Overview
The MAX157BEUA+ is a low-power, 10-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX157/MAX159 series, known for its high performance, low power consumption, and compact design. The MAX157 operates with a single supply voltage ranging from +2.7V to +5.25V and features a successive-approximation ADC with a maximum sampling rate of 108ksps. It is available in 8-pin µMAX and DIP packages, making it ideal for applications where space and power efficiency are critical.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 10-bit |
| Sampling Rate | Up to 108ksps |
| Supply Voltage | +2.7V to +5.25V |
| Power Consumption | 0.9mA (at 108ksps, +3V), < 0.2µA (power-down mode) |
| Operating Temperature | -40°C to 85°C |
| Package Type | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
| Differential Nonlinearity (DNL) | +/- 0.5 LSB |
| Integral Nonlinearity (INL) | +/- 1 LSB |
| Interface | 3-wire serial interface (SPI, QSPI, MICROWIRE compatible) |
Key Features
- Low power consumption with automatic power-down and fast wake-up (2.5µs)
- High-speed, 3-wire serial interface compatible with SPI, QSPI, and MICROWIRE
- On-chip clock and high dynamic performance
- Compact 8-pin µMAX and DIP packages
- Single-ended input operation with input signals ranging from 0 to VREF
- Excellent dynamic performance and ease of use
Applications
The MAX157BEUA+ is well-suited for a variety of applications where low power consumption and high performance are essential. These include:
- Battery-powered devices
- Data acquisition systems
- Circuits with demanding power-consumption and space requirements
Q & A
- What is the resolution of the MAX157BEUA+ ADC?
The MAX157BEUA+ has a 10-bit resolution. - What is the maximum sampling rate of the MAX157BEUA+?
The maximum sampling rate is up to 108ksps. - What is the supply voltage range for the MAX157BEUA+?
The supply voltage range is from +2.7V to +5.25V. - How much power does the MAX157BEUA+ consume at maximum sampling rate?
At 108ksps and +3V, the power consumption is 0.9mA. - What is the power consumption in power-down mode?
In power-down mode, the power consumption is less than 0.2µA. - What types of packages are available for the MAX157BEUA+?
The device is available in 8-TSSOP and 8-MSOP packages. - What is the operating temperature range for the MAX157BEUA+?
The operating temperature range is from -40°C to 85°C. - What type of interface does the MAX157BEUA+ use?
The device uses a 3-wire serial interface compatible with SPI, QSPI, and MICROWIRE. - What are the typical applications for the MAX157BEUA+?
Typical applications include battery-powered devices, data acquisition systems, and circuits with demanding power-consumption and space requirements. - Does the MAX157BEUA+ have an on-chip clock?
Yes, the MAX157BEUA+ has an on-chip clock.
