Overview
The AD7686CCPZRL7 is a 16-bit, charge redistribution, successive approximation, analog-to-digital converter (ADC) produced by Analog Devices Inc. This device operates from a single 5 V power supply and features a low power, high speed, 16-bit sampling ADC with no missing codes. It includes an internal conversion clock and a versatile serial interface port compatible with SPI, QSPI, MICROWIRE, and DSP interfaces. The ADC also incorporates a low noise, wide bandwidth, short aperture delay track-and-hold circuit, making it suitable for a variety of high-performance applications.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16 bits |
| Throughput | Up to 500 kSPS |
| Integral Nonlinearity (INL) | ±0.6 LSB typical, ±2 LSB maximum |
| Signal-to-Noise and Distortion Ratio (SINAD) | 92.5 dB at 20 kHz |
| Total Harmonic Distortion (THD) | −110 dB at 20 kHz |
| Analog Input Range | 0 V to VREF (up to VDD) |
| Power Supply | Single 5 V |
| Logic Interface | 1.8 V, 2.5 V, 3 V, or 5 V |
| Package | 10-lead MSOP or 10-lead LFCSP |
| Operating Temperature | −40°C to +85°C |
| Power Dissipation | 3.75 µW at 5 V/100 SPS, 3.75 mW at 5 V/100 kSPS |
| Standby Current | 1 nA |
Key Features
- No missing codes in the 16-bit resolution.
- High speed operation with throughput up to 500 kSPS.
- Low power consumption, with power dissipation scaling linearly with throughput.
- Internal conversion clock and versatile serial interface compatible with SPI, QSPI, MICROWIRE, and DSP interfaces.
- Ability to daisy-chain multiple ADCs on a single 3-wire bus and optional busy indicator.
- Low noise, wide bandwidth, short aperture delay track-and-hold circuit.
- Pseudo differential analog input range from 0 V to VREF (up to VDD).
- No pipeline delay.
- Compatible with 1.8 V, 2.5 V, 3 V, or 5 V logic using a separate supply VIO.
Applications
The AD7686CCPZRL7 is suitable for various high-performance applications, including:
- Industrial process control systems.
- Medical devices requiring high accuracy and low noise.
- Aerospace and defense systems where reliability and precision are critical.
- Automotive systems, such as engine control units and sensor interfaces.
- Test and measurement equipment, including data acquisition systems and oscilloscopes.
Q & A
- What is the resolution of the AD7686CCPZRL7 ADC?
The AD7686CCPZRL7 has a 16-bit resolution.
- What is the maximum throughput of the AD7686CCPZRL7?
The maximum throughput is up to 500 kSPS.
- What is the typical INL of the AD7686CCPZRL7?
The typical Integral Nonlinearity (INL) is ±0.6 LSB.
- What is the SINAD of the AD7686CCPZRL7 at 20 kHz?
The Signal-to-Noise and Distortion Ratio (SINAD) is 92.5 dB at 20 kHz.
- What is the power supply requirement for the AD7686CCPZRL7?
The device operates from a single 5 V power supply.
- What are the available package options for the AD7686CCPZRL7?
The device is available in 10-lead MSOP and 10-lead LFCSP packages.
- What is the operating temperature range of the AD7686CCPZRL7?
The operating temperature range is from −40°C to +85°C.
- Can the AD7686CCPZRL7 be daisy-chained with other ADCs?
- What is the standby current of the AD7686CCPZRL7?
The standby current is 1 nA.
- Is the AD7686CCPZRL7 compatible with different logic levels?
