Overview
The MAX1178AEUP+ 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 a single +4.75V to +5.25V analog supply voltage and a separate digital supply input that can interface directly with +2.7V to +5.25V digital logic. The MAX1178AEUP+ is known for its excellent AC performance and DC accuracy, making it suitable for various industrial, instrumentation, and medical applications.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|---|
| Resolution | RES | - | - | - | 16 Bits | |
| Differential Nonlinearity | DNL | No missing codes over temperature | -1 | - | +1 LSB | |
| Integral Nonlinearity | INL | - | -2 | - | +2 LSB | |
| Signal-to-Noise Plus Distortion | SINAD | fIN = 1kHz, VAIN = full range, 135ksps | 86 | 90 | - | dB |
| Signal-to-Noise Ratio | SNR | fIN = 1kHz, VAIN = full range, 135ksps | 87 | 91 | - | dB |
| Total Harmonic Distortion | THD | fIN = 1kHz, VAIN = full range, 135ksps | -100 | -92 | - | dB |
| Analog Input Voltage Range | VAIN | - | -5 | - | +5 V | |
| Supply Current (External Reference) | - | - | - | 2.9 mA | - | |
| Supply Current (Internal Reference) | - | - | - | 3.8 mA | - | |
| AutoShutdown Current | - | - | - | 5 µA | - | |
| Operating Temperature Range | - | -40°C to +85°C | - | - | - |
Key Features
- Byte-Wide Parallel Interface
- Analog Input Voltage Range: ±5V
- Single +4.75V to +5.25V Analog Supply Voltage
- Interface with +2.7V to +5.25V Digital Logic
- ±2 LSB Integral Nonlinearity (INL) and ±1 LSB Differential Nonlinearity (DNL)
- Low Supply Current: 2.9mA (External Reference), 3.8mA (Internal Reference)
- AutoShutdown Mode: 5µA at 10ksps
- Small Footprint: 20-Pin TSSOP Package
- Factory-Trimmed Internal Clock
- Automatic Power-Down Feature
Applications
- Data Acquisition Systems
- I/O Modules
- Industrial Process Controls
- Precision Instrumentation
- Temperature Sensing and Monitoring
- Medical Applications
Q & A
- What is the resolution of the MAX1178AEUP+ ADC?
The MAX1178AEUP+ has a resolution of 16 bits.
- What is the analog input voltage range for the MAX1178AEUP+?
The analog input voltage range for the MAX1178AEUP+ is ±5V.
- What are the supply voltage requirements for the MAX1178AEUP+?
The MAX1178AEUP+ operates from a single +4.75V to +5.25V analog supply and can interface with +2.7V to +5.25V digital logic.
- What is the typical supply current for the MAX1178AEUP+ when using an external reference?
The typical supply current is 2.9mA when using an external reference.
- What is the AutoShutdown current for the MAX1178AEUP+?
The AutoShutdown current is 5µA at 10ksps.
- What is the operating temperature range for the MAX1178AEUP+?
The operating temperature range is -40°C to +85°C.
- What are the key applications for the MAX1178AEUP+?
The MAX1178AEUP+ is ideal for data acquisition systems, I/O modules, industrial process controls, precision instrumentation, and medical applications.
- What is the package type for the MAX1178AEUP+?
The MAX1178AEUP+ is available in a 20-pin TSSOP package.
- What is the signal-to-noise plus distortion (SINAD) for the MAX1178AEUP+?
The SINAD is typically 90 dB at fIN = 1kHz, VAIN = full range, and 135ksps.
- Does the MAX1178AEUP+ have an internal clock?
Yes, the MAX1178AEUP+ features a factory-trimmed internal clock.
