Overview
The MAX181BCQH-D is a 12-bit Data Acquisition System (DAS) produced by Analog Devices Inc./Maxim Integrated. This component is part of the MAX180/MAX181 family, which offers a complete solution for data acquisition needs. The MAX181 features a 6-channel input multiplexer, a high-bandwidth Track-and-Hold (T/H) circuit, a low-drift zener reference, and a flexible microprocessor interface. It supports both unipolar and bipolar conversions and can handle single-ended or differential inputs.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 12 bits | |
| Number of Analog Input Channels | 6 | |
| Conversion Rate | 100 ksps | |
| Supply Voltage Range | -15.75 V to -11.4 V (negative), 4.75 V to 5.25 V (positive) | V |
| Operating Temperature Range | 0°C to +70°C (MAX181_C), -40°C to +85°C (MAX181_E) | °C |
| Reference Voltage | Internal or external reference, adjustable | V |
| Interface | 8- or 16-bit microprocessor interface |
Key Features
- 6-channel input multiplexer with high impedance inputs
- High-bandwidth Track-and-Hold (T/H) circuit
- Low-drift zener reference with adjustable internal reference value and offset
- Flexible microprocessor interface supporting 8- or 16-bit data transfer
- Support for unipolar and bipolar conversions, and single-ended or differential inputs
- Option to use an external programmable gain amplifier between the multiplexer and ADC
- Low power consumption with high conversion speed
Applications
- Data acquisition systems in industrial and medical devices
- Automotive and aerospace applications requiring multiple channel data acquisition
- Instrumentation and measurement systems
- Process control and automation systems
- Medical diagnostic equipment
Q & A
- What is the resolution of the MAX181BCQH-D?
The MAX181BCQH-D has a resolution of 12 bits.
- How many analog input channels does the MAX181BCQH-D have?
The MAX181BCQH-D has 6 analog input channels.
- What is the conversion rate of the MAX181BCQH-D?
The conversion rate of the MAX181BCQH-D is 100 ksps.
- What are the supply voltage ranges for the MAX181BCQH-D?
The supply voltage ranges are -15.75 V to -11.4 V (negative) and 4.75 V to 5.25 V (positive).
- Can the MAX181BCQH-D use an external reference voltage?
- What types of input configurations are supported by the MAX181BCQH-D?
The MAX181BCQH-D supports both unipolar and bipolar conversions, as well as single-ended or differential inputs.
- How does the MAX181BCQH-D handle gain adjustments?
The MAX181BCQH-D allows for adjustable internal reference value and offset, enabling the nulling of overall system gain and offset errors.
- What is the operating temperature range for the MAX181BCQH-D?
The operating temperature range is 0°C to +70°C (MAX181_C) and -40°C to +85°C (MAX181_E).
- Can an external programmable gain amplifier be used with the MAX181BCQH-D?
- What kind of microprocessor interface does the MAX181BCQH-D support?
The MAX181BCQH-D supports an 8- or 16-bit microprocessor interface.
