Overview
The AD8534ARUZ from Analog Devices Inc. is a quad rail-to-rail input and output single-supply operational amplifier. This amplifier is part of the AD853x family, which includes single, dual, and quad configurations. The AD8534 is designed to operate from a single supply voltage ranging from 2.7 V to 6 V, making it versatile for various applications. It features high output drive current, low supply current, and excellent AC performance, making it suitable for driving both resistive and capacitive loads.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Supply Voltage | V_S | 2.7 | 6 | V | ||
| Output Drive Current | I_OUT | ±250 | mA | |||
| Supply Current per Amplifier | I_S | V_S = 5 V | 750 | μA | ||
| Bandwidth | f | 3 | MHz | |||
| Slew Rate | SR | 5 | V/μs | |||
| Input Bias Current | I_B | −40°C ≤ T_A ≤ +85°C | 5 | 50 | 60 | pA |
| Input Offset Voltage | V_OS | −40°C ≤ T_A ≤ +85°C | 25 | 30 | mV | |
| Common-Mode Rejection Ratio | CMRR | V_CM = 0 V to 5 V | 38 | dB | ||
| Operating Temperature Range | T_A | −40 | +85 | °C | ||
| Package Type | 14-Lead TSSOP |
Key Features
- Single-supply operation: 2.7 V to 6 V
- High output drive current: ±250 mA
- Low supply current: 750 μA per amplifier
- Wide bandwidth: 3 MHz
- High slew rate: 5 V/μs
- No phase reversal
- Low input bias currents
- Unity gain stable
- Rail-to-rail input and output
Applications
- Multimedia audio amplification
- 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 supply voltage range for the AD8534?
The AD8534 operates from a single supply voltage ranging from 2.7 V to 6 V. - What is the output drive current of the AD8534?
The AD8534 has an output drive current of ±250 mA. - What is the typical supply current per amplifier for the AD8534?
The typical supply current per amplifier is 750 μA at 5 V supply voltage. - What is the bandwidth of the AD8534?
The bandwidth of the AD8534 is 3 MHz. - What is the slew rate of the AD8534?
The slew rate of the AD8534 is 5 V/μs. - Does the AD8534 have phase reversal?
No, the AD8534 does not have phase reversal. - What are the typical input bias currents for the AD8534?
The typical input bias currents are 50 pA. - Is the AD8534 unity gain stable?
Yes, the AD8534 is unity gain stable. - What are some common applications of the AD8534?
Common applications include multimedia audio amplification, LCD drivers, ASIC input or output amplifiers, and headphone drivers. - What is the operating temperature range for the AD8534?
The operating temperature range is −40°C to +85°C.
