Overview
The MAX146BEAP+T is a 12-bit data-acquisition system produced by Analog Devices Inc./Maxim Integrated. This device combines an 8-channel multiplexer, high-bandwidth track/hold, and a serial interface, offering high conversion speed and low power consumption. It operates from a single +2.7V to +3.6V supply, making it suitable for a variety of applications requiring precise analog-to-digital conversion.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage | +2.7V to +3.6V |
| Resolution | 12-bit |
| Number of Channels | 8 |
| Conversion Time | 6 µs (typical), 7.5 µs (maximum) |
| Operating Temperature Range | -40°C to +85°C |
| Package/Case | 20-SSOP (0.209", 5.30mm Width) |
| Mounting Type | Surface Mount |
| Input Configuration | Software configurable for unipolar/bipolar and single-ended/differential operation |
| Reference Voltage | Internal 2.5V reference (MAX146) |
| Power Dissipation | 889mW (Plastic DIP, CERDIP), 640mW (SSOP) at TA = +70°C |
Key Features
- High conversion speed with low power consumption.
- Software configurable analog inputs for unipolar/bipolar and single-ended/differential operation.
- 4-wire serial interface compatible with SPI™/QSPI™ and MICROWIRE™ devices.
- Internal 2.5V reference voltage (MAX146).
- Serial strobe output for direct connection to TMS320-family digital signal processors.
- High-bandwidth track/hold circuit.
Applications
The MAX146BEAP+T is suitable for various applications requiring high-speed and low-power analog-to-digital conversion, such as:
- Industrial automation and control systems.
- Medical devices and diagnostic equipment.
- Aerospace and defense systems.
- Automotive systems and sensors.
- Data acquisition and logging systems.
Q & A
- What is the supply voltage range for the MAX146BEAP+T?
The MAX146BEAP+T operates from a single +2.7V to +3.6V supply. - What is the resolution of the MAX146BEAP+T?
The MAX146BEAP+T has a 12-bit resolution. - How many analog input channels does the MAX146BEAP+T have?
The MAX146BEAP+T has 8 analog input channels. - What is the typical conversion time of the MAX146BEAP+T?
The typical conversion time is 6 µs, with a maximum of 7.5 µs. - What is the operating temperature range for the MAX146BEAP+T?
The operating temperature range is -40°C to +85°C. - What type of package does the MAX146BEAP+T come in?
The MAX146BEAP+T comes in a 20-SSOP package. - Is the MAX146BEAP+T configurable for different input types?
Yes, the MAX146BEAP+T is software configurable for unipolar/bipolar and single-ended/differential operation. - Does the MAX146BEAP+T have an internal reference voltage?
Yes, the MAX146BEAP+T has an internal 2.5V reference voltage. - What is the power dissipation of the MAX146BEAP+T?
The power dissipation is 889mW (Plastic DIP, CERDIP) and 640mW (SSOP) at TA = +70°C. - Is the MAX146BEAP+T compatible with SPI/QSPI/MICROWIRE devices?
Yes, the MAX146BEAP+T has a 4-wire serial interface compatible with SPI™/QSPI™ and MICROWIRE™ devices.
