Overview
The MAX11154ETC+T is an 18-bit, 500ksps Successive Approximation Register (SAR) Analog-to-Digital Converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is renowned for its excellent AC and DC performance, featuring a unipolar input range, a small form factor, and an internal reference. The MAX11154 integrates an optional internal reference and buffer, which helps in saving additional cost and space. It is particularly suited for applications requiring high precision and reliability.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 18 bits |
| Sampling Rate | 500 ksps |
| Input Range | 0 to 5V (default), 0 to 3.05V and 0 to 5.19V with external reference |
| Signal-to-Noise Ratio (SNR) | 93.8 dB (typ) |
| Total Harmonic Distortion (THD) | -105.8 dB (typ) |
| Integral Nonlinearity (INL) | ±2 LSB (typ) |
| Analog Supply Voltage (VDD) | 4.75V to 5.25V |
| Digital Supply Voltage (OVDD) | 2.3V to 5.25V |
| Operating Temperature | -40°C to +85°C |
| Package Type | 12-pin, 3mm x 3mm TDFN |
| Interface | SPI-compatible serial interface at 2.3V, 3V, 3.3V, or 5V logic |
Key Features
- High precision with 18-bit resolution and ±2 LSB INL (typ)
- Internal reference and buffer for reduced cost and space
- Pseudo-differential input stage with high-impedance, capacitive inputs
- True differential sampling with good common-mode rejection
- SPI-compatible serial interface for daisy-chaining multiple ADCs
- Busy indicator option for simplified system synchronization and timing
- Input overrange current protection up to 20mA
Applications
- Data Acquisition Systems
- Industrial Control Systems/Process Control
- Medical Instrumentation
- Automatic Test Equipment
Q & A
- What is the resolution of the MAX11154ETC+T ADC?
The MAX11154ETC+T has an 18-bit resolution.
- What is the sampling rate of the MAX11154ETC+T?
The sampling rate is 500 ksps.
- What are the input voltage ranges for the MAX11154ETC+T?
The default input range is 0 to 5V, but it can be adjusted to 0 to 3.05V and 0 to 5.19V using an external reference.
- What is the Signal-to-Noise Ratio (SNR) of the MAX11154ETC+T?
The SNR is typically 93.8 dB.
- What is the Total Harmonic Distortion (THD) of the MAX11154ETC+T?
The THD is typically -105.8 dB.
- What is the operating temperature range of the MAX11154ETC+T?
The operating temperature range is -40°C to +85°C.
- What type of package does the MAX11154ETC+T come in?
The MAX11154ETC+T comes in a 12-pin, 3mm x 3mm TDFN package.
- What interface does the MAX11154ETC+T use for communication?
The MAX11154ETC+T uses an SPI-compatible serial interface at 2.3V, 3V, 3.3V, or 5V logic.
- Can multiple MAX11154ETC+T ADCs be daisy-chained?
Yes, multiple ADCs can be daisy-chained using the SPI-compatible serial interface.
- What is the purpose of the busy indicator option in the MAX11154ETC+T?
The busy indicator option simplifies system synchronization and timing.
