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DS12R887-33 from DALLAS,MAXIM - Dallas Semiconductor

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16.113ms

DS12R887-33

Manufacturer: DALLAS

RTC with Constant-Voltage Trickle Charger

Partnumber Manufacturer Quantity Availability
DS12R887-33,DS12R88733 DALLAS 34 In Stock

Description and Introduction

RTC with Constant-Voltage Trickle Charger The DS12R887-33 is a real-time clock (RTC) chip manufactured by **DALLAS** (now part of **Maxim Integrated**). Below are its key specifications:  

- **Manufacturer**: DALLAS (Maxim Integrated)  
- **Model**: DS12R887-33  
- **Type**: Real-Time Clock (RTC)  
- **Timekeeping Accuracy**: ±1 minute per month at 25°C  
- **Supply Voltage**: 4.5V to 5.5V  
- **Operating Temperature Range**: 0°C to +70°C  
- **Integrated Crystal**: Yes (internal)  
- **Battery Backup**: Built-in lithium energy source (10-year minimum retention)  
- **Interface**: Parallel (Motorola or Intel bus compatible)  
- **Clock Format**: 12-hour or 24-hour with AM/PM indicator  
- **Alarms**: Two programmable time-of-day alarms  
- **Interrupts**: Supports square wave output and interrupt generation  
- **Registers**: 128 bytes of nonvolatile RAM (114 bytes general-purpose, 14 bytes clock/control)  
- **Package**: 24-pin DIP (Dual In-line Package)  

This information is strictly based on the manufacturer's datasheet.

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