Overview
The AD8040ARZ-REEL7, produced by Analog Devices Inc., is a quad, rail-to-rail input and output high-speed amplifier. This device is part of the AD8040 family, which includes the AD8029 (single) and AD8030 (dual) models. The AD8040 is distinguished by its low power consumption, with a quiescent current of only 1.3 mA per amplifier, while offering high performance characteristics such as a 125 MHz small signal bandwidth and a 60 V/µs slew rate. The amplifier operates on a single supply voltage ranging from 2.7 V to 12 V, making it versatile for various applications, including battery-powered systems and high-density component designs.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage | 2.7 | - | 12 | V |
| Quiescent Current per Amplifier | - | 1.3 | - | mA |
| Small Signal Bandwidth | - | 125 | - | MHz |
| Slew Rate | - | 60 | - | V/µs |
| Input Common-Mode Voltage Range | -5.2 | - | +5.2 | V |
| Input Resistance | - | 6 | - | MΩ |
| Input Capacitance | - | 2 | - | pF |
| Output Voltage Swing (RL = 1 kΩ) | -VS + 0.17 | - | +VS - 0.17 | V |
| Short-Circuit Current (Sinking and Sourcing) | 95 | - | 60 | mA |
| Operating Temperature Range | -40 | - | +125 | °C |
Key Features
- Rail-to-rail input and output performance, allowing the input voltage range to extend 200 mV beyond each rail without phase reversal and the output voltage swing to reach within 40 mV of each rail.
- Low power consumption with a quiescent current of 1.3 mA per amplifier, making it suitable for battery-powered systems and high-density designs.
- High speed performance with a 125 MHz small signal bandwidth and a 60 V/µs slew rate, enabling fast settling times and low distortion.
- True single-supply operation with supply voltages ranging from 2.7 V to 12 V, enhancing versatility in various applications.
- Automotive grade version (AD8040W) available, qualified for automotive applications.
- Compact packaging options, including SOIC-14 and TSSOP-14, and micro packages like SOT23 and SC70 for the AD8029 and AD8030 models.
Applications
- Battery-powered systems requiring high bandwidth and low power consumption.
- High-speed analog-to-digital converter drivers due to its low distortion and fast settling performance.
- Automotive applications, with the AD8040W version qualified for such use.
- High-density component designs where lower power dissipation is critical.
- General-purpose amplification in single-supply systems.
Q & A
- What is the supply voltage range for the AD8040?
The AD8040 operates on a single supply voltage ranging from 2.7 V to 12 V.
- What is the quiescent current per amplifier for the AD8040?
The quiescent current per amplifier is 1.3 mA.
- What is the small signal bandwidth of the AD8040?
The small signal bandwidth is 125 MHz.
- What is the slew rate of the AD8040?
The slew rate is 60 V/µs.
- What is the input common-mode voltage range for the AD8040?
The input common-mode voltage range is from -5.2 V to +5.2 V.
- Is the AD8040 suitable for automotive applications?
- What are the typical packaging options for the AD8040?
The AD8040 is available in SOIC-14 and TSSOP-14 packages.
- What is the operating temperature range for the AD8040?
- How does the AD8040 perform in terms of settling time?
- What is the short-circuit current capability of the AD8040?
