Overview
The AD7634BSTZRL is an 18-bit, successive approximation register (SAR) analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This device is part of the AD7634 series and is fabricated on Analog Devices' iCMOS high voltage process. It is designed for high-speed and high-precision data acquisition, offering a sampling rate of up to 670 kSPS. The AD7634BSTZRL is available in a 48-lead Low Profile Quad Flat Package (LQFP) and operates over a temperature range of -40°C to +85°C.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 18-bit | |
| Sampling Rate | Up to 670 kSPS | |
| Input Type | Fully Differential | |
| Analog Input Ranges | Four different ranges | |
| Operating Modes | Warp, Impulse, Normal | |
| Power Dissipation | 180 mW @ 670 kSPS, 28 mW @ 100 kSPS, 10 mW @ 1 kSPS | mW |
| Package Type | 48-Lead Low Profile Quad Flat Package (LQFP) | |
| Operating Temperature Range | -40°C to +85°C | °C |
| Interface | SPI-/QSPI-/MICROWIRE-/DSP-compatible |
Key Features
- High-speed 18-bit successive approximation register (SAR) architecture
- Internal conversion clock and internal reference (and buffer)
- Error correction circuits
- Both serial and parallel system interface ports
- Four different analog input ranges and three different sampling modes
- Configurable through hardware or via a dedicated write-only serial configuration port
- Pb-free and RoHS compliant
Applications
- CT scanners
- High dynamic data acquisition
- Σ-Δ replacement
- Spectrum analysis
- Medical instruments
- Instrumentation
- Process controls
Q & A
- What is the resolution of the AD7634BSTZRL ADC?
The AD7634BSTZRL has an 18-bit resolution.
- What is the maximum sampling rate of the AD7634BSTZRL?
The maximum sampling rate is up to 670 kSPS.
- What types of analog input does the AD7634BSTZRL support?
The device supports fully differential analog inputs.
- What are the different operating modes of the AD7634BSTZRL?
The device operates in Warp, Impulse, and Normal modes.
- What is the power dissipation of the AD7634BSTZRL at different sampling rates?
The power dissipation is 180 mW @ 670 kSPS, 28 mW @ 100 kSPS, and 10 mW @ 1 kSPS.
- What package type is the AD7634BSTZRL available in?
The device is available in a 48-Lead Low Profile Quad Flat Package (LQFP).
- What is the operating temperature range of the AD7634BSTZRL?
The operating temperature range is -40°C to +85°C.
- Is the AD7634BSTZRL RoHS compliant?
- What interfaces does the AD7634BSTZRL support?
The device supports SPI-/QSPI-/MICROWIRE-/DSP-compatible interfaces.
- What are some common applications of the AD7634BSTZRL?
