Overview
The MAX1069AEUD+ is a 14-bit successive-approximation analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is designed for low-power applications and features a high-speed I2C-compatible serial interface. It is particularly suited for hand-held portable devices, medical instruments, battery-powered test equipment, and solar-powered remote systems due to its low power consumption and flexible power supply options.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Sampling Rate | 58.6 ksps |
| Conversion Technique | Successive-Approximation (SAR) |
| Analog Input Range | Internal reference or external reference (1V to VAVDD) |
| Internal Reference Voltage | +4.096V |
| Internal Conversion Clock | 4 MHz |
| Serial Interface | I2C-compatible, up to 1.7 MHz |
| Analog Supply Voltage | +5V |
| Digital Supply Voltage | +2.7V to +5.5V |
| Operating Temperature Range | -40°C to 85°C |
| Package Type | 14-pin TSSOP |
Key Features
- High-speed I2C-compatible serial interface with data rates up to 1.7 MHz
- Low power consumption: 900 µA at sampling rates up to 58.6 ksps
- Internal +4.096V reference voltage and external reference option (1V to VAVDD)
- Internal 4 MHz conversion clock
- Automatic power-down and shutdown mode
- Separate analog and digital power-supply inputs for low-noise environment
- Supports up to 16 devices on the same bus with four address select inputs (ADD0–ADD3)
Applications
- Hand-held portable applications
- Medical instruments
- Battery-powered test equipment
- Solar-powered remote systems
- Receive signal strength indicators
- System supervision
Q & A
- What is the resolution of the MAX1069AEUD+ ADC?
The MAX1069AEUD+ has a resolution of 14 bits.
- What is the sampling rate of the MAX1069AEUD+?
The sampling rate is 58.6 ksps.
- What conversion technique does the MAX1069AEUD+ use?
The MAX1069AEUD+ uses successive-approximation (SAR) conversion technique.
- What is the range of the analog input for the MAX1069AEUD+?
The analog input range is determined by the internal reference or an external reference voltage ranging from 1V to VAVDD.
- What is the internal reference voltage of the MAX1069AEUD+?
The internal reference voltage is +4.096V.
- What is the maximum data rate of the serial interface?
The serial interface supports data rates up to 1.7 MHz.
- What are the power supply requirements for the MAX1069AEUD+?
The analog supply voltage is +5V, and the digital supply voltage ranges from +2.7V to +5.5V.
- What is the operating temperature range of the MAX1069AEUD+?
The operating temperature range is -40°C to 85°C.
- What package type is the MAX1069AEUD+ available in?
The MAX1069AEUD+ is packaged in a 14-pin TSSOP.
- Can multiple MAX1069AEUD+ devices be connected on the same bus?
Yes, up to 16 devices can be connected on the same bus using the four address select inputs (ADD0–ADD3).
