ─┤12 37├─ A6 OE ─┤13 36├─ B7 Y1 ─┤14 35├─ A7 GND ─┤15 34├─ B8 Y2 ─┤16 33├─ A8 G1 ─┤17 32├─ B9 G2 ─┤18 31├─ A9 Y3 ─┤19 30├─ B10 GND ─┤20 29├─ A10 Y4 ─┤21 28├─ B11 G3 ─┤22 27├─ A11 Y5 ─┤23 26├─ B12 GND ─┤24 25├─ A12 └───┴───┘

Functional Features

• Non-inverting buffer/line driver with 3-state outputs.
• High-speed operation suitable for various digital applications.
• Low power consumption, making it energy-efficient.
• TTL compatible output voltage levels ensure compatibility with other logic devices.

Advantages and Disadvantages

Advantages: - High-speed performance enables efficient data transmission. - Low power consumption reduces energy usage. - 3-state outputs allow for bus sharing and easy interfacing with multiple devices. - Wide supply voltage range provides flexibility in different applications.

Disadvantages: - Limited output drive capability may not be suitable for high-current applications. - TSSOP package may require careful handling during assembly.

Working Principles

The 74AC11244DBR is a buffer/line driver IC that amplifies and buffers digital signals. It operates by receiving input signals on the A1-A12 pins and providing amplified outputs on the Y1-Y12 pins. The OE (Output Enable) pin controls the 3-state outputs, allowing the IC to be connected to a shared bus without interfering with other devices. The IC operates within a specified supply voltage range and converts input logic levels into TTL compatible output voltage levels.

Detailed Application Field Plans

The 74AC11244DBR IC finds applications in various digital systems, including:

1. Data communication systems
2. Memory interfaces
3. Address decoding circuits
4. Bus drivers
5. Clock distribution networks
6. Signal buffering in microcontrollers

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the 74AC11244DBR IC are