Overview
The MAX1178CEUP+ 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 operates from a single +4.75V to +5.25V analog supply and features a separate digital supply input for direct interface with +2.7V to +5.25V digital logic. The MAX1178CEUP+ is particularly notable for its bipolar analog input voltage range of ±5V, making it suitable for a wide range of industrial and medical applications.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 16 Bits | |
| Sampling Rate | 135 ksps | |
| Analog Input Voltage Range | ±5V | |
| Analog Supply Voltage | +4.75V to +5.25V | |
| Digital Supply Voltage | +2.7V to +5.25V | |
| Differential Nonlinearity (DNL) | ±1 LSB | |
| Integral Nonlinearity (INL) | ±2 LSB | |
| Supply Current (External Reference) | 2.9 mA | |
| Supply Current (Internal Reference) | 3.8 mA | |
| AutoShutdown Current | 0.4 mA at 10 ksps | |
| Package | 20-Pin TSSOP | |
| Operating Temperature Range | -40°C to +85°C |
Key Features
- Byte-Wide Parallel Interface
- Bipolar Analog Input Voltage Range: ±5V
- Single +4.75V to +5.25V Analog Supply Voltage
- Interface with +2.7V to +5.25V Digital Logic
- Low Supply Current: 2.9mA (External Reference), 3.8mA (Internal Reference)
- AutoShutdown Mode: 0.4mA at 10ksps
- Small Footprint: 20-Pin TSSOP Package
- Excellent AC Performance: THD = -100dB
- High DC Accuracy: ±2 LSB INL, ±1 LSB DNL
Applications
- Data Acquisition Systems
- I/O Modules
- Industrial Process Controls
- Precision Instrumentation
- Temperature Sensing and Monitoring
- Battery-Powered Devices
Q & A
- What is the resolution of the MAX1178CEUP+ ADC?
The MAX1178CEUP+ has a resolution of 16 bits. - What is the sampling rate of the MAX1178CEUP+?
The sampling rate is 135 ksps. - What is the analog input voltage range of the MAX1178CEUP+?
The analog input voltage range is ±5V. - What are the supply voltage requirements for the MAX1178CEUP+?
The device operates from a single +4.75V to +5.25V analog supply and a separate digital supply input of +2.7V to +5.25V. - What is the power consumption in AutoShutdown mode?
In AutoShutdown mode, the supply current is reduced to 0.4mA at 10ksps. - What package type is the MAX1178CEUP+ available in?
The device is available in a 20-pin TSSOP package. - What are the operating temperature ranges for the MAX1178CEUP+?
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 MAX1178CEUP+?
Typical applications include data acquisition systems, I/O modules, industrial process controls, precision instrumentation, and temperature sensing and monitoring. - How does the MAX1178CEUP+ perform in terms of AC accuracy?
The device has excellent AC performance with a Total Harmonic Distortion (THD) of -100dB. - What is the DC accuracy of the MAX1178CEUP+?
The device has high DC accuracy with an Integral Nonlinearity (INL) of ±2 LSB and a Differential Nonlinearity (DNL) of ±1 LSB.
