Overview
The AD8554ARZ-REEL7 is a quad-channel, zero-drift operational amplifier produced by Analog Devices Inc. This device is renowned for its high accuracy and low cost, making it an ideal choice for various precision applications. The AD8554 features rail-to-rail input and output swings, allowing for both high-side and low-side sensing. It operates from a single supply voltage ranging from 2.7 V to 5.5 V and is guaranteed to function over a temperature range of -40°C to +125°C.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| No. of Channels | 4 | |
| Amplifier Type | Zero Drift | |
| Input Offset Voltage | 1 µV | |
| Input Bias Current | 10 pA | |
| Input Offset Current | 20 pA | |
| Common-Mode Rejection Ratio (CMRR) | 115 dB to 130 dB | |
| Supply Current per Amplifier | 850 µA (x4 Channels) | |
| Slew Rate | 0.4 V/µs | |
| Gain Bandwidth Product | 1.5 MHz | |
| Operating Temperature Range | -40°C to +125°C | |
| Package Style | 14-lead SOIC-N | |
| Output Current per Channel | 30 mA |
Key Features
- Zero-Drift Amplifier: Offers ultra-low offset voltage (1 µV) and drift (0.005 µV/°C), making it suitable for high-accuracy applications.
- Rail-to-Rail Input and Output: Allows for both high-side and low-side sensing, enhancing versatility in various applications.
- Low Supply Current: Consumes 850 µA per four channels, which is efficient for battery-powered devices.
- High CMRR and PSRR: Provides high common-mode rejection ratio (115 dB to 130 dB) and power supply rejection ratio, ensuring minimal noise and interference.
- No External Capacitors Required: Simplifies circuit design and reduces component count.
- Surface Mount Package: 14-lead SOIC-N package, suitable for modern PCB designs.
Applications
- Temperature Sensors: Ideal for precise temperature measurements.
- Pressure Sensors: Used in pressure sensing applications requiring high accuracy.
- Precision Current Sensing: Suitable for applications where precise current measurement is critical.
- Strain Gage Amplifiers: Enhances the accuracy of strain gage measurements.
- Medical Instrumentation: Used in medical devices requiring high precision and low noise.
- Thermocouple Amplifiers: Provides accurate amplification of thermocouple signals.
Q & A
- What is the input offset voltage of the AD8554ARZ-REEL7?
The input offset voltage is 1 µV.
- What is the operating temperature range of the AD8554ARZ-REEL7?
The operating temperature range is -40°C to +125°C.
- How many channels does the AD8554ARZ-REEL7 have?
The AD8554ARZ-REEL7 is a quad-channel operational amplifier.
- What is the supply voltage range for the AD8554ARZ-REEL7?
The supply voltage range is from 2.7 V to 5.5 V.
- What is the slew rate of the AD8554ARZ-REEL7?
The slew rate is 0.4 V/µs.
- What is the gain bandwidth product of the AD8554ARZ-REEL7?
The gain bandwidth product is 1.5 MHz.
- Does the AD8554ARZ-REEL7 require external capacitors?
No, the AD8554ARZ-REEL7 does not require external capacitors.
- What is the common-mode rejection ratio (CMRR) of the AD8554ARZ-REEL7?
The CMRR is typically between 115 dB and 130 dB.
- What is the output current per channel of the AD8554ARZ-REEL7?
The output current per channel is 30 mA.
- What package style does the AD8554ARZ-REEL7 come in?
The AD8554ARZ-REEL7 comes in a 14-lead SOIC-N package.
