Overview
The AD8534AR-REEL is a quad rail-to-rail input/output single-supply operational amplifier produced by Analog Devices Inc. This amplifier is part of the AD853x family, which includes single, dual, and quad configurations. The AD8534 is known for its high output drive current of 250 mA, making it suitable for driving both resistive and capacitive loads. It operates from a single supply voltage ranging from 2.7 V to 6 V and is stable over an extended industrial temperature range of −40°C to +85°C.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage | V_S | 2.7 | - | 6 | V |
| Output Current | I_OUT | - | - | ±250 | mA |
| Bandwidth | - | - | - | 3 | MHz |
| Slew Rate | - | - | - | 5 | V/μs |
| Input Bias Current | I_B | 5 | - | 60 | pA |
| Input Offset Voltage | V_OS | -25 | - | 30 | mV |
| Common-Mode Rejection Ratio | CMRR | 38 | - | 47 | dB |
| Operating Temperature Range | T_A | -40 | - | 85 | °C |
Key Features
- Rail-to-rail input and output capability
- High output drive current of ±250 mA
- Low supply current of 750 μA per amplifier at 5 V
- Wide bandwidth of 3 MHz and slew rate of 5 V/μs
- No phase reversal
- Low input bias currents and offset currents
- Unity gain stable and capable of driving heavy capacitive loads
Applications
- Multimedia audio amplification for computers, sound ports, sound cards, and set-top boxes
- LCD drivers and other display applications
- Headphone drivers
- ASIC input or output amplifiers
- Buffering CMOS DACs or other wide output swing devices in single-supply systems
Q & A
- What is the output drive current of the AD8534AR-REEL?
The output drive current of the AD8534AR-REEL is ±250 mA.
- What is the operating temperature range of the AD8534AR-REEL?
The operating temperature range is −40°C to +85°C.
- What is the typical supply current per amplifier at 5 V?
The typical supply current per amplifier at 5 V is 750 μA.
- Does the AD8534AR-REEL have rail-to-rail input and output capability?
- What is the bandwidth of the AD8534AR-REEL?
The bandwidth of the AD8534AR-REEL is 3 MHz.
- What is the slew rate of the AD8534AR-REEL?
The slew rate of the AD8534AR-REEL is 5 V/μs.
- Is the AD8534AR-REEL suitable for driving heavy capacitive loads?
- What are some common applications of the AD8534AR-REEL?
- What is the common-mode rejection ratio (CMRR) of the AD8534AR-REEL?
The CMRR of the AD8534AR-REEL is between 38 dB and 47 dB.
- Is the AD8534AR-REEL unity gain stable?
