Overview
The AD8542ARUZ-REEL, produced by Analog Devices Inc., is a dual rail-to-rail input and output, single-supply operational amplifier. This component is part of the AD8541/AD8542/AD8544 family, which features very low supply current and a bandwidth of 1 MHz. The AD8542 is specifically designed for dual-channel applications, making it versatile for various electronic systems.
It operates from a single supply voltage ranging from 2.7 V to 5.5 V, making it suitable for battery-powered devices and other low-voltage applications. The amplifier is optimized for high gain at lower supply voltages, which is beneficial for active filters and gain stages.
Key Specifications
| Parameter | Symbol | Typical Value | Units |
|---|---|---|---|
| Supply Voltage Range | VS | 2.7 V to 5.5 V | V |
| Supply Current per Amplifier | ISY | 45 µA | µA |
| Bandwidth | - | 1 MHz | MHz |
| Slew Rate | SR | 0.4 to 0.8 V/µs | V/µs |
| Gain Bandwidth Product | GBP | 980 kHz | kHz |
| Phase Margin | ΦM | 64 Degrees | Degrees |
| Input Bias Current | IB | 4 pA | pA |
| Output Voltage High | VOH | 2.575 to 2.65 V (IL = 1 mA) | V |
| Output Voltage Low | VOL | 35 to 100 mV (IL = 1 mA) | mV |
| Output Current | IOUT | 15 mA (VOUT = VS - 1 V) | mA |
| Temperature Range | TA | -40°C to +125°C | °C |
Key Features
- Single-supply operation: 2.7 V to 5.5 V
- Low supply current: 45 µA per amplifier
- Rail-to-rail input and output
- No phase reversal
- Low input bias currents: 4 pA
- Unity gain stable
- High bandwidth: 1 MHz
- AEC-Q100 qualified for automotive applications
- Optimized for high gains at lower supply voltages
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 AD8542ARUZ-REEL?
The AD8542ARUZ-REEL operates from a single supply voltage ranging from 2.7 V to 5.5 V.
- What is the typical supply current per amplifier?
The typical supply current per amplifier is 45 µA.
- What is the bandwidth of the AD8542ARUZ-REEL?
The bandwidth is 1 MHz.
- Does the AD8542ARUZ-REEL have rail-to-rail input and output capabilities?
- What are the typical input bias currents?
The typical input bias currents are 4 pA.
- Is the AD8542ARUZ-REEL unity gain stable?
- What is the slew rate of the AD8542ARUZ-REEL?
The slew rate is between 0.4 to 0.8 V/µs.
- What is the gain bandwidth product (GBP) of the AD8542ARUZ-REEL?
The GBP is 980 kHz.
- What is the phase margin of the AD8542ARUZ-REEL?
The phase margin is typically 64 degrees.
- What are some common applications of the AD8542ARUZ-REEL?
