| Part Number | M48T35Y-70MH6E | M48T35Y-70MH6F | 
|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | 
| Category | Clock/Timing - Real Time Clocks | Clock/Timing - Real Time Clocks | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Type | Clock/Calendar | Clock/Calendar | 
| Features | Leap Year | Leap Year | 
| Memory Size | - | - | 
| Time Format | HH:MM:SS (24 hr) | HH:MM:SS (24 hr) | 
| Date Format | YY-MM-DD-dd | YY-MM-DD-dd | 
| Interface | Parallel | Parallel | 
| Voltage - Supply | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 
| Voltage - Supply, Battery | - | - | 
| Current - Timekeeping (Max) | 2mA @ 4.75V ~ 5.5V | 2mA @ 4.75V ~ 5.5V | 
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | 
| Supplier Device Package | 28-SOH | 28-SOH |