Overview
The MAX1292BCEG+ is a 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX1290/MAX1292 series, known for its low power consumption, high-speed operation, and versatile interface options. The MAX1292BCEG+ operates with a single +5V analog supply and can interface directly with digital supplies ranging from +2.7V to +5.5V. It features a successive-approximation ADC, automatic power-down, and a fast wake-up time of 2µs, making it ideal for battery-powered and data-acquisition applications.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 12 bits |
| Number of Channels | 4 channels (single-ended), 2 channels (pseudo-differential) |
| Interface Type | Byte-wide parallel |
| Sampling Rate | Up to 400 kS/s |
| Analog Supply Voltage | +5V |
| Digital Supply Voltage | +2.7V to +5.5V |
| Internal Reference Voltage | +2.5V |
| Operating Temperature | 0°C to +70°C |
| Package Type | 24-pin QSOP |
| Power Consumption | 10mW (at 400ksps), 2µA (in shutdown mode) |
Key Features
- 12-bit resolution with ±0.5 LSB linearity
- Single +5V analog supply operation
- User-adjustable logic level (+2.7V to +5.5V)
- Internal +2.5V reference voltage
- Software-configurable analog input multiplexer: 4-channel single-ended or 2-channel pseudo-differential
- Software-configurable unipolar/bipolar analog inputs
- Low power consumption: 2.5mA at 400ksps, 2µA in shutdown mode
- Internal 6MHz full-power bandwidth track/hold
- Byte-wide parallel interface
- Small footprint: 24-pin QSOP package
Applications
- Industrial Control Systems
- Data Logging
- Energy Management
- Patient Monitoring
- Data-Acquisition Systems
- Touchscreens
Q & A
- What is the resolution of the MAX1292BCEG+ ADC?
The MAX1292BCEG+ has a 12-bit resolution.
- How many input channels does the MAX1292BCEG+ have?
The MAX1292BCEG+ has 4 single-ended input channels or 2 pseudo-differential input channels.
- What is the maximum sampling rate of the MAX1292BCEG+?
The maximum sampling rate is up to 400 kS/s.
- What is the operating voltage range for the digital supply?
The digital supply voltage can range from +2.7V to +5.5V.
- What is the internal reference voltage of the MAX1292BCEG+?
The internal reference voltage is +2.5V.
- How much power does the MAX1292BCEG+ consume at 400ksps?
The power consumption is 10mW at 400ksps.
- What is the package type of the MAX1292BCEG+?
The package type is a 24-pin QSOP.
- What are the operating temperature ranges for the MAX1292BCEG+?
The operating temperature range is from 0°C to +70°C.
- Can the MAX1292BCEG+ be configured for unipolar or bipolar inputs?
Yes, the MAX1292BCEG+ can be software-configured for unipolar or bipolar analog inputs.
- What is the wake-up time from power-down mode?
The wake-up time from power-down mode is 2µs.
