Overview
The MAX146BCPP, produced by Analog Devices Inc./Maxim Integrated, is a 12-bit data-acquisition system that integrates an 8-channel multiplexer, high-bandwidth track/hold, and a serial interface. This device is designed for high conversion speed and low power consumption, making it suitable for a variety of applications requiring precise analog-to-digital conversions.
The MAX146 operates from a single +2.7V to +3.6V supply voltage, and it includes an internal 2.5V reference voltage. The device supports software-configurable unipolar or bipolar inputs and single-ended or differential operation, enhancing its versatility in different measurement scenarios.
Key Specifications
| Parameter | Description |
|---|---|
| Resolution | 12 bits |
| Number of Channels | 8 channels |
| Supply Voltage | +2.7V to +3.6V |
| Reference Voltage | Internal 2.5V reference |
| Input Configuration | Software-configurable unipolar/bipolar and single-ended/differential |
| Serial Interface | SPI/QSPI/MICROWIRE-compatible 4-wire serial interface |
| Power Consumption | 54µA (1ksps, 3V supply), 1µA (power-down mode) |
| Operating Temperature | 0°C to +70°C |
| Package Type | 20-pin DIP, 20-pin SSOP |
Key Features
- High conversion speed and low power consumption.
- Software-configurable unipolar or bipolar inputs and single-ended or differential operation.
- SPI/QSPI/MICROWIRE-compatible 4-wire serial interface.
- Internal 2.5V reference voltage (MAX146).
- Hard-wired SHDN-bar pin and software-selectable power-down mode.
- Quick turn-on time and automatic shutdown at the end of a conversion.
- Serial strobe output for direct connection to TMS320-family digital signal processors.
Applications
The MAX146BCPP is suitable for various applications requiring precise and efficient analog-to-digital conversions, such as:
- Data acquisition systems.
- Industrial control systems.
- Medical devices.
- Aerospace and defense systems.
- Automotive systems.
The evaluation kit for the MAX146 and MAX147 provides a comprehensive platform for evaluating these devices in different application scenarios.
Q & A
- What is the resolution of the MAX146BCPP?
The MAX146BCPP has a 12-bit resolution.
- How many channels does the MAX146BCPP support?
The MAX146BCPP supports 8 channels.
- What is the supply voltage range for the MAX146BCPP?
The supply voltage range is +2.7V to +3.6V.
- Does the MAX146BCPP have an internal reference voltage?
Yes, the MAX146BCPP has an internal 2.5V reference voltage.
- What types of input configurations are supported by the MAX146BCPP?
The MAX146BCPP supports software-configurable unipolar/bipolar and single-ended/differential inputs.
- What type of serial interface does the MAX146BCPP use?
The MAX146BCPP uses an SPI/QSPI/MICROWIRE-compatible 4-wire serial interface.
- How much power does the MAX146BCPP consume during operation?
The power consumption is 54µA at 1ksps with a 3V supply, and 1µA in power-down mode.
- What is the operating temperature range for the MAX146BCPP?
The operating temperature range is 0°C to +70°C.
- In what packages is the MAX146BCPP available?
The MAX146BCPP is available in 20-pin DIP and 20-pin SSOP packages.
- Can the MAX146BCPP be used with TMS320-family digital signal processors?
Yes, the MAX146BCPP has a serial strobe output that allows direct connection to TMS320-family digital signal processors.
