Overview
The MAX1229ACEP+ is a 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX1227/MAX1229/MAX1231 family, which features advanced SAR (Successive Approximation Register) technology for fast and precise conversions. The MAX1229ACEP+ includes an internal reference, an internal temperature sensor, and a 16-entry first-in/first-out (FIFO) buffer. It supports multiple input configurations, including single-ended and differential inputs in unipolar or bipolar mode.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Number of Bits | 12 | |
| Sampling Rate | 300 ksps | |
| Number of Inputs | 12 | |
| Input Type | Single-ended, Differential | |
| Data Interface | SPI, QSPI, MICROWIRE | |
| Reference Type | Internal, External | |
| Voltage - Supply, Analog/Digital | 2.7V to 3.6V | V |
| Operating Temperature | -40°C to +85°C | °C |
| Package/Case | 20-SSOP (0.154", 3.90mm Width) | |
| Features | Temperature Sensor, FIFO, AutoShutdown™ |
Key Features
- Internal temperature sensor with ±0.7°C accuracy
- 16-entry first-in/first-out (FIFO) buffer
- Internal reference and internal clock mode
- AutoShutdown™ for power conservation
- Scan mode and internal averaging capabilities
- Configurable for single-ended or differential inputs in unipolar or bipolar mode
- 10MHz SPI™/QSPI™/MICROWIRE™-compatible serial port
Applications
The MAX1229ACEP+ is suitable for a variety of applications, including:
- Temperature control and monitoring
- Process control and monitoring
- Data acquisition systems
- Multiplexed A/D converters in industrial and medical devices
- Any application requiring precise and fast analog-to-digital conversion with temperature sensing capabilities
Q & A
- What is the resolution of the MAX1229ACEP+ ADC?
The MAX1229ACEP+ has a 12-bit resolution.
- What is the maximum sampling rate of the MAX1229ACEP+?
The maximum sampling rate is 300 ksps using an external clock.
- How many input channels does the MAX1229ACEP+ have?
The MAX1229ACEP+ has 12 input channels.
- What types of input configurations are supported by the MAX1229ACEP+?
The device supports single-ended and differential inputs in unipolar or bipolar mode.
- What is the operating temperature range of the MAX1229ACEP+?
The device operates over an extended temperature range of -40°C to +85°C.
- Does the MAX1229ACEP+ have an internal temperature sensor?
Yes, it includes an internal temperature sensor with ±0.7°C accuracy.
- What is the power supply voltage range for the MAX1229ACEP+?
The device operates from a +2.7V to +3.6V supply.
- What data interface does the MAX1229ACEP+ use?
The device uses a 10MHz SPI™/QSPI™/MICROWIRE™-compatible serial port.
- What is the package type for the MAX1229ACEP+?
The device is available in a 20-SSOP (0.154", 3.90mm Width) package.
- Does the MAX1229ACEP+ have any power-saving features?
Yes, it features AutoShutdown™ for power conservation.
