Overview
The AD7262BCPZ-5, produced by Analog Devices Inc., is a dual, 12-bit, high-speed, low-power successive approximation analog-to-digital converter (ADC). This component operates from a single 5 V power supply and is designed for simultaneous sampling and conversion of two channels. Each ADC is preceded by a true differential analog input with a programmable gain amplifier (PGA). The AD7262-5 variant features throughput rates of up to 500 kSPS, making it suitable for a variety of applications requiring high-speed data acquisition.
Key Specifications
| Parameter | Value | Unit | Comments |
|---|---|---|---|
| Number of Bits | 12 | ||
| Sampling Rate (Per Second) | 500 k | SPS | |
| Number of Inputs | 2 | ||
| Input Type | Differential | ||
| Data Interface | SPI, DSP | ||
| Configuration | PGA-S/H-ADC | ||
| Ratio - S/H:ADC | 1:1 | ||
| Number of A/D Converters | 2 | ||
| Architecture | SAR | ||
| Reference Type | External, Internal | ||
| Voltage - Supply, Analog | 5 V | ||
| Voltage - Supply, Digital | 2.7 V ~ 5.25 V | ||
| Features | PGA, Simultaneous Sampling | ||
| Operating Temperature | -40°C ~ 105°C | ||
| Package / Case | 48-VFQFN Exposed Pad, CSP | ||
| Supplier Device Package | 48-LFCSP-VQ (7x7) | ||
| Mounting Type | Surface Mount | ||
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
Key Features
- Simultaneous Sampling and Conversion: The AD7262BCPZ-5 allows for simultaneous sampling and conversion of two channels, enhancing the accuracy and speed of data acquisition.
- Programmable Gain Amplifier (PGA): Each ADC is preceded by a true differential analog input with a PGA, offering 14 gain settings (×1, ×2, ×3, ×4, ×6, ×8, ×12, ×16, ×24, ×32, ×48, ×64, ×96, and ×128) for flexible signal conditioning.
- High-Speed Serial Interface: The component features a high-speed serial interface compatible with SPI, QSPI, MICROWIRE, and DSP, facilitating easy integration into various systems.
- On-Chip Comparators: The device includes four integrated comparators that can be used in applications such as motor control and sensor signal processing.
- Internal Reference: An on-chip 2.5 V reference is available, which can be disabled if an external reference is preferred.
- Calibration Functions: The AD7262BCPZ-5 includes device offset calibration and system gain calibration to ensure high accuracy and reliability.
Applications
The AD7262BCPZ-5 is ideally suited for various applications requiring high-speed and accurate data acquisition, including:
- Motor Control Systems: It is used for monitoring position feedback signals from analog encoders and other sensors in motor control applications.
- Industrial Automation: The component is useful in industrial automation for monitoring and controlling various parameters such as temperature, pressure, and flow rate.
- Medical Devices: It can be used in medical devices for signal acquisition from sensors and transducers.
- Aerospace and Defense: The AD7262BCPZ-5 is suitable for applications in aerospace and defense due to its high reliability and performance under a wide range of temperatures.
Q & A
- What is the resolution of the AD7262BCPZ-5 ADC?
The AD7262BCPZ-5 has a resolution of 12 bits.
- What is the sampling rate of the AD7262BCPZ-5?
The sampling rate of the AD7262BCPZ-5 is up to 500 kSPS.
- How many analog inputs does the AD7262BCPZ-5 have?
The AD7262BCPZ-5 has two differential analog inputs.
- What type of data interface does the AD7262BCPZ-5 support?
The AD7262BCPZ-5 supports SPI, QSPI, MICROWIRE, and DSP interfaces.
- Does the AD7262BCPZ-5 have an internal reference voltage?
Yes, the AD7262BCPZ-5 has an on-chip 2.5 V reference voltage that can be disabled if an external reference is preferred.
- What is the operating temperature range of the AD7262BCPZ-5?
The operating temperature range of the AD7262BCPZ-5 is -40°C to 105°C.
- What is the package type of the AD7262BCPZ-5?
The AD7262BCPZ-5 is packaged in a 48-lead LFCSP-VQ (7x7) with an exposed pad.
- Does the AD7262BCPZ-5 have built-in comparators?
Yes, the AD7262BCPZ-5 includes four integrated comparators.
- What is the moisture sensitivity level (MSL) of the AD7262BCPZ-5?
The moisture sensitivity level (MSL) of the AD7262BCPZ-5 is 3 (168 hours).
- Is the AD7262BCPZ-5 RoHS compliant?
Yes, the AD7262BCPZ-5 is RoHS compliant and lead-free.
