12-Bit Plus Sign Data Acquisition System with Self-Calibration The LM12454CIV is a 12-bit successive approximation analog-to-digital converter (ADC) manufactured by National Semiconductor (NSC).  

### **Specifications:**  
- **Resolution:** 12-bit  
- **Conversion Time:** 10 µs (max)  
- **Input Voltage Range:** 0V to +5V (single-ended)  
- **Supply Voltage:** +5V  
- **Power Consumption:** 75 mW (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 28-pin PLCC (Plastic Leaded Chip Carrier)  

### **Descriptions:**  
- The LM12454CIV is a high-speed, low-power 12-bit ADC with a built-in sample-and-hold circuit.  
- It features a parallel output interface for easy integration with microprocessors.  
- Suitable for precision measurement applications, including industrial control and data acquisition systems.  

### **Features:**  
- **12-bit resolution** with no missing codes  
- **Internal sample-and-hold** for accurate signal capture  
- **Parallel output** for direct interfacing with digital systems  
- **Low power consumption** for energy-efficient designs  
- **Wide operating temperature range** for industrial applications  

This information is based solely on the manufacturer's specifications.

12-Bit Plus Sign Data Acquisition System with Self-Calibration