Overview
The AD7621ACPZ is a 16-bit, 3 MSPS (Mega Samples Per Second) PulSAR (Successive Approximation Register) analog-to-digital converter (ADC) produced by Analog Devices Inc. This device operates from a single 2.5 V power supply and features a high-speed sampling ADC, an internal conversion clock, an internal reference buffer, and error correction circuits. It also includes both serial and parallel system interface ports. The AD7621 is designed for a wide range of applications, including those requiring high sampling rates, low power consumption, and precise analog-to-digital conversion.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 16 bits |
| Sampling Rate | 3 MSPS |
| Power Supply | Single 2.5 V |
| Operating Temperature | −40°C to +85°C |
| Package Type | 48-Lead LFCSP (7mm x 7mm x 0.85mm w/ EP) |
| Interface | Serial and Parallel |
| Conversion Modes | Wideband Warp, Normal, Impulse |
Key Features
- High-speed 16-bit sampling ADC with internal conversion clock and internal reference buffer.
- Low integral nonlinearity (INL) of 2 LSB.
- Three operating modes: Wideband Warp for undersampling applications, Normal for fast conversion rates, and Impulse for low power consumption.
- Both serial and parallel system interface ports for flexible data transfer.
- Error correction circuits for improved accuracy.
- Compact 48-lead LFCSP or LQFP packaging.
Applications
The AD7621ACPZ is suitable for various applications requiring high precision and speed in analog-to-digital conversion. These include:
- Medical imaging and diagnostics.
- Industrial process control and automation.
- Aerospace and defense systems.
- High-speed data acquisition systems.
- Test and measurement equipment.
Q & A
- What is the resolution of the AD7621ACPZ?
The AD7621ACPZ has a resolution of 16 bits. - What is the maximum sampling rate of the AD7621ACPZ?
The maximum sampling rate is 3 MSPS. - What is the power supply requirement for the AD7621ACPZ?
The device operates from a single 2.5 V power supply. - What are the operating temperature ranges for the AD7621ACPZ?
The device operates from −40°C to +85°C. - What types of packages are available for the AD7621ACPZ?
The device is available in 48-lead LFCSP and LQFP packages. - Does the AD7621ACPZ support multiple conversion modes?
Yes, it supports Wideband Warp, Normal, and Impulse modes. - What types of interfaces does the AD7621ACPZ support?
The device supports both serial and parallel system interfaces. - Is the AD7621ACPZ suitable for low power applications?
Yes, it has an Impulse mode that scales power with throughput for low power applications. - What is the integral nonlinearity (INL) of the AD7621ACPZ?
The INL is 2 LSB. - Where can I find more detailed documentation and support for the AD7621ACPZ?
You can find detailed documentation and support on the Analog Devices website and through their support portal.
