Overview
The AD8534AR from Analog Devices Inc. is a quad rail-to-rail input/output single-supply operational amplifier. It is part of the AD853x family, which includes single, dual, and quad configurations. This amplifier is designed for high output current drive and stability, making it suitable for a variety of applications requiring low power consumption and high performance.
The AD8534AR operates over an extended industrial temperature range of -40°C to +85°C and is available in 14-lead SOIC and TSSOP packages. Its key features include single-supply operation from 2.7V to 6V, high output current of ±250 mA, and a low supply current of 750 µA per amplifier.
Key Specifications
| Product Attribute | Attribute Value |
|---|---|
| Manufacturer | Analog Devices, Inc. |
| Voltage - Supply Span (Min) | 2.7 V |
| Voltage - Supply Span (Max) | 6 V |
| Voltage - Input Offset | 25 mV |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) |
| Output Type | Rail-to-Rail |
| Operating Temperature | -40°C ~ 85°C |
| Number of Circuits | 4 |
| Mounting Type | Surface Mount |
| Gain Bandwidth Product | 3 MHz |
| Current - Supply | 750 µA (x4 Channels) |
| Current - Output / Channel | 250 mA |
| Slew Rate | 5 V/µs |
| Current - Input Bias | 5 pA |
Key Features
- Single-supply operation: 2.7 V to 6 V
- High output current: ±250 mA
- Low supply current: 750 µA per amplifier
- Wide bandwidth: 3 MHz
- Slew rate: 5 V/µs
- No phase reversal
- Low input currents
- Unity gain stable
- Rail-to-rail input and output
Applications
- Multimedia audio
- LCD drivers
- ASIC input or output amplifiers
- Headphone drivers
- Audio amplification for computers, sound ports, sound cards, and set-top boxes
- Buffering CMOS DACs, ASICs, or other wide output swing devices in single-supply systems
Q & A
- What is the operating temperature range of the AD8534AR?
The AD8534AR operates over an extended industrial temperature range of -40°C to +85°C.
- What is the supply voltage range for the AD8534AR?
The AD8534AR can operate from a single supply voltage ranging from 2.7 V to 6 V.
- What is the output current capability of the AD8534AR?
The AD8534AR can drive up to ±250 mA of output current per channel.
- What is the gain bandwidth product of the AD8534AR?
The gain bandwidth product of the AD8534AR is 3 MHz.
- What is the slew rate of the AD8534AR?
The slew rate of the AD8534AR is 5 V/µs.
- Is the AD8534AR stable with heavy capacitive loads?
Yes, the AD8534AR is very stable and capable of driving heavy capacitive loads such as those found in LCDs.
- What are the typical applications of the AD8534AR?
The AD8534AR is typically used in multimedia audio, LCD drivers, ASIC input or output amplifiers, headphone drivers, and audio amplification for various electronic devices).
- What is the package type of the AD8534AR?
The AD8534AR is available in 14-lead SOIC and TSSOP packages).
- Does the AD8534AR have rail-to-rail input and output capabilities?
Yes, the AD8534AR features rail-to-rail input and output capabilities).
- What is the input bias current of the AD8534AR?
The input bias current of the AD8534AR is typically 5 pA).
