Overview
The AD7686BCPZRL is a 16-bit, successive approximation, analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the PulSAR family of ADCs, known for their high speed, low power consumption, and high accuracy. The AD7686 operates from a single 5 V power supply and features a versatile serial interface compatible with SPI, QSPI, MICROWIRE, and DSP interfaces. It is housed in a 10-lead MSOP or 10-lead LFCSP package, making it suitable for a variety of applications requiring precise analog-to-digital conversion.
Key Specifications
| Specification | 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 4.5 V to 5.5 V |
| Logic Interface Voltage | 1.8 V, 2.5 V, 3 V, or 5 V |
| Operating Temperature | −40°C to +85°C |
| Package Type | 10-lead MSOP or 10-lead LFCSP |
| Standby Current | 1 nA |
| Power Dissipation | 3.75 mW at 100 kSPS, 15 mW at 500 kSPS |
Key Features
- No missing codes
- Low power consumption with power dissipation scaling linearly with throughput
- High speed operation with throughput up to 500 kSPS
- Pseudo differential analog input range from 0 V to VREF (up to VDD)
- Compatible with 1.8 V, 2.5 V, 3 V, or 5 V logic interfaces
- SPI-compatible serial interface with daisy-chain capability and busy indicator
- Low noise, wide bandwidth, short aperture delay track-and-hold circuit
Applications
The AD7686BCPZRL is suitable for a variety of applications requiring high accuracy and low power consumption, such as:
- Industrial process control
- Medical devices
- Aerospace and defense systems
- Automotive systems
- Data acquisition systems
Q & A
- What is the resolution of the AD7686BCPZRL ADC?
The AD7686BCPZRL has a resolution of 16 bits. - What is the maximum throughput of the AD7686BCPZRL?
The maximum throughput is up to 500 kSPS. - What is the typical INL of the AD7686BCPZRL?
The typical Integral Nonlinearity (INL) is ±0.6 LSB. - What is the SINAD of the AD7686BCPZRL at 20 kHz?
The SINAD at 20 kHz is 92.5 dB. - What is the power supply range for the AD7686BCPZRL?
The power supply range is from 4.5 V to 5.5 V. - What are the available logic interface voltages for the AD7686BCPZRL?
The available logic interface voltages are 1.8 V, 2.5 V, 3 V, or 5 V. - What is the operating temperature range for the AD7686BCPZRL?
The operating temperature range is from −40°C to +85°C. - What are the package types available for the AD7686BCPZRL?
The package types available are 10-lead MSOP and 10-lead LFCSP. - What is the standby current of the AD7686BCPZRL?
The standby current is 1 nA. - How does the power dissipation of the AD7686BCPZRL scale with throughput?
The power dissipation scales linearly with throughput.
