Long Range Fixed Timer The ICM7242IPA is a real-time clock (RTC) integrated circuit manufactured by Maxim Integrated (now part of Analog Devices). Below are the factual details about the ICM7242IPA:
### **Specifications:**
- **Manufacturer:** Maxim Integrated (now Analog Devices)
- **Part Number:** ICM7242IPA
- **Type:** Real-Time Clock (RTC) with Alarm
- **Package:** 8-Pin PDIP (Plastic Dual In-line Package)
- **Supply Voltage:** 4.5V to 6.5V (typically 5V)
- **Operating Temperature Range:** 0°C to +70°C (Commercial Grade)
- **Timekeeping Accuracy:** Dependent on external crystal (typically 32.768 kHz)
- **Interface:** Parallel (directly interfaces with microprocessors)
- **Alarm Function:** Yes, with programmable alarm output
- **Battery Backup Support:** Yes (optional for timekeeping during power loss)
- **Clock Format:** 12-hour or 24-hour selectable
- **Oscillator:** On-chip oscillator with external crystal support
### **Descriptions:**
The ICM7242IPA is a real-time clock IC designed for timekeeping and alarm functions in embedded systems. It includes an on-chip oscillator that works with an external 32.768 kHz crystal for accurate timekeeping. The device supports both 12-hour and 24-hour clock formats and provides an alarm output that can be programmed to trigger at a specific time. It is commonly used in applications requiring timekeeping, such as clocks, timers, and embedded control systems.
### **Features:**
- **Integrated Real-Time Clock (RTC) with Alarm**
- **Supports 12-Hour or 24-Hour Time Format**
- **Programmable Alarm Output**
- **On-Chip Oscillator with External Crystal Support (32.768 kHz)**
- **Battery Backup Capability for Continuous Timekeeping**
- **Parallel Interface for Microprocessor Compatibility**
- **Wide Operating Voltage Range (4.5V to 6.5V)**
- **8-Pin DIP Package for Easy Integration**
- **Commercial Temperature Range (0°C to +70°C)**
This information is based on the manufacturer's datasheet and technical documentation.
