Overview
The AD7387BCPZ-RL from Analog Devices Inc. is a 14-bit analog-to-digital converter (ADC) designed for high-speed data acquisition. This device features four input channels and two successive approximation register (SAR) cores, enabling simultaneous sampling of analog signals. It is packaged in a compact 16-lead LFCSP (3mm x 3mm x 0.75mm) and operates within a voltage range of 1.65V to 3.6V. The ADC is suitable for various applications requiring precise digital representation of analog signals at high conversion rates of up to 4 million samples per second.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 14 Bits | |
| Number of A/D Converters | 2 | |
| Number of Inputs | 4 | |
| Input Type | Single Ended | |
| Sampling Rate | 4 MSPS | |
| Operating Temperature | -40°C to +125°C | |
| Analog Supply Voltage | 3.0 V to 3.6 V | |
| Digital Supply Voltage | 1.65 V to 3.6 V | |
| Package Type | 16-Lead LFCSP (3mm x 3mm x 0.75mm) | |
| Reference Type | External, Internal |
Key Features
- Simultaneous Sampling: The AD7387BCPZ-RL features simultaneous sampling capability with a MUX-S/H-ADC configuration and SAR architecture, allowing for the simultaneous conversion of multiple analog inputs.
- High-Speed Conversion: It supports a conversion rate of up to 4 million samples per second, making it suitable for high-speed data acquisition tasks.
- Integrated Oversampling Block: The device includes an on-chip oversampling block to improve dynamic range and reduce noise at lower bandwidths.
- Buffered Internal Reference: A buffered internal 2.5 V reference is included, with the option to use an external reference up to 3.3 V.
- Compact Packaging: The 16-lead LFCSP package is space-saving and conducive to heat dissipation in circuit boards.
Applications
- Communication: Suitable for communication systems requiring high-speed data conversion.
- Industrial Control: Used in industrial control systems for precise data acquisition.
- Measuring Instruments: Applied in measuring instruments for accurate analog-to-digital conversion.
- Consumer Electronics: Found in various consumer electronics requiring high-speed ADCs.
- Acquisition Systems: Used in data acquisition systems for multiple input channels.
- Medical Instruments: Utilized in medical devices for precise signal conversion.
- Audio Processing: Employed in audio processing applications requiring high-speed ADCs.
- Automotive Electronics: Used in automotive electronics for reliable and high-speed data conversion.
Q & A
- What is the resolution of the AD7387BCPZ-RL ADC?
The AD7387BCPZ-RL has a resolution of 14 bits.
- How many input channels does the AD7387BCPZ-RL support?
The device supports four input channels.
- What is the maximum sampling rate of the AD7387BCPZ-RL?
The maximum sampling rate is 4 million samples per second (MSPS).
- What is the operating temperature range of the AD7387BCPZ-RL?
The operating temperature range is from -40°C to +125°C.
- What type of packaging does the AD7387BCPZ-RL use?
The device is packaged in a 16-lead LFCSP (3mm x 3mm x 0.75mm).
- Can the AD7387BCPZ-RL use an external reference voltage?
- What is the purpose of the integrated oversampling block in the AD7387BCPZ-RL?
The integrated oversampling block improves dynamic range and reduces noise at lower bandwidths.
- Is the AD7387BCPZ-RL compatible with different logic supply voltages?
- What are some common applications of the AD7387BCPZ-RL?
- How does the AD7387BCPZ-RL interface with digital systems?
