3 1/2 digit LCD/LED display A/D converter The ICL7106SCPL is a 3½ digit analog-to-digital converter (ADC) manufactured by **Intersil** (now part of Renesas Electronics). Below are its key specifications, descriptions, and features:
### **Specifications:**
- **Resolution:** 3½ digits (2000 counts)
- **Input Voltage Range:** ±200mV or ±2V (user-selectable)
- **Reference Voltage:** Internal or external (typically 100mV or 1V)
- **Conversion Rate:** 1–15 readings per second (adjustable)
- **Supply Voltage:** Single +5V to +15V DC
- **Power Consumption:** Low (typically <10mW)
- **Operating Temperature Range:** 0°C to +70°C
- **Package:** 40-pin PDIP (Plastic Dual In-line Package)
### **Descriptions:**
- The ICL7106SCPL is a **CMOS-based ADC** designed for **digital panel meters** and **low-power measurement applications**.
- It includes an **internal 7-segment decoder, display drivers**, and a **clock oscillator**, reducing the need for external components.
- It supports **auto-zeroing** and **true differential inputs** for accurate measurements.
- Commonly used in **digital multimeters (DMMs), battery testers, and industrial instruments**.
### **Features:**
- **Direct LCD Display Drive** (no external drivers needed)
- **Low Noise Input Amplifier**
- **True Polarity Indication** (for positive/negative readings)
- **Internal Voltage Reference** (adjustable)
- **Auto-Zero Cycle** for improved accuracy
- **Low Power Consumption** (suitable for battery-powered devices)
This information is based solely on the manufacturer's datasheet and technical documentation.
