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MAX191BCNG from MAXIM,MAXIM - Dallas Semiconductor

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MAX191BCNG

Manufacturer: MAXIM

Low-Power / 12-Bit Sampling ADC with Internal Reference and Power-Down

Partnumber Manufacturer Quantity Availability
MAX191BCNG MAXIM 12 In Stock

Description and Introduction

Low-Power / 12-Bit Sampling ADC with Internal Reference and Power-Down The MAX191BCNG is a 12-bit, 8-channel, serial-output analog-to-digital converter (ADC) manufactured by Maxim Integrated. Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Resolution:** 12 bits  
- **Channels:** 8 single-ended or 4 differential  
- **Conversion Time:** 5µs (max)  
- **Sampling Rate:** 133ksps  
- **Input Voltage Range:** 0V to VREF (unipolar) or ±VREF/2 (bipolar)  
- **Reference Voltage:** Internal (4.096V) or external (2.5V to VDD)  
- **Supply Voltage:** +5V ±10%  
- **Power Consumption:** 5mW (typical)  
- **Interface:** SPI/QSPI/MICROWIRE-compatible serial  
- **Operating Temperature Range:** 0°C to +70°C  
- **Package:** 24-pin PDIP (Plastic Dual In-line Package)  

### **Descriptions:**
The MAX191BCNG is a low-power, high-speed, multichannel ADC designed for precision data acquisition. It features an internal track/hold, voltage reference, and serial interface, making it suitable for embedded systems, industrial controls, and instrumentation.

### **Features:**
- **8-Channel Multiplexer:** Supports single-ended or differential inputs.  
- **Internal Reference:** 4.096V with ±1% accuracy.  
- **Low Power:** 5mW typical power consumption.  
- **Serial Interface:** Compatible with SPI, QSPI, and MICROWIRE.  
- **Software-Configurable:** Unipolar or bipolar input modes.  
- **No External Components Required:** Includes internal track/hold and reference.  
- **Pin-Compatible Upgrade:** Replaces older 10-bit ADCs like the MAX186.  

This information is strictly based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

Low-Power / 12-Bit Sampling ADC with Internal Reference and Power-Down

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