Overview
The MAX187BEWE+ is a 12-bit serial analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device operates from a single +5V supply and is designed for low-power consumption, making it ideal for applications where space and power are critical. The MAX187BEWE+ features an internal track/hold circuit and a sampling rate of 75 kHz, ensuring precise measurement data acquisition.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 12 |
| Sampling Rate | 75 ksps |
| Input Type | Single-Ended |
| Architecture | SAR (Successive Approximation Register) |
| Reference Type | Internal |
| Package / Case | 16-pin SOIC-Wide |
| Data Interface | SPI, QSPI, MICROWIRE |
| Supply Voltage | 4.75V to 5.25V |
| Operating Temperature | -40°C to +85°C |
| Integral Nonlinearity (INL) | ±½ LSB |
| Differential Nonlinearity (DNL) | ±1 LSB |
| Power Consumption | 7.5mW (operating), 10µW (shutdown) |
Key Features
- 12-bit resolution for high accuracy data acquisition.
- Internal track/hold circuit with a 75 kHz sampling rate.
- Single +5V supply operation.
- Low power consumption: 7.5mW in operating mode and 10µW in shutdown mode.
- Compatible with SPI, QSPI, and MICROWIRE interfaces.
- Internal buffered reference voltage.
- Compact package options: 16-pin SOIC-Wide.
Applications
The MAX187BEWE+ is suitable for various applications where low power consumption and high accuracy are essential. These include:
- Remote DSP and sensor applications.
- Data acquisition systems.
- Industrial control systems.
- Medical devices requiring precise analog-to-digital conversion.
- Circuits where space and power are critical.
Q & A
- What is the resolution of the MAX187BEWE+ ADC?
The MAX187BEWE+ has a 12-bit resolution. - What is the sampling rate of the MAX187BEWE+?
The sampling rate is 75 ksps. - What type of input does the MAX187BEWE+ accept?
The MAX187BEWE+ accepts single-ended inputs. - What is the operating supply voltage range for the MAX187BEWE+?
The operating supply voltage range is 4.75V to 5.25V. - What are the operating temperature ranges for the MAX187BEWE+?
The operating temperature ranges are -40°C to +85°C. - What is the power consumption of the MAX187BEWE+ in operating and shutdown modes?
The power consumption is 7.5mW in operating mode and 10µW in shutdown mode. - What interfaces are supported by the MAX187BEWE+?
The MAX187BEWE+ supports SPI, QSPI, and MICROWIRE interfaces. - Does the MAX187BEWE+ have an internal reference voltage?
Yes, the MAX187BEWE+ has an internal buffered reference voltage. - What are the typical applications of the MAX187BEWE+?
Typical applications include remote DSP and sensor applications, data acquisition systems, industrial control systems, and medical devices. - What is the package type for the MAX187BEWE+?
The MAX187BEWE+ is available in a 16-pin SOIC-Wide package.
