SN74AHC125QPWRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Driver
• Characteristics: High-speed, low-power, quad-channel buffer/driver
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Logic Level Translator
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2 V to 5.5 V
• Input Voltage Range: 0 V to VCC
• Output Voltage Range: 0 V to VCC
• High-Level Input Voltage: 0.7 x VCC to VCC
• Low-Level Input Voltage: 0 V to 0.3 x VCC
• High-Level Output Voltage: 0.9 x VCC to VCC
• Low-Level Output Voltage: 0 V to 0.1 x VCC
• Maximum Operating Frequency: 100 MHz
• Number of Channels: 4

Detailed Pin Configuration

The SN74AHC125QPWRG4 has a total of 14 pins, which are assigned as follows:

• Pin 1: Output Y1
• Pin 2: Input A1
• Pin 3: Enable G1
• Pin 4: Ground (GND)
• Pin 5: Output Y2
• Pin 6: Input A2
• Pin 7: Enable G2
• Pin 8: VCC (Positive Power Supply)
• Pin 9: Output Y3
• Pin 10: Input A3
• Pin 11: Enable G3
• Pin 12: Output Y4
• Pin 13: Input A4
• Pin 14: Enable G4

Functional Features

• Quad-channel buffer/driver with independent enable control for each channel
• Translates logic levels between different voltage domains
• High-speed operation with low power consumption
• Compatible with CMOS and TTL input levels
• Provides output current drive capability

Advantages and Disadvantages

Advantages: - Allows interfacing between devices operating at different voltage levels - Low power consumption - High-speed operation - Independent enable control for each channel provides flexibility in system design

Disadvantages: - Limited number of channels (4) - Not suitable for applications requiring a large number of buffer/driver channels

Working Principles

The SN74AHC125QPWRG4 is a quad-channel buffer/driver IC that operates as a logic level translator. It allows the translation of logic signals between different voltage domains, enabling communication between devices operating at different voltage levels. Each channel has an independent enable control, providing flexibility in system design.

The IC is designed to operate at high speeds while consuming low power. It is compatible with both CMOS and TTL input levels, making it suitable for a wide range of applications.

Detailed Application Field Plans

The SN74AHC125QPWRG4 can be used in various applications, including:

1. Level shifting in mixed-voltage systems
2. Interfacing between microcontrollers and peripheral devices
3. Signal buffering in communication systems
4. Logic level translation in industrial automation
5. Interface conversion in automotive electronics

Detailed and Complete Alternative Models

1. SN74AHC125QDRQ1: Similar to SN74AHC125QPWRG4 but available in SOIC package
2. SN74LVC125APW: Quad-channel buffer/driver with 3.3 V to 5 V voltage range
3. SN74LV1T34DBVR: Single-channel buffer/driver with 1.65 V to 5.5 V voltage range
4. SN74HC125N: Quad-channel buffer/driver with TTL input levels

These alternative models offer similar functionality and can be considered based on specific requirements and availability.

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