Overview
The AD8036AR, produced by Analog Devices Inc., is a wide bandwidth, low distortion voltage feedback clamp amplifier. This device is unity gain stable and features a unique patent-pending CLAMPIN™ input clamp architecture, which offers a 10× improvement in clamp performance compared to traditional output clamping devices. The AD8036AR is designed to specify high (VCH) and low (VCL) output clamp voltages, allowing the output signal to clamp at these specified levels. It can be used as a classical op-amp or a clamp amplifier, making it versatile for various applications.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Bandwidth (–3 dB) Small Signal | VOUT ≤ 0.4 V p-p | 150 | 240 | - | MHz |
| Bandwidth (–3 dB) Large Signal | VOUT = 2.5 V p-p | 160 | 195 | - | MHz |
| Bandwidth for 0.1 dB Flatness | VOUT ≤ 0.4 V p-p, RF = 140 Ω | 130 | - | - | MHz |
| Slew Rate, Average | VOUT = 4 V Step, 10–90% | 900 | 1200 | - | V/µs |
| Rise/Fall Time | VOUT = 0.5 V Step, 10–90% | 1.4 | 1.2 | - | ns |
| Settling Time | VOUT = 4 V Step, 10–90% to 0.01% | 16 | - | - | ns |
| Input Offset Voltage | - | -2.5 | - | - | mV |
| Input Voltage Noise | - | - | 4.5 | - | nV/√Hz |
| Supply Voltage Range | - | 3 | 5 | - | V |
Key Features
- Unity gain stable with the ability to specify high (VCH) and low (VCL) output clamp voltages.
- Utilizes a unique patent-pending CLAMPIN™ input clamp architecture, offering a 10× improvement in clamp performance compared to traditional output clamping devices.
- Exceptionally fast and accurate pulse response (16 ns to 0.01%).
- Wide small-signal and large-signal bandwidths (240 MHz small-signal, 195 MHz large-signal).
- Ultralow distortion and low noise (–66 dBc at 20 MHz, 4.5 nV/√Hz input voltage noise).
- High speed slew rate (1500 V/µs) and fast settling time (10 ns to 0.1%, 16 ns to 0.01%).
- Supports clamp levels as additional inputs to the amplifier, allowing signals up to 240 MHz to be applied to the clamp pins.
- Good DC characteristics with 2 mV offset and 10 µV/°C drift.
Applications
- ADC Buffering: Ideal for driving and buffering flash and high-resolution ADCs.
- IF/RF Signal Processing: Suitable for intermediate frequency and radio frequency signal processing due to its wide bandwidth and low distortion.
- High Quality Imaging: Used in high-quality imaging applications requiring low distortion and wide bandwidth.
- Broadcast Video Systems: Applicable in broadcast video systems for video amplification and other video functions.
- Video Amplifier: Functions as a video amplifier with high fidelity and low distortion.
- Full Wave Rectifier: Can be used in nontraditional applications such as a full-wave rectifier, pulse generator, or amplitude modulator.
Q & A
- What is the AD8036AR?
The AD8036AR is a wide bandwidth, low distortion voltage feedback clamp amplifier produced by Analog Devices Inc..
- What is the CLAMPIN™ input clamp architecture?
The CLAMPIN™ input clamp architecture is a unique, patent-pending technology that offers a 10× improvement in clamp performance compared to traditional output clamping devices.
- What are the key specifications of the AD8036AR?
The AD8036AR has a small-signal bandwidth of 240 MHz, large-signal bandwidth of 195 MHz, and a slew rate of 1500 V/µs. It also features ultralow distortion and low noise.
- What are the typical applications of the AD8036AR?
The AD8036AR is typically used in ADC buffering, IF/RF signal processing, high-quality imaging, broadcast video systems, and as a video amplifier. It can also be used in nontraditional applications like full-wave rectifiers and pulse generators.
- What is the supply voltage range of the AD8036AR?
The AD8036AR operates within a supply voltage range of 3V to 5V.
- How fast is the settling time of the AD8036AR?
The AD8036AR has a settling time of 10 ns to 0.1% and 16 ns to 0.01%.
- What is the input voltage noise of the AD8036AR?
The input voltage noise of the AD8036AR is typically 4.5 nV/√Hz.
- Can the AD8036AR be used as a classical op-amp?
Yes, the AD8036AR can be used as a classical op-amp or a clamp amplifier where high and low output voltages are specified.
- How does the AD8036AR recover from overdrive?
The AD8036AR recovers from 2× clamp overdrive within 1.5 ns.
- What are the package options for the AD8036AR?
The AD8036AR is available in 8-lead plastic DIP, cerdip, and SO packages, with industrial and military temperature ranges.
