Cirrus Logic Inc. CS5521-ASZR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $22.45 | $22.45 |
| 15+ | $5.16 | $77.40 |
| 25+ | $5.05 | $126.25 |
| 50+ | $4.77 | $238.50 |
| 100+ | $4.21 | $421.00 |
| N+ | $0.84 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Cirrus Logic Inc. |
| Product Series | |
| Packaging | Tape & Reel (TR) | |
| Number of Bits | 16 |
| Sampling Rate (Per Second) | 401 |
| Number of Inputs | 2 |
| Input Type | Differential |
| Data Interface | SPI |
| Configuration | MUX-ADC |
| Ratio - S/H:ADC | - |
| Number of A/D Converters | 1 |
| Architecture | Sigma-Delta |
| Reference Type | External |
| Voltage - Supply, Analog | 5V |
| Voltage - Supply, Digital | 5V |
| Features | Selectable Address |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Grade | - |
| Qualification | - |
| Package / Case | 20-SSOP (0.209", 5.30mm Width) |
| Supplier Device Package | 20-SSOP |
| ROHS |
The Cirrus Logic CS5521-ASZR is a 16-bit, 2-channel analog-to-digital converter (ADC) with a sampling rate of 401 SPS. It features a multiplexed input architecture and uses an external reference for precise conversions. The device communicates via an SPI interface, making it easy to interface with microcontrollers. It operates over a temperature range of -40°C to 85°C and is available in a 20-SSOP package. This ADC is specifically designed for high-accuracy applications such as weigh scales, industrial process control, and scientific instrumentation.
- High Resolution: 16-bit output provides fine measurement granularity for precision applications.
- Low Sampling Rate Optimized for Precision: 401 SPS is ideal for slow, high-accuracy measurements.
- Dual Channels: Allows simultaneous monitoring of two sensors.
- SPI Interface: Simple digital interface for easy integration.
- Wide Temperature Range: Suitable for industrial environments.
Weigh Scales and Load Cells
The 16-bit resolution and 401 SPS rate are ideal for precision weighing systems requiring high accuracy.
Industrial Process Control
2-channel input allows monitoring of pressure and temperature in industrial loops with high precision.
Scientific Instrumentation
High resolution makes it suitable for laboratory equipment like pH meters and spectrophotometers.
Energy Monitoring
Accurate measurement of voltage and current in power monitoring systems.
Medical Instrumentation
Precision digitization of biopotential signals in ECG or EEG devices.
- Q: What is the CS5521-ASZR?
- A: It is a 16-bit, 2-channel analog-to-digital converter (ADC) from Cirrus Logic.
- Q: What is the resolution?
- A: It provides 16-bit resolution.
- Q: What is the sampling rate?
- A: It supports a sampling rate of 401 SPS.
- Q: How many channels does it have?
- A: It has 2 multiplexed input channels.
- Q: What interface does it use?
- A: It communicates via a standard SPI interface.
- Q: What is the architecture?
- A: It uses a MUX-ADC architecture with an external reference.
- Q: What is the CS5521-ASZR?
- A: It is a 16-bit, 2-channel analog-to-digital converter (ADC) from Cirrus Logic.
- Q: What is the resolution?
- A: It provides 16-bit resolution.
- Q: What is the sampling rate?
- A: It supports a sampling rate of 401 SPS.
- Q: How many channels does it have?
- A: It has 2 multiplexed input channels.
- Q: What interface does it use?
- A: It communicates via a standard SPI interface.
- Q: What is the architecture?
- A: It uses a MUX-ADC architecture with an external reference.

CS5521-ASZR.pdf