Overview
The MAX1085BCSA+T is a 10-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device combines a high-bandwidth track/hold, a serial interface with high conversion speed, an internal +2.5V reference, and low power consumption. The MAX1085 operates from a single +2.7V to +3.6V supply, making it suitable for battery-powered and space-constrained applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 10-bit | |
| Sampling Rate | 300ksps | samples per second |
| Supply Voltage | +2.7V to +3.6V | V |
| Input Type | Single Ended | |
| Data Interface | SPI/QSPI/MICROWIRE | |
| Power Consumption | 2.5mA (at 300ksps) | mA |
| Package Type | 8-pin SO | |
| Operating Temperature | -40°C to +85°C | °C |
Key Features
- Single-supply operation: +2.7V to +3.6V
- 10-bit resolution
- 300ksps sampling rate
- Internal track/hold and +2.5V reference
- Low power consumption: 2.5mA at 300ksps
- 3-wire serial interface compatible with SPI/QSPI/MICROWIRE
- Pin-compatible, high-speed upgrade to MAX1242/MAX1243
- Available in 8-pin SO package
Applications
- Portable data logging
- Data acquisition
- Medical instruments
- Battery-powered instruments
- Pen digitizers
- Process control
Q & A
- What is the resolution of the MAX1085BCSA+T ADC?
The MAX1085BCSA+T has a 10-bit resolution.
- What is the sampling rate of the MAX1085BCSA+T?
The MAX1085BCSA+T has a sampling rate of 300ksps.
- What is the supply voltage range for the MAX1085BCSA+T?
The MAX1085BCSA+T operates from a single +2.7V to +3.6V supply.
- What type of data interface does the MAX1085BCSA+T use?
The MAX1085BCSA+T uses a 3-wire serial interface compatible with SPI/QSPI/MICROWIRE.
- How much power does the MAX1085BCSA+T consume at 300ksps?
The MAX1085BCSA+T consumes 2.5mA of power at 300ksps.
- In what package type is the MAX1085BCSA+T available?
The MAX1085BCSA+T is available in an 8-pin SO package.
- What are some typical applications for the MAX1085BCSA+T?
Typical applications include portable data logging, data acquisition, medical instruments, battery-powered instruments, pen digitizers, and process control.
- Is the MAX1085BCSA+T pin-compatible with other ADC models?
Yes, the MAX1085BCSA+T is pin-compatible with the MAX1242/MAX1243.
- What is the operating temperature range for the MAX1085BCSA+T?
The operating temperature range for the MAX1085BCSA+T is -40°C to +85°C.
- Does the MAX1085BCSA+T have an internal reference voltage?
Yes, the MAX1085BCSA+T has an internal +2.5V reference voltage.
