Overview
The MAX1109CUB+TG07 is a low-power, 8-bit, dual-channel analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This component is part of the MAX1108/MAX1109 series, known for its high performance and low power consumption. The MAX1109 is specified to operate from a supply voltage range of +4.5V to +5.5V and consumes only 130µA, making it suitable for battery-powered and power-sensitive applications. The device features an internal track/hold (T/H) voltage reference, clock, and a 4-wire serial interface compatible with SPI and QSPI protocols.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage Range | +4.5V to +5.5V |
| Power Consumption | 130µA |
| Resolution | 8-bit |
| Number of Channels | 2 |
| Analog Input Range | Internal reference: +4.096V, External reference: 1V to VDD |
| Input Configuration | Software configurable: unipolar/bipolar, single-ended/differential |
| Sampling Rate | Up to 50ksps |
| Power-Down Current | 0.5µA |
| Interface | 4-wire serial interface (SPI, QSPI compatible) |
Key Features
- Low power consumption: 130µA during operation and 0.5µA in power-down mode.
- Software configurable analog inputs: supports unipolar/bipolar and single-ended/differential operation.
- Battery monitoring capability.
- Internal track/hold (T/H) voltage reference and clock.
- 4-wire serial interface compatible with SPI and QSPI protocols.
- High accuracy with no missing codes over temperature.
Applications
The MAX1109CUB+TG07 is suitable for a variety of applications where low power consumption and high accuracy are critical. These include:
- Battery-powered devices and portable electronics.
- Industrial control systems and automation.
- Medical devices requiring precise analog-to-digital conversion.
- Aerospace and defense systems where power efficiency is paramount.
- Automotive systems, especially those requiring robust and low-power ADCs.
Q & A
- What is the supply voltage range for the MAX1109CUB+TG07? The supply voltage range is +4.5V to +5.5V.
- How much power does the MAX1109CUB+TG07 consume during operation? It consumes 130µA during operation.
- What is the resolution of the MAX1109CUB+TG07? The resolution is 8-bit.
- How many channels does the MAX1109CUB+TG07 have? It has 2 channels.
- Can the analog input configuration be changed? Yes, the analog inputs are software configurable for unipolar/bipolar and single-ended/differential operation.
- What is the maximum sampling rate of the MAX1109CUB+TG07? The maximum sampling rate is up to 50ksps.
- How much current does the MAX1109CUB+TG07 consume in power-down mode? It consumes 0.5µA in power-down mode.
- What type of interface does the MAX1109CUB+TG07 use? It uses a 4-wire serial interface compatible with SPI and QSPI protocols.
- Does the MAX1109CUB+TG07 have an internal voltage reference? Yes, it has an internal track/hold (T/H) voltage reference.
- Is the MAX1109CUB+TG07 suitable for battery monitoring? Yes, it includes battery monitoring capability.
