2x4-Channel, Simultaneous-Sampling, 14-Bit DAS The **MAX125CEAX+** is a high-speed, multi-channel, simultaneous-sampling analog-to-digital converter (ADC) manufactured by **MAXIM Integrated** (now part of Analog Devices). Below are its key specifications, descriptions, and features:
### **Specifications:**
- **Resolution:** 14-bit
- **Channels:** 4 simultaneous sampling channels
- **Sampling Rate:** Up to **1.25 MSPS** (Mega Samples Per Second) per channel
- **Input Voltage Range:** ±10V (bipolar)
- **Power Supply:** ±5V
- **Conversion Time:** 3.2 µs (typical)
- **DNL (Differential Non-Linearity):** ±1 LSB (max)
- **INL (Integral Non-Linearity):** ±2 LSB (max)
- **SNR (Signal-to-Noise Ratio):** 78 dB (typical)
- **THD (Total Harmonic Distortion):** -85 dB (typical)
- **Operating Temperature Range:** **0°C to +70°C** (commercial grade)
- **Package:** **36-pin SSOP (Shrink Small Outline Package)**
### **Descriptions:**
- The **MAX125CEAX+** is designed for high-speed data acquisition systems requiring simultaneous sampling across multiple channels.
- It includes **on-chip track-and-hold (T/H) circuits** for each channel, ensuring accurate signal capture.
- The device supports **parallel data output** for fast data transfer.
- It is suitable for applications such as **motor control, power monitoring, medical imaging, and industrial automation**.
### **Features:**
- **Simultaneous Sampling:** All four channels are sampled at the same instant.
- **High-Speed Performance:** 1.25 MSPS per channel.
- **Wide Input Range:** ±10V allows direct interfacing with sensors and transducers.
- **Low Power Consumption:** Typically **500 mW** (operating).
- **Internal Voltage Reference:** Includes a **4.096V precision reference**.
- **Flexible Clocking:** Supports both internal and external clock modes.
- **Parallel Interface:** Enables easy interfacing with DSPs and microcontrollers.
This ADC is ideal for applications requiring high-speed, multi-channel data acquisition with precise timing.
