Overview
The MAX1225CTC+ is a 12-bit Analog-to-Digital Converter (ADC) designed by Analog Devices Inc./Maxim Integrated. This integrated circuit is engineered for various data acquisition applications, including measurement and testing systems, industrial process control, and aerospace electronics. It offers high-performance analog-to-digital conversion capabilities, converting analog signals into digital format with a resolution of 12 bits. The MAX1225CTC+ features a single-input Successive Approximation Register (SAR) architecture, which provides fast conversion rates and low power consumption. It supports a differential input type and uses a Serial Peripheral Interface (SPI) for data communication.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 12 |
| Sampling Rate (Per Second) | 1.5M |
| Number of Inputs | 1 |
| Input Type | Differential |
| Data Interface | SPI |
| Configuration | S/H-ADC |
| Ratio - S/H:ADC | 1:1 |
| Number of A/D Converters | 1 |
| Architecture | SAR |
| Reference Type | External |
| Voltage - Supply, Analog | 2.7V ~ 3.6V |
| Voltage - Supply, Digital | 1.8V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | 12-WQFN Exposed Pad |
| Mounting Type | Surface Mount |
Key Features
- 12-bit resolution with a sampling rate of 1.5Msps
- Single-input SAR architecture for fast conversion rates and low power consumption
- Differential input type for improved sensitivity and noise immunity
- SPI data interface for easy integration with microcontrollers and digital systems
- S/H-ADC configuration for optimal performance in measurement and testing applications
- Operating temperature range of -40°C to 85°C
- Low power dissipation: 18mW (typ) and 1µA (max) shutdown current
- High-speed, SPI-compatible, 3-wire serial interface
- Internal true-differential track/hold (T/H) and external reference
- No pipeline delays
Applications
- Measurement and testing systems
- Industrial process control
- Aerospace electronics
- Medical devices
- Automotive electronics
- Bill validation
- Communications
- Motor control
- Portable instrumentation
Q & A
- What is the resolution of the MAX1225CTC+ ADC?
The MAX1225CTC+ has a 12-bit resolution.
- What is the sampling rate of the MAX1225CTC+?
The sampling rate is 1.5Msps.
- What type of input does the MAX1225CTC+ support?
The MAX1225CTC+ supports a single differential input.
- What data interface does the MAX1225CTC+ use?
The MAX1225CTC+ uses an SPI (Serial Peripheral Interface) data interface.
- What is the architecture of the MAX1225CTC+ ADC?
The MAX1225CTC+ uses a SAR (Successive Approximation Register) architecture.
- What is the operating temperature range of the MAX1225CTC+?
The operating temperature range is -40°C to 85°C.
- What is the power consumption of the MAX1225CTC+?
The typical power dissipation is 18mW, and the maximum shutdown current is 1µA.
- What package type does the MAX1225CTC+ come in?
The MAX1225CTC+ comes in a 12-WQFN Exposed Pad package.
- Is the MAX1225CTC+ suitable for industrial applications?
- Is the MAX1225CTC+ obsolete?
