Encyclopedia Entry: 74AC11240PWRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Gate Buffer/Driver
• Characteristics: High-speed, low-power, non-inverting, 3-state output
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Buffering and driving signals in digital circuits
• Packaging/Quantity: Tape and Reel, 2500 units per reel

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: 5.8 ns (typical)
• Output Drive Capability: ±24 mA
• Input Capacitance: 3 pF (typical)

Detailed Pin Configuration

The 74AC11240PWRG4 IC has a total of 20 pins arranged as follows:

+---\/---+ A1 --|1 20|-- VCC A2 --|2 19|-- B1 A3 --|3 18|-- B2 A4 --|4 17|-- B3 A5 --|5 16|-- B4 A6 --|6 15|-- B5 A7 --|7 14|-- B6 A8 --|8 13|-- B7 A9 --|9 12|-- B8 A10 --|10 11|-- B9 +--------+

Functional Features

• Non-inverting buffer/driver with 3-state outputs
• High-speed operation suitable for digital circuits
• Wide supply voltage range allows compatibility with various systems
• Low power consumption for energy-efficient designs
• 3-state output enables bus sharing and reduces contention

Advantages

• Fast propagation delay ensures quick signal transmission
• High output drive capability allows driving multiple loads
• Wide operating temperature range for versatile applications
• Small package size saves board space
• 3-state output facilitates efficient bus communication

Disadvantages

• Limited number of inputs and outputs (12 each)
• Requires external pull-up resistors for proper operation in some cases
• Not suitable for high-voltage applications (>6V)

Working Principles

The 74AC11240PWRG4 is a non-inverting buffer/driver IC that amplifies and drives digital signals. It operates by receiving input signals on its 12 input pins (A1 to A10, B1 to B9) and providing amplified versions of these signals on the corresponding output pins (B1 to B9). The 3-state output feature allows the outputs to be disabled, effectively disconnecting them from the circuit, which is useful for bus sharing scenarios.

Detailed Application Field Plans

The 74AC11240PWRG4 IC finds applications in various digital systems where buffering and driving of signals are required. Some common application fields include: - Microprocessor-based systems - Data communication networks - Memory interfaces - Industrial automation - Automotive electronics - Consumer electronics

Detailed Alternative Models

• 74ACT11240: Similar functionality but operates at higher speed and lower power supply voltage.
• 74HC11240: Compatible with CMOS logic levels and operates at higher voltage ranges.
• 74LS11240: Operates at lower speed but compatible with TTL logic levels.

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