Overview
The EPSON RTC-72423A:3:ROHS is a highly versatile and reliable Real Time Clock (RTC) IC designed to provide accurate time and date information for various electronic devices. Produced by EPSON, this component is part of the Clock/Calendar series and is known for its low power consumption and high precision. Although the product is currently obsolete, it remains a valuable component for legacy systems and specific applications requiring precise timekeeping.
Key Specifications
| Series | RTC-72423 |
|---|---|
| Product Status | Obsolete |
| Type | Clock/Calendar |
| Time Format | HH:MM:SS (12/24 hr) |
| Date Format | YY-MM-DD-dd |
| Interface | Parallel |
| Voltage - Supply | 4.5V ~ 5.5V |
| Current - Timekeeping (Max) | 5µA ~ 10µA @ 2V ~ 5V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Package / Case | 24-SOIC (0.311", 7.90mm Width) |
| Supplier Device Package | 24-SOP |
| RoHS Status | Lead Free / RoHS Compliant |
Key Features
- Leap Year Calculation: The RTC-72423A:3:ROHS accurately calculates leap years and adjusts for months with different numbers of days.
- Time and Date Formats: Supports time formats in HH:MM:SS (12/24 hr) and date formats in YY-MM-DD-dd.
- Low Power Consumption: Operates with a current of 5µA ~ 10µA @ 2V ~ 5V, making it suitable for battery-backed systems.
- Alarm Function: Generates interrupts or signals at specific times, useful for time-triggered events.
- Parallel Interface: Facilitates easy integration with other components and systems.
- Surface Mount Packaging: 24-SOIC package with a width of 0.311" (7.90mm), ideal for compact circuit designs.
Applications
- Consumer Electronics: Used in various consumer electronic devices that require precise timekeeping, such as smart home devices, appliances, and personal electronics.
- Temperature Adjustment: Includes temperature compensation mechanisms to adjust for variations in the crystal oscillator's frequency due to temperature changes.
- Legacy Systems: Despite being obsolete, it remains relevant for maintaining and upgrading legacy systems that still rely on this component.
Q & A
- What is the primary function of the EPSON RTC-72423A:3:ROHS?
The primary function is to provide accurate time and date information for electronic devices.
- What is the time format supported by the RTC-72423A:3:ROHS?
The time format is HH:MM:SS in both 12-hour and 24-hour formats.
- What is the date format supported by the RTC-72423A:3:ROHS?
The date format is YY-MM-DD-dd.
- What is the interface type of the RTC-72423A:3:ROHS?
The interface type is parallel.
- What is the operating voltage range of the RTC-72423A:3:ROHS?
The operating voltage range is 4.5V ~ 5.5V.
- What is the maximum current consumption for timekeeping?
The maximum current consumption for timekeeping is 5µA ~ 10µA @ 2V ~ 5V.
- What is the operating temperature range of the RTC-72423A:3:ROHS?
The operating temperature range is -40°C ~ 85°C.
- Is the RTC-72423A:3:ROHS RoHS compliant?
Yes, it is Lead Free and RoHS compliant.
- What type of packaging does the RTC-72423A:3:ROHS use?
The packaging is 24-SOIC with a width of 0.311" (7.90mm).
- Does the RTC-72423A:3:ROHS support alarm functions?
Yes, it supports alarm functions that generate interrupts or signals at specific times.
