Overview
The AD8351ARM-REEL7, produced by Analog Devices Inc., is a low-cost differential amplifier designed for RF and IF applications up to 2.2 GHz. This amplifier is particularly useful in communications transceiver applications, serving as a general-purpose gain block, an ADC driver, and a high-speed data interface driver. It is fabricated in Analog Devices' high-speed XFCB process, ensuring high bandwidth and low distortion performance.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Frequency Range | Up to 2.2 GHz | |
| Voltage Gain | 0 dB to 26 dB | |
| Differential Output Impedance | 150 Ω | |
| Noise Spectral Density | 2.90 nV/√Hz | |
| 1 dB Compression Point | 13 dBm | |
| Harmonic Distortion (HD2, HD3) | -78.5 dBc, -80.7 dBc at 70 MHz | |
| Supply Voltage | 5.5 V | |
| Quiescent Current | 28 mA (typical) | |
| Operating Temperature Range | -40°C to +85°C | |
| Package Type | 10-lead MSOP |
Key Features
- Single resistor programmable gain from 0 dB to 26 dB
- Differential interface with low noise input stage
- Low harmonic distortion and high SFDR (Spurious-Free Dynamic Range)
- High bandwidth with a -3 dB bandwidth of 2.2 GHz for AV = 12 dB
- Compact packaging options including 10-lead MSOP and 16-lead LFCSP
- Supports single-ended-to-differential operation with similar distortion performance
Applications
- RF and IF applications in communications transceivers
- ADC drivers and high-speed data interface drivers
- General-purpose gain blocks in various signal processing systems
- 12-bit and 14-bit IF sampling receiver designs
- Defense and aerospace applications (AD8351-EP supports AQEC standard)
Q & A
- What is the frequency range of the AD8351?
The AD8351 operates up to 2.2 GHz.
- How is the gain of the AD8351 adjusted?
The gain of the AD8351 can be set from 0 dB to 26 dB using a single external gain resistor.
- What is the differential output impedance of the AD8351?
The differential output impedance is 150 Ω.
- What are the typical harmonic distortion values for the AD8351?
The second and third harmonic distortion values are typically -78.5 dBc and -80.7 dBc at 70 MHz.
- What is the quiescent current of the AD8351?
The quiescent current is typically 28 mA.
- What are the operating temperature ranges for the AD8351?
The AD8351 operates over a temperature range of -40°C to +85°C.
- In what packages is the AD8351 available?
The AD8351 is available in 10-lead MSOP and 16-lead LFCSP packages.
- Can the AD8351 be used in single-ended-to-differential configurations?
- What are some common applications of the AD8351?
- Does the AD8351 support defense and aerospace applications?
