Overview
The OP484ES-REEL, produced by Analog Devices Inc., is a quad single-supply operational amplifier featuring rail-to-rail inputs and outputs. This component is part of the OP184/OP284/OP484 family, known for their wide bandwidth, low noise, and precision characteristics. The OP484ES-REEL is particularly suited for single-supply applications that require both AC and precision DC performance.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Input Offset Voltage | VOS | −40°C ≤ TA ≤ +125°C | 100 μV | - | 200 μV | μV |
| Input Bias Current | IB | −40°C ≤ TA ≤ +125°C | 60 nA | 450 nA | 600 nA | nA |
| Input Offset Current | IOS | −40°C ≤ TA ≤ +125°C | - | - | 50 nA | nA |
| Input Voltage Range | - | - | - | - | 0 to 5 V | V |
| Common-Mode Rejection Ratio | CMRR | VCM = 0 V to 5 V | - | - | 86 dB | dB |
| Large Signal Voltage Gain | AVO | RL = 2 kΩ, 1 V ≤ VO ≤ 4 V | - | - | 50 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 with a voltage range of 3 V to 36 V (or ±1.5 V to ±18 V)
- Wide bandwidth of 4 MHz
- Low offset voltage, with typical values ranging from 100 μV to 200 μV
- Unity-gain stable
- High slew rate of 4.0 V/μs
- Low noise of 3.9 nV/√Hz
- Rail-to-rail inputs and outputs
- High common-mode rejection ratio (CMRR) of up to 86 dB
Applications
- Battery-powered instrumentation
- Power supply control and protection
- Telecommunications equipment, especially in portable devices
- DAC output amplifier and ADC input buffer
- Filters and instrumentation
- Amplifiers or buffers for transducers with wide output ranges, such as Hall effect, piezoelectric, and resistive transducers
Q & A
- What is the typical input offset voltage of the OP484ES-REEL?
The typical input offset voltage is 100 μV to 200 μV.
- What is the bandwidth of the OP484ES-REEL?
The bandwidth is 4 MHz.
- What is the slew rate of the OP484ES-REEL?
The slew rate is 4.0 V/μs.
- What is the common-mode rejection ratio (CMRR) of the OP484ES-REEL?
The CMRR is up to 86 dB.
- What are the output voltage high and low specifications for the OP484ES-REEL?
The output voltage high is 4.80 V and the output voltage low is 125 mV at IL = 1.0 mA.
- What is the maximum output current of the OP484ES-REEL?
The maximum output current is ±6.5 mA.
- Is the OP484ES-REEL suitable for single-supply applications?
Yes, it is designed for single-supply applications and can operate from 3 V to 36 V (or ±1.5 V to ±18 V).
- What types of transducers can the OP484ES-REEL be used with?
The OP484ES-REEL can be used with Hall effect, piezoelectric, and resistive transducers due to its rail-to-rail input capability.
- Is the OP484ES-REEL available for purchase, or has it been discontinued?
The OP484ES-REEL is obsolete and no longer manufactured. However, substitutes like the OP484ESZ-REEL are available.
- What are some common applications of the OP484ES-REEL?
Common applications include battery-powered instrumentation, power supply control and protection, telecommunications equipment, DAC output amplifier, ADC input buffer, and filters.
