Encyclopedia Entry: 74AC11244PW

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Logic Buffer/Line Driver
• Characteristics: High-speed, low-power, non-inverting, 3-state output
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: The 74AC11244PW is a 16-bit buffer/driver IC designed to provide high-speed signal amplification and buffering capabilities.
• Packaging/Quantity: Available in reels or tubes, with varying quantities depending on the supplier.

Specifications

• Logic Family: AC
• Number of Bits: 16
• Input Voltage: 2V - 6V
• Output Voltage: 0V - VCC
• Propagation Delay: 5.5 ns (typical)
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage: 2V - 6V
• Output Current: ±24mA

Detailed Pin Configuration

The 74AC11244PW has a total of 48 pins, arranged as follows:

┌───┬───┐ A1 -- │1 └─ 48│ -- VCC B1 -- │2 47│ -- OE# Y1 -- │3 46│ -- A2 GND -- │4 45│ -- B2 Y2 -- │5 44│ -- Y15 A3 -- │6 43│ -- GND B3 -- │7 42│ -- Y14 Y3 -- │8 41│ -- A4 GND -- │9 40│ -- B4 Y4 -- │10 39│ -- Y13 A5 -- │11 38│ -- GND B5 -- │12 37│ -- Y12 Y5 -- │13 36│ -- A6 GND -- │14 35│ -- B6 Y6 -- │15 34│ -- Y11 A7 -- │16 33│ -- GND B7 -- │17 32│ -- Y10 Y7 -- │18 31│ -- A8 GND -- │19 30│ -- B8 Y8 -- │20 29│ -- Y9 VCC -- │21 28│ -- GND OE# -- │22 27│ -- Y16 A9 -- │23 26│ -- B16 B9 -- │24 25│ -- Y17 └───┴───┘

Functional Features

• Non-inverting buffer/driver with 3-state outputs
• High-speed operation, suitable for applications requiring fast signal amplification
• Low power consumption, making it energy-efficient
• Wide operating voltage range, allowing compatibility with various systems
• 3-state outputs enable multiple devices to share a common bus without interference

Advantages and Disadvantages

Advantages: - High-speed operation ensures efficient signal amplification - Low power consumption reduces energy usage - Wide operating voltage range enhances compatibility - 3-state outputs facilitate bus sharing in multi-device systems

Disadvantages: - Limited output current may not be suitable for high-power applications - Propagation delay may affect real-time applications with strict timing requirements

Working Principles

The 74AC11244PW operates as a non-inverting buffer/driver, amplifying and buffering input signals to provide stronger output signals. It utilizes 3-state outputs, which allow the device to be in one of three states: high impedance (disconnected), logic high, or logic low. This feature enables multiple devices to share a common bus without causing interference.

Detailed Application Field Plans

The 74AC11244PW is commonly used in various digital systems and applications, including:

1. Microprocessors and microcontrollers
2. Data communication systems
3. Memory interfaces
4. Industrial automation
5. Automotive electronics
6. Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74AC11244PW include:

1. SN74ACT244: Texas Instruments
2. MC74AC244: ON Semiconductor
3. CD74AC244: Texas Instruments
4. 74HCT244: NXP Semiconductors
5. 74LS244: Fairchild Semiconductor

These alternative