Overview
The ADC3660IRSBR from Texas Instruments is a high-performance, dual-channel, 16-bit analog-to-digital converter (ADC) designed for low power consumption and high-speed operations. This device operates at sampling rates ranging from 0.5 to 65 MSPS, making it suitable for a wide range of applications that require precise and efficient data conversion. The ADC3660 features ultra-low power consumption, with only 71 mW per channel at 65 MSPS, and excellent spectral performance, including a noise floor of –159 dBFS/Hz and a signal-to-noise ratio (SNR) of up to 81.9 dBFS. The device is available in a compact 40-pin WQFN package and supports an extended industrial temperature range of –40°C to +105°C.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 16 bits | |
| Sampling Rate | 0.5 to 65 MSPS | |
| Noise Floor | –159 dBFS/Hz | |
| Power Consumption | 71 mW/ch at 65 MSPS | |
| Integral Nonlinearity (INL) | ±2 LSB | |
| Differential Nonlinearity (DNL) | ±0.2 LSB | |
| Input Bandwidth | 900 MHz (3 dB) | |
| Operating Temperature Range | –40°C to +105°C | |
| Supply Voltage | 1.8 V | |
| Package Type | 40-pin WQFN (5 mm × 5 mm) |
Key Features
- Dual-channel operation
- Ultra-low power consumption: 71 mW per channel at 65 MSPS
- High spectral performance: SNR up to 81.9 dBFS, SFDR up to 88 dBc
- No missing codes, INL: ±2 LSB, DNL: ±0.2 LSB
- External or internal voltage reference options
- On-chip digital down converter with decimation by 2, 4, 8, 16, 32
- 32-bit NCO for flexible frequency synthesis
- Serial CMOS interface for minimized digital interconnects
- Support for IF sampling and excellent dc precision
Applications
- Data acquisition (DAQ)
- Motor diagnostics and monitoring
- Power quality analyzers and meters
- Sonar and radar systems
- Defense radio and wireless communications
- Lab and field instrumentation
- Spectrometers
Q & A
- What is the maximum sampling rate of the ADC3660?
The ADC3660 can operate at sampling rates up to 65 MSPS.
- How much power does the ADC3660 consume at 65 MSPS?
The device consumes 71 mW per channel at 65 MSPS.
- What is the noise floor of the ADC3660?
The noise floor is –159 dBFS/Hz.
- Does the ADC3660 support internal or external voltage references?
Yes, it supports both internal and external voltage reference options.
- What is the input bandwidth of the ADC3660?
The input bandwidth is 900 MHz (3 dB).
- What is the operating temperature range of the ADC3660?
The operating temperature range is –40°C to +105°C.
- What type of interface does the ADC3660 use for data output?
The device uses a serial CMOS (SCMOS) interface.
- Does the ADC3660 have on-chip digital down conversion capabilities?
Yes, it includes an on-chip digital down converter with decimation options.
- What is the package type and size of the ADC3660?
The device is available in a 40-pin WQFN package with a size of 5 mm × 5 mm.
- What are some common applications of the ADC3660?
Common applications include data acquisition, motor diagnostics, power quality analyzers, sonar, radar, and wireless communications.
