Overview
The AD8651ARMZ-REEL, produced by Analog Devices Inc., is a precision, low-distortion, low-noise CMOS operational amplifier. This device is part of the AD865x family, which includes rail-to-rail input and output amplifiers. It is designed to operate from a single-supply voltage ranging from 2.7 V to 5.5 V, making it versatile for various applications. The AD8651 features advanced DigiTrim® in-package trimming technology, which ensures high precision and minimal distortion over the entire input common-mode range.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Supply Voltage Range | 2.7 V to 5.5 V | |
| Gain Bandwidth Product (GBP) | 50 MHz | G = 1 |
| Slew Rate (SR) | 41 V/μs | G = 1, RL = 10 kΩ |
| Input Offset Voltage | 100 μV (typical) | Specified over entire common-mode range |
| Input Bias Current | 1 pA (typical) | |
| Common-Mode Rejection Ratio (CMRR) | 80 dB to 100 dB | –40°C ≤ TA ≤ +125°C, 0.1 V < VCM < 5.1 V |
| Power Supply Rejection Ratio (PSRR) | 76 dB to 94 dB | VS = 2.7 V to 5.5 V, VCM = 0 V |
| Supply Current | 9 mA to 14.5 mA (AD8651), 17.5 mA to 22.5 mA (AD8652) | IO = 0, –40°C ≤ TA ≤ +125°C |
| Output Voltage High (VOH) | 4.97 V (typical) | IL = 250 μA, –40°C ≤ TA ≤ +125°C |
| Output Voltage Low (VOL) | 30 mV (typical) | IL = 250 μA, –40°C ≤ TA ≤ +125°C |
| Short-Circuit Limit | 80 mA (sourcing and sinking) | |
| Output Current | 40 mA | |
| Voltage Noise Density | 4.5 nV/√Hz (at 100 kHz) |
Key Features
- Rail-to-rail input and output swing, allowing for full use of the supply voltage range.
- Advanced DigiTrim® in-package trimming technology for high precision and minimal distortion.
- Low noise performance with a voltage noise density of 4.5 nV/√Hz at 100 kHz.
- High gain bandwidth product of 50 MHz and a slew rate of 41 V/μs.
- Low input bias current of 1 pA and high common-mode rejection ratio (CMRR) of up to 100 dB.
- Single-supply operation from 2.7 V to 5.5 V, making it suitable for a wide range of applications.
- Space-saving MSOP and SOIC_N packaging options.
Applications
- Communications: cell phone transmission power control, fiber optic networking, wireless networking.
- Optical communications: laser source drivers/controllers.
- Broadband communications: high-speed ADCs and DACs, microwave link interfaces.
- Video line drivers and audio applications.
Q & A
- What is the supply voltage range for the AD8651ARMZ-REEL?
The supply voltage range is from 2.7 V to 5.5 V.
- What is the gain bandwidth product (GBP) of the AD8651?
The GBP is 50 MHz.
- What is the typical input offset voltage of the AD8651?
The typical input offset voltage is 100 μV.
- What is the slew rate of the AD8651?
The slew rate is 41 V/μs.
- What is the common-mode rejection ratio (CMRR) of the AD8651?
The CMRR is up to 100 dB.
- What is the power supply rejection ratio (PSRR) of the AD8651?
The PSRR is up to 94 dB.
- What are the typical output voltage high and low values for the AD8651?
The typical output voltage high is 4.97 V, and the typical output voltage low is 30 mV.
- What is the short-circuit limit of the AD8651?
The short-circuit limit is 80 mA (both sourcing and sinking).
- What are some common applications for the AD8651?
Common applications include communications, optical communications, broadband communications, and video line drivers.
- What packaging options are available for the AD8651?
The AD8651 is available in MSOP and SOIC_N packaging options.
