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| Part Number | CDP68HC68T1M | CDP68HC68T1M2 | CDP68HC68T1MZ | CDP68HC68T1E |
|---|---|---|---|---|
| Manufacturer | Intersil | Renesas Electronics America Inc | Renesas Electronics America Inc | Intersil |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Type | Clock/Calendar | Clock/Calendar | Clock/Calendar | Clock/Calendar |
| Features | Alarm, Leap Year, Square Wave Output, Watchdog Timer | Alarm, Leap Year, Square Wave Output, Watchdog Timer | Alarm, Leap Year, Square Wave Output, Watchdog Timer | Alarm, Leap Year, Square Wave Output, Watchdog Timer |
| Memory Size | 32B | 32B | 32B | 32B |
| Time Format | HH:MM:SS (12/24 hr) | HH:MM:SS (12/24 hr) | HH:MM:SS (12/24 hr) | HH:MM:SS (12/24 hr) |
| Date Format | YY-MM-DD-dd | YY-MM-DD-dd | YY-MM-DD-dd | YY-MM-DD-dd |
| Interface | SPI | SPI | SPI | SPI |
| Voltage - Supply | 3V ~ 6V | 3V ~ 6V | 3V ~ 6V | 3V ~ 6V |
| Voltage - Supply, Battery | 2.2V ~ 6V | 2.2V ~ 6V | 2.2V ~ 6V | 2.2V ~ 6V |
| Current - Timekeeping (Max) | 20µA ~ 500µA @ 5V | 20µA ~ 500µA @ 5V | 20µA ~ 500µA @ 5V | 20µA ~ 500µA @ 5V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Through Hole |
| Package / Case | 20-SOIC (0.295", 7.50mm Width) | 16-SOIC (0.295", 7.50mm Width) | 20-SOIC (0.295", 7.50mm Width) | 16-DIP (0.300", 7.62mm) |
| Supplier Device Package | 20-SOIC | 16-SOIC | 20-SOIC | 16-PDIP |
