Overview
The AD8542ARZ-REEL is a dual rail-to-rail input and output, single-supply operational amplifier produced by Analog Devices Inc. This general-purpose CMOS amplifier is designed for low power consumption and high performance, making it suitable for a wide range of applications. The AD8542 operates from a single supply voltage ranging from 2.7 V to 5.5 V and is optimized for low current consumption, with each amplifier drawing only 45 µA of supply current. This feature makes it ideal for battery-operated devices and other power-sensitive applications.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Supply Voltage Range | 2.7 V to 5.5 V | |
| Supply Current per Amplifier | 45 µA | VS = 5.0 V, VO = 0 V |
| Bandwidth | 1 MHz | |
| Input Bias Current | 4 pA | |
| Offset Voltage Drift | 4 µV/°C | −40°C ≤ TA ≤ +125°C |
| Slew Rate | 0.4 to 0.8 V/µs | RL = 100 kΩ |
| Settling Time | 5 µs | To 0.01% (1 V step) |
| Gain Bandwidth Product | 980 kHz | |
| Phase Margin | 64 Degrees | |
| Temperature Range | −40°C to +125°C | |
| Package Type | SOIC-8 |
Key Features
- Single-supply operation: 2.7 V to 5.5 V
- Low supply current: 45 µA per amplifier
- Wide bandwidth: 1 MHz
- No phase reversal
- Low input bias currents: 4 pA
- Unity gain stable
- Rail-to-rail input and output
- AEC-Q100 qualified for automotive applications
Applications
- ASIC input or output amplifiers
- Sensor interfaces
- Piezoelectric transducer amplifiers
- Medical instrumentation
- Mobile communications
- Audio outputs
- Portable systems
- Active filters and gain stages
Q & A
- What is the supply voltage range of the AD8542ARZ-REEL?
The AD8542ARZ-REEL operates from a single supply voltage ranging from 2.7 V to 5.5 V. - How much current does each amplifier draw?
Each amplifier draws 45 µA of supply current. - What is the bandwidth of the AD8542ARZ-REEL?
The bandwidth is 1 MHz. - What is the input bias current of the AD8542ARZ-REEL?
The input bias current is 4 pA. - Is the AD8542ARZ-REEL unity gain stable?
Yes, the AD8542ARZ-REEL is unity gain stable. - What is the temperature range of the AD8542ARZ-REEL?
The temperature range is −40°C to +125°C. - What package types are available for the AD8542ARZ-REEL?
The AD8542ARZ-REEL is available in an 8-lead SOIC package. - Is the AD8542ARZ-REEL AEC-Q100 qualified?
Yes, the AD8542ARZ-REEL is AEC-Q100 qualified for automotive applications. - What are some common applications of the AD8542ARZ-REEL?
Common applications include ASIC input or output amplifiers, sensor interfaces, piezoelectric transducer amplifiers, medical instrumentation, mobile communications, audio outputs, and portable systems. - What is the slew rate of the AD8542ARZ-REEL?
The slew rate is 0.4 to 0.8 V/µs.
