Overview
The MAX1117EKA+T is a low-power, 8-bit, dual-channel analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device features an internal track/hold (T/H) voltage reference, clock, and a serial interface compatible with SPI, QSPI, and MICROWIRE. It is designed for applications requiring high accuracy and low power consumption.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 8-bit | |
| Conversion Rate | 100 ksps | |
| Supply Voltage Range | +2.7V to +3.6V | V |
| Supply Current | 175 µA at 100 ksps | A |
| Analog Input Range | +2.048V (internal reference) | V |
| Operating Temperature Range | -40°C to +85°C | °C |
| Storage Temperature Range | -60°C to +150°C | °C |
| Package Type | 8-Pin SOT23 |
Key Features
- Low power consumption: 175 µA at 100 ksps
- Internal track/hold (T/H) voltage reference
- Serial interface compatible with SPI, QSPI, and MICROWIRE
- Dual-channel analog input (CH0, CH1)
- Automatic shutdown mode reducing supply current to <1 µA when not in use
- Successive-approximation conversion technique with input T/H circuitry
Applications
The MAX1117EKA+T is suitable for a variety of applications requiring low power and high accuracy, such as:
- Battery-powered devices
- Portable medical devices
- Industrial control systems
- Automotive systems
- Consumer electronics
Q & A
- What is the resolution of the MAX1117EKA+T ADC?
The MAX1117EKA+T has an 8-bit resolution. - What is the conversion rate of the MAX1117EKA+T?
The conversion rate is 100 ksps. - What is the supply voltage range for the MAX1117EKA+T?
The supply voltage range is from +2.7V to +3.6V. - How much current does the MAX1117EKA+T consume at 100 ksps?
The device consumes 175 µA at 100 ksps. - What is the analog input range for the MAX1117EKA+T?
The full-scale analog input range is determined by the internal reference of +2.048V. - What is the operating temperature range for the MAX1117EKA+T?
The operating temperature range is from -40°C to +85°C. - What type of package does the MAX1117EKA+T come in?
The device comes in an 8-Pin SOT23 package. - Is the MAX1117EKA+T compatible with SPI, QSPI, and MICROWIRE interfaces?
Yes, the device is compatible with these interfaces. - Does the MAX1117EKA+T have an automatic shutdown mode?
Yes, it has an automatic shutdown mode that reduces supply current to <1 µA when not in use. - What conversion technique does the MAX1117EKA+T use?
The device uses a successive-approximation conversion technique.
