Overview
The AD829ARZ-REEL, produced by Analog Devices Inc., is a high-speed, low-noise operational amplifier designed for various high-performance applications. This op amp is notable for its excellent DC performance, high bandwidth, and low noise characteristics, making it ideal for professional video applications, high-speed data conversion, and other demanding analog signal processing tasks.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage | ±4.5 | ±18 | V | |
| Quiescent Current | 5 | 6.5 | 8.7 | mA |
| Input Offset Voltage | 0.2 | 1 | 1 | mV |
| Input Voltage Noise | 1.7 | nV/√Hz | ||
| Input Bias Current | 3.3 | 7 | 9.5 | µA |
| Slew Rate | 230 | V/µs | ||
| Gain Bandwidth Product | 750 | MHz | ||
| Common-Mode Rejection Ratio (CMRR) | 120 | dB | ||
| Power Supply Rejection Ratio (PSRR) | 120 | dB |
Key Features
- High-speed operation with a slew rate of 230 V/µs and a gain bandwidth product of 750 MHz.
- Low noise performance with an input voltage noise of 1.7 nV/√Hz and current noise of 1.5 pA/√Hz.
- Excellent DC performance, including a minimum open-loop gain of 30 V/mV and a low input offset voltage of 1 mV maximum.
- High common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR) of 120 dB each.
- External compensation pin for optimizing bandwidth for given load and power supply voltage.
- Ideal for professional video applications, with low differential phase error (0.04°) and differential gain error (0.02%).
- Suitable for high-speed data conversion, serving as an input buffer for ADCs and output I/V converter for DACs.
Applications
- Professional video applications, including driving reverse-terminated 50 Ω or 75 Ω cables.
- High-speed data conversion, such as input buffers for 8-bit to 10-bit ADCs and output I/V converters for high-speed DACs.
- General-purpose high-speed amplification where low noise and high bandwidth are critical.
- Multichannel high-speed signal processing.
Q & A
- What is the typical slew rate of the AD829ARZ-REEL?
The typical slew rate is 230 V/µs.
- What is the gain bandwidth product of the AD829ARZ-REEL?
The gain bandwidth product is 750 MHz.
- What is the input voltage noise of the AD829ARZ-REEL?
The input voltage noise is 1.7 nV/√Hz.
- What are the common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR) of the AD829ARZ-REEL?
Both CMRR and PSRR are 120 dB.
- What is the quiescent current of the AD829ARZ-REEL?
The quiescent current is typically 5 mA to 6.5 mA, depending on the supply voltage.
- What are the typical applications of the AD829ARZ-REEL?
Typical applications include professional video, high-speed data conversion, and general-purpose high-speed amplification.
- Can the AD829ARZ-REEL be used in multichannel high-speed signal processing?
Yes, it is suitable for multichannel high-speed signal processing due to its fast settling time and low noise characteristics.
- How does the external compensation pin of the AD829ARZ-REEL enhance its performance?
The external compensation pin allows for optimizing the bandwidth for a given load and power supply voltage, enhancing the op amp's versatility.
- What are the differential phase and gain errors of the AD829ARZ-REEL in video applications?
The differential phase error is 0.04° and the differential gain error is 0.02% at the NTSC, PAL, and SECAM color subcarrier frequencies.
- What is the operating temperature range of the AD829ARZ-REEL?
The operating temperature range varies by model: AD829J (0°C to 70°C), AD829A (−40°C to +125°C), and AD829S (−55°C to +125°C).
