SN74AHC1G125DBVT

Product Overview

• Category: Integrated Circuit
• Use: Buffer/Driver
• Characteristics: Single Gate, Non-Inverting, Tri-State Output
• Package: SOT-23 (DBV)
• Essence: High-Speed CMOS Logic
• Packaging/Quantity: Tape and Reel, 3000 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
• Maximum Operating Frequency: 50 MHz
• Propagation Delay: 4.5 ns (typical)
• Output Drive Capability: ±8 mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74AHC1G125DBVT has a total of 5 pins:

1. GND: Ground pin
2. OE: Output Enable pin
3. A: Input pin
4. Y: Output pin
5. VCC: Power supply pin

Functional Features

• Non-inverting buffer with tri-state output
• Allows bidirectional data flow
• Provides high-speed logic level translation
• Supports mixed-voltage systems
• Enables bus buffering between devices operating at different voltage levels

Advantages and Disadvantages

Advantages: - Small package size allows for space-saving designs - Low power consumption - Wide operating voltage range - High-speed operation - Tri-state output provides flexibility in controlling the output state

Disadvantages: - Limited output drive capability - Not suitable for high-current applications - May require additional components for certain applications

Working Principles

The SN74AHC1G125DBVT is based on high-speed CMOS technology. It operates as a non-inverting buffer with a tri-state output. The input signal is amplified and inverted, and the output can be enabled or disabled using the OE pin. When the OE pin is high, the output is in the high-impedance state, allowing multiple devices to share the same bus without interference.

Detailed Application Field Plans

The SN74AHC1G125DBVT is commonly used in various applications, including:

1. Level shifting: It enables communication between devices operating at different voltage levels, such as microcontrollers and sensors.
2. Bus buffering: It provides isolation and protection for sensitive components by acting as a buffer between the bus and the device.
3. Signal amplification: It amplifies weak signals to ensure proper signal integrity and transmission over long distances.
4. Logic level translation: It facilitates communication between devices with different logic voltage levels, ensuring compatibility and seamless operation.

Detailed and Complete Alternative Models

1. SN74AHC1G126DBVT: Similar to SN74AHC1G125DBVT, but with an additional OE inversion feature.
2. SN74LVC1G125DBVR: Low-voltage version of SN74AHC1G125DBVT, compatible with 1.65 V to 5.5 V supply voltage range.
3. SN74HCT1G125DBVR: High-speed CMOS/TTL-compatible version of SN74AHC1G125DBVT, suitable for mixed-logic systems.

These alternative models offer similar functionality and can be used as substitutes depending on specific requirements and design constraints.

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