Overview
The AD8544ARZ-REEL is a quad operational amplifier produced by Analog Devices Inc. It is a rail-to-rail input and output, single-supply amplifier designed for low power consumption and high performance. The AD8544 is optimized for operation from a single supply voltage ranging from 2.7V to 5.5V, making it suitable for a variety of applications including battery-powered devices. With a bandwidth of 1MHz and a supply current of only 45μA per amplifier, this device is ideal for applications requiring low power and high accuracy.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Number of Amplifiers | 4 | |
| Supply Voltage Range | 2.7V to 5.5V | |
| Bandwidth | 1MHz | |
| Supply Current per Amplifier | 45μA | |
| Input Offset Voltage | 1mV max | VS = 2.7V, VCM = 1.35V, TA = 25°C |
| Input Bias Current | 4pA max | VS = 2.7V, VCM = 1.35V, TA = 25°C |
| Common-Mode Rejection Ratio (CMRR) | 45dB typ | VCM = 0 V to 2.7V, VS = 2.7V, TA = 25°C |
| Slew Rate | 0.75V/μs | RL = 100Kohm, VS = 2.7V, VCM = 1.35V, TA = 25°C |
| Gain Bandwidth Product (GBP) | 980kHz | VS = 2.7V, VCM = 1.35V, TA = 25°C |
| Operating Temperature Range | -40°C to +125°C | |
| Package Type | 14-lead SOIC-N | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- Rail-to-Rail Input and Output: Allows for full use of the supply voltage range, making it ideal for single-supply systems.
- Low Supply Current: Only 45μA per amplifier, suitable for battery-powered devices.
- High Bandwidth: 1MHz bandwidth at low current consumption.
- No Phase Reversal: Ensures stable operation without phase reversal.
- Low Input Bias Current: 4pA, enabling use in high source impedance applications.
- High Slew Rate: 0.75V/μs, ensuring fast response times.
- Unity Gain Stable: Stable operation at unity gain.
- Low Voltage Noise Density: 38nV/√Hz at f = 10kHz.
- AEC-Q100 Qualified: Suitable for automotive applications.
Applications
- ASIC Input or Output Amplifiers: Ideal for buffering ASICs in single-supply systems.
- Sensor Interfaces: Suitable for interfacing with various sensors due to its low input bias current.
- Piezoelectric Transducer Amplifiers: Used in applications involving piezoelectric sensors.
- Medical Instrumentation: Applicable in medical devices requiring low power and high accuracy.
- Mobile Communications: Used in mobile communication devices for signal amplification.
- Audio Outputs: Suitable for audio applications requiring low noise and high fidelity.
- Portable Systems: Ideal for battery-powered portable systems.
Q & A
- What is the supply voltage range of the AD8544ARZ-REEL?
The AD8544ARZ-REEL operates from a single supply voltage ranging from 2.7V to 5.5V.
- How many amplifiers are included in the AD8544ARZ-REEL?
The AD8544ARZ-REEL is a quad operational amplifier, meaning it includes four amplifiers.
- What is the bandwidth of the AD8544ARZ-REEL?
The bandwidth of the AD8544ARZ-REEL is 1MHz.
- What is the typical supply current per amplifier for the AD8544ARZ-REEL?
The typical supply current per amplifier is 45μA.
- What is the input offset voltage of the AD8544ARZ-REEL?
The input offset voltage is 1mV max at VS = 2.7V, VCM = 1.35V, and TA = 25°C.
- What is the slew rate of the AD8544ARZ-REEL?
The slew rate is 0.75V/μs at RL = 100Kohm, VS = 2.7V, VCM = 1.35V, and TA = 25°C.
- What is the common-mode rejection ratio (CMRR) of the AD8544ARZ-REEL?
The CMRR is 45dB typ at VCM = 0 V to 2.7V, VS = 2.7V, and TA = 25°C.
- What is the operating temperature range of the AD8544ARZ-REEL?
The operating temperature range is -40°C to +125°C.
- What package type is the AD8544ARZ-REEL available in?
The AD8544ARZ-REEL is available in a 14-lead SOIC-N package.
- Is the AD8544ARZ-REEL AEC-Q100 qualified?
Yes, the AD8544ARZ-REEL is AEC-Q100 qualified for automotive applications.
