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ICL7121LCJI from HARRIS,Intersil

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ICL7121LCJI

Manufacturer: HARRIS

16-Bit Multiplying Microprocessor-Compatible D/A Converter

Partnumber Manufacturer Quantity Availability
ICL7121LCJI HARRIS 1 In Stock

Description and Introduction

16-Bit Multiplying Microprocessor-Compatible D/A Converter The ICL7121LCJI is a 3½-digit analog-to-digital converter (ADC) manufactured by Harris Semiconductor. Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Resolution:** 3½ digits (2000 counts)
- **Input Type:** Differential
- **Supply Voltage:** ±5V (dual supply)
- **Power Consumption:** Low power (typically 10mW)
- **Conversion Rate:** 3 conversions per second (typical)
- **Reference Voltage:** Internal or external (adjustable)
- **Input Impedance:** High (≥10¹²Ω)
- **Operating Temperature Range:** 0°C to +70°C (commercial grade)
- **Package:** 40-pin ceramic DIP (Dual In-line Package)

### **Descriptions:**
- The ICL7121LCJI is a precision ADC designed for digital panel meters and instrumentation applications.
- It includes an internal reference, clock, and display drivers for a complete measurement solution.
- The device supports auto-zeroing and true differential input for accurate measurements.
- It is optimized for low-power operation, making it suitable for battery-powered applications.

### **Features:**
- **True Differential Input:** Allows measurement of small signals in noisy environments.
- **Auto-Zeroing:** Ensures high accuracy by minimizing offset errors.
- **Low Power Consumption:** Ideal for portable and battery-operated devices.
- **On-Chip Reference:** Includes a stable internal voltage reference (adjustable if needed).
- **Direct LCD Drive:** Compatible with 3½-digit LCD displays.
- **Overrange and Underrange Indication:** Provides visual feedback for out-of-range inputs.
- **Low Noise Design:** Ensures stable and precise readings.

This information is based solely on the manufacturer's datasheet for the ICL7121LCJI.

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