Overview
The MAX1178CEUP+T, produced by Analog Devices Inc./Maxim Integrated, is a 16-bit, low-power, successive-approximation analog-to-digital converter (ADC). This device is designed for high-performance, battery-powered data-acquisition applications. It features a byte-wide parallel interface, automatic power-down, and a factory-trimmed internal clock. The MAX1178 operates from a single +4.75V to +5.25V analog supply and has a separate digital supply input for direct interface with +2.7V to +5.25V digital logic.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 16 Bits | |
| Analog Input Voltage Range | ±5V | |
| Analog Supply Voltage | +4.75V to +5.25V | |
| Digital Supply Voltage | +2.7V to +5.25V | |
| Sampling Rate | 135ksps | |
| Integral Nonlinearity (INL) | ±2 LSB | |
| Differential Nonlinearity (DNL) | ±1 LSB | |
| Supply Current (External Reference) | 2.9mA | |
| Supply Current (Internal Reference) | 3.8mA | |
| AutoShutdown Current | 5µA | |
| Package Type | 20-Pin TSSOP | |
| Operating Temperature Range | -40°C to +85°C (Extended), 0°C to +70°C (Commercial) |
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
- Automatic Power-Down and AutoShutdown Mode
- Factory-Trimmed Internal Clock
- Low Supply Current: 2.9mA (External Reference), 3.8mA (Internal Reference)
- Small Footprint: 20-Pin TSSOP Package
- Excellent AC Performance: THD = -100dB
- High DC Accuracy: ±2 LSB INL
Applications
- Data Acquisition Systems
- I/O Modules
- Industrial Process Controls
- Precision Instrumentation
- Medical Applications
- Temperature Sensing and Monitoring
Q & A
- What is the resolution of the MAX1178 ADC?
The MAX1178 has a resolution of 16 bits.
- What is the analog input voltage range of the MAX1178?
The MAX1178 accepts a bipolar analog input voltage range of ±5V.
- What is the operating voltage range for the analog supply of the MAX1178?
The MAX1178 operates from a single +4.75V to +5.25V analog supply.
- What is the sampling rate of the MAX1178?
The MAX1178 has a sampling rate of 135ksps.
- What is the typical supply current of the MAX1178 when using an external reference?
The typical supply current is 2.9mA when using an external reference.
- What is the AutoShutdown current of the MAX1178?
The AutoShutdown current is 5µA.
- In what package is the MAX1178 available?
The MAX1178 is available in a 20-pin TSSOP package.
- What are the typical operating temperature ranges for the MAX1178?
The MAX1178 is specified over the -40°C to +85°C extended temperature range and the 0°C to +70°C commercial temperature range.
- What are some of the key applications for the MAX1178?
The MAX1178 is ideal for data acquisition systems, industrial process controls, precision instrumentation, medical applications, and temperature sensing and monitoring.
- How does the MAX1178 perform in terms of AC and DC accuracy?
The MAX1178 features excellent AC performance (THD = -100dB) and high DC accuracy (±2 LSB INL).
