Overview
The MAX111BCPE+ is a low-cost, 2-channel, ±14-bit serial analog-to-digital converter (ADC) designed by Maxim Integrated, now part of Analog Devices Inc. This device is ideal for high-resolution, battery-powered, or remote-sensing applications due to its low power consumption and high accuracy. The MAX111BCPE+ operates with either a single +5V supply (MAX111) or ±5V supplies (MAX110), making it versatile for various system designs.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14-bit plus sign and overrange |
| Supply Voltage | Single +5V (MAX111) or ±5V (MAX110) |
| Input Range | Differential: ±3V (MAX110), ±1.5V (MAX111); Single-ended: 0V to +1.5V (MAX111) |
| Linearity | 0.03% (MAX110), 0.05% (MAX111) |
| Power Consumption | 550µA (MAX110), 640µA (MAX111), 4µA in shutdown mode |
| Conversion Rate | Up to 50 conversions/sec |
| Package Options | 16-pin DIP, SO, 20-pin SSOP |
| Interface Compatibility | SPI, QSPI, MICROWIRE |
Key Features
- Single +5V supply (MAX111) or ±5V supplies (MAX110)
- Two differential input channels
- 14-bit resolution plus sign and overrange
- Low power consumption: 550µA (MAX110), 640µA (MAX111), 4µA in shutdown mode
- Up to 50 conversions/sec
- 50Hz/60Hz rejection
- Auto-calibration mode
- No external components required
- Space-saving 16-pin DIP, SO, and 20-pin SSOP packages
Applications
- Process Control
- Weigh Scales
- Panel Meters
- Data-Acquisition Systems
- Temperature Measurement
Q & A
- What is the resolution of the MAX111BCPE+ ADC?
The MAX111BCPE+ has a 14-bit resolution plus sign and overrange.
- What are the supply voltage options for the MAX111BCPE+?
The MAX111BCPE+ can operate with either a single +5V supply (MAX111) or ±5V supplies (MAX110).
- What is the input range for the MAX111BCPE+?
The input range is differential: ±3V (MAX110), ±1.5V (MAX111); single-ended: 0V to +1.5V (MAX111).
- How much power does the MAX111BCPE+ consume?
The power consumption is 550µA (MAX110), 640µA (MAX111), and 4µA in shutdown mode.
- What is the conversion rate of the MAX111BCPE+?
The conversion rate is up to 50 conversions/sec.
- What interface protocols is the MAX111BCPE+ compatible with?
The MAX111BCPE+ is compatible with SPI, QSPI, and MICROWIRE interfaces.
- Does the MAX111BCPE+ require external components for operation?
No, the MAX111BCPE+ does not require any external components for operation.
- What are the package options available for the MAX111BCPE+?
The package options include 16-pin DIP, SO, and 20-pin SSOP.
- What are some typical applications of the MAX111BCPE+?
Typical applications include process control, weigh scales, panel meters, data-acquisition systems, and temperature measurement.
- Does the MAX111BCPE+ have auto-calibration capabilities?
