Overview
The AD8232ACPZ-RL from Analog Devices Inc. is a highly integrated signal conditioning block designed specifically for electrocardiogram (ECG) and other biopotential measurement applications. This device is engineered to extract, amplify, and filter small biopotential signals even in noisy conditions, such as those caused by motion or remote electrode placement. The AD8232ACPZ-RL is optimized for low power consumption and high performance, making it suitable for a variety of medical and biomedical applications.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD8232ACPZ-RL |
| Package | 20-Lead LFCSP (4mm x 4mm w/ EP) |
| Number of Pins | 20 |
| Supply Voltage | 2.0 V to 3.5 V |
| Supply Current | 170 μA (typical) |
| Common-Mode Rejection Ratio (CMRR) | 80 dB (dc to 60 Hz) |
| Power Supply Rejection Ratio (PSRR) | 90 dB |
| Operating Temperature Range | -40°C to +85°C (A grade), -40°C to +105°C (W grade) |
| ESD Rating | 8 kV HBM |
Key Features
- Fully integrated single-lead ECG front end with high signal gain (G = 100) and dc blocking capabilities.
- Two or three electrode configurations supported.
- 2-pole adjustable high-pass filter and 3-pole adjustable low-pass filter with adjustable gain.
- Integrated right leg drive (RLD) amplifier for improved common-mode rejection.
- Fast restore feature to reduce filter settling time after abrupt signal changes.
- Uncommitted op amp for additional filtering options.
- Leads off detection with ac or dc options.
- Internal RFI filter and rail-to-rail output.
- Shutdown pin for power management.
- Qualified for automotive applications.
Applications
The AD8232ACPZ-RL is primarily used in ECG and other biopotential measurement applications. It is suitable for various medical and biomedical devices, including:
- Electrocardiogram (ECG) systems
- Biopotential measurement devices
- Medical monitoring equipment
- Wearable health devices
- Automotive health monitoring systems
Q & A
- What is the primary function of the AD8232ACPZ-RL?
The AD8232ACPZ-RL is designed to extract, amplify, and filter small biopotential signals, particularly for ECG and other biopotential measurement applications.
- What is the typical supply current of the AD8232ACPZ-RL?
The typical supply current is 170 μA.
- What is the common-mode rejection ratio (CMRR) of the AD8232ACPZ-RL?
The CMRR is 80 dB (dc to 60 Hz).
- What types of filters does the AD8232ACPZ-RL support?
The device supports a 2-pole adjustable high-pass filter and a 3-pole adjustable low-pass filter with adjustable gain.
- Does the AD8232ACPZ-RL have integrated RFI filtering?
- What is the operating temperature range for the AD8232ACPZ-RL?
- Is the AD8232ACPZ-RL qualified for automotive applications?
- What is the package type of the AD8232ACPZ-RL?
- Does the AD8232ACPZ-RL have a shutdown pin?
- What is the ESD rating of the AD8232ACPZ-RL?
