Overview
The AD826ARZ is a dual, high-speed voltage feedback operational amplifier (op amp) produced by Analog Devices Inc. It is designed for applications requiring unity gain stability and high output drive capability. This op amp is particularly suited for power-sensitive applications such as video cameras, portable instrumentation, and high-speed data acquisition systems. The AD826 can operate from a single +5 V supply or from dual supplies ranging from ±5 V to ±15 V, making it versatile for various system designs.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Unity Gain Bandwidth | 50 | MHz | ||
| Slew Rate | 350 | V/μs | ||
| Settling Time to 0.01% | 70 | ns | ||
| Input Offset Voltage | 2 | mV | ||
| Output Current per Amplifier | 50 | mA | ||
| Power Supply Current per Amplifier | 7.5 | 15 | mA | |
| Supply Voltage Range | +5 V, ±5 V to ±15 V | V | ||
| Package | 8-Lead Plastic Mini-DIP and SO |
Key Features
- High Speed: 50 MHz unity gain bandwidth and 350 V/μs slew rate.
- Low Power: 7.5 mA max power supply current per amplifier.
- Easy to Use: Drives unlimited capacitive loads with a minimum output current of 50 mA per amplifier.
- Specified for +5 V, ±5 V, and ±15 V operation.
- Excellent Video Performance: Differential gain and phase error of 0.07% and 0.11°.
- Good DC Performance: 2.0 mV max input offset voltage.
- High CMRR: > 80 dB at 5 MHz.
Applications
- Unity Gain ADC/DAC Buffer: Ideal for data acquisition systems.
- Cable Drivers: Suitable for video line driving and other high-speed applications.
- 8- and 10-Bit Data Acquisition Systems: Enhances system performance with rapid settling time and high output drive capability.
- Active Filters: Used in various high-speed filtering applications.
- Video Line Driver: Excellent for CATV, copiers, LCDs, image scanners, and fax machines.
Q & A
- What is the unity gain bandwidth of the AD826?
The AD826 has a unity gain bandwidth of 50 MHz.
- What is the slew rate of the AD826?
The slew rate of the AD826 is 350 V/μs.
- What is the settling time of the AD826 to 0.01%?
The settling time of the AD826 to 0.01% is 70 ns.
- What is the maximum input offset voltage of the AD826?
The maximum input offset voltage of the AD826 is 2 mV.
- What is the minimum output current per amplifier for the AD826?
The minimum output current per amplifier for the AD826 is 50 mA.
- What is the power supply current per amplifier for the AD826?
The power supply current per amplifier for the AD826 is a maximum of 15 mA.
- What are the possible supply voltage ranges for the AD826?
The AD826 can operate from a single +5 V supply or from dual supplies ranging from ±5 V to ±15 V.
- In what packages is the AD826 available?
The AD826 is available in 8-lead plastic mini-DIP and SO packages.
- What are some typical applications of the AD826?
The AD826 is typically used in unity gain ADC/DAC buffers, cable drivers, 8- and 10-bit data acquisition systems, active filters, and video line drivers.
- Why is the AD826 suitable for video applications?
The AD826 is suitable for video applications due to its excellent video performance, including differential gain and phase error of 0.07% and 0.11°.
