MAX197BEWI+

Multi-Range (±10V, ±5V, +10V, +5V), Single +5V, 12-Bit DAS with 8+4 Bus Interface The **MAX197BEWI+** is a **12-bit, 8-channel, serial-output analog-to-digital converter (ADC)** manufactured by **Maxim Integrated (now part of Analog Devices)**.  

### **Key Specifications:**  
- **Resolution:** 12-bit  
- **Channels:** 8 single-ended or 4 differential  
- **Interface:** Serial (SPI/QSPI/MICROWIRE compatible)  
- **Sampling Rate:** Up to **100ksps** (kilo-samples per second)  
- **Supply Voltage:**  
  - **Analog Supply (VDD):** +5V ±10%  
  - **Digital Supply (VLOGIC):** +2.7V to +5.25V  
- **Power Consumption:**  
  - **Operating Mode:** 5.5mA (typical)  
  - **Shutdown Mode:** 2µA (typical)  
- **Input Voltage Range:** 0V to VREF (programmable)  
- **Reference Voltage:** Internal 4.096V or external (up to VDD)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 28-pin Wide SOIC (SOIC-28)  

### **Features:**  
- **True differential inputs** for noise rejection  
- **Software-selectable input configuration** (single-ended or differential)  
- **Internal or external reference** option  
- **Low-power shutdown mode**  
- **Programmable acquisition time** (1.5µs to 6.5µs)  
- **Built-in track/hold (T/H)**  
- **SPI/QSPI/MICROWIRE-compatible serial interface**  

### **Applications:**  
- Data acquisition systems  
- Industrial process control  
- Battery-powered instruments  
- Medical equipment  
- Automotive systems  

The **MAX197BEWI+** is designed for high-performance, low-power, and multi-channel ADC applications.

Multi-Range (±10V, ±5V, +10V, +5V), Single +5V, 12-Bit DAS with 8+4 Bus Interface