Overview
The OP484ESZ-REEL is a quad single-supply operational amplifier produced by Analog Devices Inc. This amplifier is part of the OP184/OP284/OP484 family, known for its wide bandwidth, low noise, and precision performance. It is designed for single-supply applications requiring both AC and precision DC performance, making it suitable for a variety of applications including battery-powered instrumentation, power supply control and protection, and telecommunications equipment.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Offset Voltage (OP484E Grade) | VOS | −40°C ≤ TA ≤ +125°C | 100 μV | 200 μV | ||
| Offset Voltage (OP484F Grade) | VOS | −40°C ≤ TA ≤ +125°C | 150 μV | 450 μV | ||
| Input Bias Current | IB | −40°C ≤ TA ≤ +125°C | 60 nA | 450 nA | 600 nA | |
| Input Offset Current | IOS | −40°C ≤ TA ≤ +125°C | 50 nA | |||
| Input Voltage Range | 0 V | 5 V | V | |||
| Common-Mode Rejection Ratio | CMRR | VCM = 0 V to 5 V, −40°C ≤ TA ≤ +125°C | 60 dB | 86 dB | dB | |
| Large Signal Voltage Gain | AVO | RL = 2 kΩ, 1 V ≤ VO ≤ 4 V | 50 V/mV | 240 V/mV | V/mV | |
| Output Voltage High | VOH | IL = 1.0 mA | 4.80 V | V | ||
| Output Voltage Low | VOL | IL = 1.0 mA | 125 mV | mV | ||
| Output Current | IOUT | ±6.5 mA | mA |
Key Features
- Single-supply operation from 3 V to 36 V (or ±1.5 V to ±18 V)
- Rail-to-rail inputs and outputs
- Wide bandwidth: 4 MHz
- Low offset voltage: 100 μV to 450 μV depending on the grade
- Unity-gain stable
- High slew rate: 4.0 V/μs
- Low noise: 3.9 nV/√Hz
- High common-mode rejection ratio (CMRR): up to 86 dB
Applications
- Battery-powered instrumentation
- Power supply control and protection
- Telecommunications equipment
- DAC output amplifier and ADC input buffer
- Filters and instrumentation
- Portable telecommunications equipment
- Sensors requiring rail-to-rail input amplifiers, such as Hall effect, piezoelectric, and resistive transducers
Q & A
- What is the operating voltage range of the OP484ESZ-REEL? The OP484ESZ-REEL operates from 3 V to 36 V (or ±1.5 V to ±18 V).
- What is the bandwidth of the OP484ESZ-REEL? The bandwidth is 4 MHz.
- What are the typical offset voltages for the OP484E and OP484F grades? For the OP484E grade, the typical offset voltage is 100 μV, and for the OP484F grade, it is 150 μV.
- What is the common-mode rejection ratio (CMRR) of the OP484ESZ-REEL? The CMRR is up to 86 dB.
- What are some common applications of the OP484ESZ-REEL? Common applications include battery-powered instrumentation, power supply control and protection, telecommunications equipment, and sensors requiring rail-to-rail input amplifiers.
- What is the slew rate of the OP484ESZ-REEL? The slew rate is 4.0 V/μs.
- What is the output current capability of the OP484ESZ-REEL? The output current is ±6.5 mA.
- Is the OP484ESZ-REEL unity-gain stable? Yes, the OP484ESZ-REEL is unity-gain stable.
- What type of packaging does the OP484ESZ-REEL come in? The OP484ESZ-REEL comes in a 14-lead SOIC_N package.
- What is the noise level of the OP484ESZ-REEL? The noise level is 3.9 nV/√Hz.
