Overview
The AD8051ART-REEL, produced by Analog Devices Inc., is part of the AD8051/AD8052/AD8054 family of low-cost, high-speed, rail-to-rail amplifiers. These amplifiers are designed for single-supply operation and are fully specified at +3 V, +5 V, and ±5 V supplies. The AD8051 is available in a 5-lead SOT-23 package, making it suitable for applications where space is limited. These amplifiers are known for their high speed, fast settling time, and excellent video specifications, making them ideal for various high-performance applications.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| −3 dB Small Signal Bandwidth (G = +1) | VOUT = 0.2 V p-p | 70 | 110 | MHz | |
| Slew Rate (G = −1, VOUT = 2 V step) | 90 | 135 | V/μs | ||
| Settling Time to 0.1% (G = −1, VOUT = 2 V step) | 50 | 40 | ns | ||
| Output Voltage Swing (RL = 150 Ω to 1.5 V) | 0.2 | 2.75 | V | ||
| Output Current (VOUT = 0.5 V to 2.5 V) | 45 | 25 | mA | ||
| Quiescent Current/Amplifier | 4.2 | 4.8 | mA | ||
| Power Supply Rejection Ratio | ΔVS = ±1 V | 70 | 80 | dB | |
| Operating Temperature Range | −40 | +85 | °C |
Key Features
- High speed and fast settling time: 110 MHz −3 dB bandwidth (G = +1) and 50 ns settling time to 0.1%.
- Single-supply operation with output swings to within 25 mV of either rail.
- Excellent video specifications: 0.1 dB gain flatness to 20 MHz, differential gain error of 0.03%, and differential phase error of 0.03°.
- Low distortion: −80 dBc total harmonic distortion at 1 MHz.
- Outstanding load drive capability: drives 45 mA, 0.5 V from supply rails and 50 pF capacitive load.
- Low power consumption: 4.4 mA/amplifier for AD8051/AD8052 and 2.75 mA/amplifier for AD8054.
Applications
- Coax cable drivers
- Active filters
- Video switchers
- A/D drivers
- Professional cameras and CCD imaging systems
- CD/DVD ROM systems.
Q & A
- What is the typical −3 dB bandwidth of the AD8051 amplifier?
The typical −3 dB bandwidth of the AD8051 amplifier is 110 MHz for a gain of +1.
- What is the settling time to 0.1% for the AD8051?
The settling time to 0.1% for the AD8051 is 50 ns.
- What is the output voltage swing range for the AD8051 with a 150 Ω load?
The output voltage swing range for the AD8051 with a 150 Ω load is from 0.2 V to 2.75 V.
- How much current can the AD8051 source and sink?
The AD8051 can source up to 45 mA and sink up to 90 mA.
- What is the quiescent current per amplifier for the AD8051?
The quiescent current per amplifier for the AD8051 is typically 4.4 mA.
- What is the operating temperature range for the AD8051?
The operating temperature range for the AD8051 is from −40°C to +85°C.
- What are some common applications for the AD8051?
Common applications include coax cable drivers, active filters, video switchers, A/D drivers, professional cameras, CCD imaging systems, and CD/DVD ROM systems.
- What is the total harmonic distortion of the AD8051 at 1 MHz?
The total harmonic distortion of the AD8051 at 1 MHz is −80 dBc.
- Can the AD8051 drive capacitive loads?
Yes, the AD8051 can drive up to 50 pF capacitive loads for a gain of +1.
- What is the differential gain error and differential phase error for the AD8051?
The differential gain error and differential phase error for the AD8051 are 0.03% and 0.03°, respectively.
