Overview
The AD818ANZ is a low-cost, low-power video operational amplifier (op amp) designed by Analog Devices Inc. It is optimized for use in video applications that require high-speed performance and excellent video quality. The AD818 is particularly suited for applications where gains equal to or greater than +2 or -1 are necessary.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Unity Gain Bandwidth | ±5 V, ±15 V | - | 55 MHz (Gain = +2) | - | MHz |
| 3 dB Bandwidth | Gain = +2 | - | 130 MHz | - | MHz |
| Slew Rate | RLOAD = 1 kΩ | - | 500 V/μs | - | V/μs |
| Settling Time to 0.01% | VO = 10 V Step | - | 80 ns | - | ns |
| Input Offset Voltage | - | - | 2 mV | - | mV |
| Input Voltage Noise | f = 10 kHz, ±5 V, ±15 V | - | 10 nV/√Hz | - | nV/√Hz |
| Quiescent Current | ±5 V, ±15 V | 7.0 | 7.5 | - | mA |
| Power Supply Range | Single/Dual Supply | +5 V to +36 V / ±2.5 V to ±18 V | - | - | V |
Key Features
- Low cost and low power consumption, with a quiescent current of 7.5 mA.
- High-speed performance with a 130 MHz 3 dB bandwidth (Gain = +2) and a 500 V/μs slew rate.
- Excellent video performance with 0.01% and 0.05° differential gain and phase errors.
- Flexible power supply operation: single +5 V or dual supplies from ±5 V to ±15 V.
- High output drive capability, capable of driving loads up to 500 Ω.
- Available in small 8-lead PDIP and SOIC packages.
Applications
- Video monitors and CATV systems.
- Color copiers and image scanners.
- Fax machines and other high-speed video applications.
- General-purpose high-speed signal conditioning and data acquisition.
Q & A
- What is the typical unity gain bandwidth of the AD818?
The typical unity gain bandwidth of the AD818 is 55 MHz when operated with a gain of +2.
- What is the slew rate of the AD818?
The slew rate of the AD818 is 500 V/μs.
- What is the settling time of the AD818 to 0.01%?
The settling time of the AD818 to 0.01% is 80 ns for a 10 V step.
- What are the power supply options for the AD818?
The AD818 can operate with a single +5 V power supply or dual supplies from ±5 V to ±15 V.
- What is the quiescent current of the AD818?
The quiescent current of the AD818 is typically 7.5 mA.
- What are the typical differential gain and phase errors of the AD818?
The typical differential gain and phase errors of the AD818 are 0.01% and 0.05°, respectively.
- In what packages is the AD818 available?
The AD818 is available in 8-lead PDIP and SOIC packages.
- What are some common applications of the AD818?
The AD818 is commonly used in video monitors, CATV systems, color copiers, image scanners, and fax machines.
- How does the AD818 handle high-speed video signals?
The AD818 excels in handling high-speed video signals due to its high bandwidth, fast slew rate, and low differential gain and phase errors.
- Is the AD818 suitable for low-power applications?
Yes, the AD818 is suitable for low-power applications with its low quiescent current of 7.5 mA.
