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DS12CR887-5+ from DALLAS,MAXIM - Dallas Semiconductor

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DS12CR887-5+

Manufacturer: DALLAS

RTCs with Constant-Voltage Trickle Charger

Partnumber Manufacturer Quantity Availability
DS12CR887-5+,DS12CR8875 DALLAS 2000 In Stock

Description and Introduction

RTCs with Constant-Voltage Trickle Charger The DS12CR887-5+ is a real-time clock (RTC) chip manufactured by DALLAS (now part of Maxim Integrated). Below are its key specifications:

1. **Function**: Real-time clock with integrated crystal and battery.  
2. **Timekeeping Accuracy**: ±1 minute per month at 25°C.  
3. **Operating Voltage**: 4.5V to 5.5V.  
4. **Battery Backup**: Built-in lithium energy source (typical 10-year lifespan).  
5. **Interface**: Parallel (8-bit).  
6. **Clock Frequency**: 32.768 kHz.  
7. **Temperature Range**:  
   - Commercial: 0°C to +70°C.  
   - Industrial: -40°C to +85°C.  
8. **Memory**: 114 bytes of nonvolatile RAM.  
9. **Interrupts**: Three maskable time-of-day alarms.  
10. **Package**: 24-pin DIP (Dual In-line Package).  
11. **Compliance**: RoHS compliant.  

These are the factual specifications of the DS12CR887-5+ as provided by the manufacturer.

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