Overview
The MAX1188BEUP+ is a 16-bit, low-power, successive-approximation analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is designed for high-performance, battery-powered data-acquisition applications. It features automatic power-down, a factory-trimmed internal clock, and a byte-wide parallel interface. The MAX1188BEUP+ operates from a single +4.75V to +5.25V analog supply and has a separate digital supply input compatible with +2.7V to +5.25V digital logic.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 16 Bits | |
| Sampling Rate | 135 ksps | |
| Analog Supply Voltage | +4.75V to +5.25V | V |
| Digital Supply Voltage | +2.7V to +5.25V | V |
| Analog Input Voltage Range | ±10V | V |
| Power Consumption (External Reference) | 26.5 mW at 135 ksps | mW |
| Power Consumption (Internal Reference) | 31 mW at 135 ksps | mW |
| AutoShutdown Current | 0.4 mA at 10 ksps | mA |
| Integral Nonlinearity (INL) | ±2 LSB | LSB |
| Differential Nonlinearity (DNL) | ±1 LSB | LSB |
| Signal-to-Noise Plus Distortion (SINAD) | 86 dB to 90 dB | dB |
| Total Harmonic Distortion (THD) | -100 dB to -92 dB | dB |
| Package | 20-pin TSSOP | |
| Operating Temperature Range | -40°C to +85°C (extended), 0°C to +70°C (commercial) | °C |
Key Features
- Byte-wide parallel interface
- Bipolar analog input voltage range: ±10V
- Single +4.75V to +5.25V analog supply voltage
- Interface with +2.7V to +5.25V digital logic
- Low power consumption: up to 26.5 mW at 135 ksps
- AutoShutdown™ reduces supply current to 0.4 mA at 10 ksps
- Excellent AC performance: THD = -100 dB, SINAD = 86 dB to 90 dB
- High DC accuracy: ±2 LSB INL, ±1 LSB DNL
- Small footprint: 20-pin TSSOP package
Applications
- High-performance, battery-powered data-acquisition systems
- Industrial process control
- Precision instrumentation
- Medical applications
- Temperature sensing and monitoring
- I/O modules
Q & A
- What is the resolution of the MAX1188BEUP+ ADC?
The MAX1188BEUP+ has a resolution of 16 bits.
- What is the sampling rate of the MAX1188BEUP+?
The sampling rate is up to 135 ksps.
- What is the analog input voltage range of the MAX1188BEUP+?
The analog input voltage range is ±10V.
- What are the power consumption characteristics of the MAX1188BEUP+?
The device consumes up to 26.5 mW at 135 ksps with an external reference and up to 31 mW with the internal reference. AutoShutdown reduces the supply current to 0.4 mA at 10 ksps.
- What is the package type of the MAX1188BEUP+?
The device is available in a 20-pin TSSOP package.
- What are the operating temperature ranges for the MAX1188BEUP+?
The device is fully specified over the -40°C to +85°C extended temperature range and the 0°C to +70°C commercial temperature range.
- What are some typical applications for the MAX1188BEUP+?
Typical applications include high-performance, battery-powered data-acquisition systems, industrial process control, precision instrumentation, medical applications, temperature sensing and monitoring, and I/O modules.
- How does the AutoShutdown feature work?
The AutoShutdown feature reduces the supply current to 0.4 mA at 10 ksps, helping to conserve power in low-activity states.
- What is the digital supply voltage range for the MAX1188BEUP+?
The digital supply voltage range is +2.7V to +5.25V.
- What are the AC performance metrics for the MAX1188BEUP+?
The device has excellent AC performance with a SINAD of 86 dB to 90 dB and a THD of -100 dB to -92 dB.
- How accurate is the MAX1188BEUP+ in terms of DC performance?
The device has high DC accuracy with an INL of ±2 LSB and a DNL of ±1 LSB.
