MAX968ESA

Product Overview

• Category: Integrated Circuit (IC)
• Use: Amplifier
• Characteristics: Low-power, Rail-to-Rail Output, Single-Supply Operation
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: MAX968ESA is a low-power amplifier IC designed for single-supply operation with rail-to-rail output capability.
• Packaging/Quantity: Available in tubes or tape and reel packaging, with a quantity of 250 units per tube/reel.

Specifications

• Supply Voltage: 2.7V to 11V
• Input Offset Voltage: ±1mV (maximum)
• Gain Bandwidth Product: 1MHz
• Slew Rate: 0.5V/µs
• Input Bias Current: 1pA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX968ESA has the following pin configuration:

```

---

| | --| IN+ OUT |-- Pin 1: Non-Inverting Input (+) --| IN- GND |-- Pin 2: Inverting Input (-) / Ground --| V+ NC |-- Pin 3: Positive Supply Voltage --| NC NC |-- Pin 4: Not Connected --| NC NC |-- Pin 5: Not Connected --| NC NC |-- Pin 6: Not Connected --| NC NC |-- Pin 7: Not Connected --| V- NC |-- Pin 8: Negative Supply Voltage |___________| ```

Functional Features

• Low-power consumption makes it suitable for battery-powered applications.
• Rail-to-rail output allows for maximum utilization of the supply voltage range.
• Single-supply operation simplifies circuit design and reduces component count.

Advantages

• Wide operating voltage range allows for flexibility in various applications.
• Rail-to-rail output ensures accurate signal reproduction even at the extremes of the supply voltage.
• Low input offset voltage minimizes errors in amplification.

Disadvantages

• Limited gain bandwidth product may restrict its use in high-frequency applications.
• Relatively low slew rate may result in slower response times compared to other amplifiers.

Working Principles

The MAX968ESA is a voltage amplifier that takes an input signal and amplifies it with a gain determined by external resistors. It operates on a single supply voltage, allowing for easy integration into various circuits. The rail-to-rail output capability ensures that the amplified signal accurately represents the input signal, even when the input approaches the supply voltage limits.

Detailed Application Field Plans

The MAX968ESA can be used in a wide range of applications, including:

1. Audio Amplification: Provides amplification for audio signals in portable devices, headphones, and small speakers.
2. Sensor Signal Conditioning: Amplifies weak sensor signals for further processing in industrial control systems.
3. Battery-Powered Systems: Suitable for low-power applications where battery life is critical, such as handheld instruments and wireless communication devices.

Alternative Models

Here are some alternative models that offer similar functionality:

1. LMV321: Low-voltage, rail-to-rail output amplifier from Texas Instruments.
2. MCP6001: Single-supply, rail-to-rail input/output amplifier from Microchip Technology.
3. TS922: Dual operational amplifier with rail-to-rail input/output from STMicroelectronics.

These alternatives provide options for different performance requirements and price points.

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