| 
DS1553P-70
 | 
 | 
Dallas Semiconductor
 | 
64kB, Nonvolatile, Year-2000-Compliant Timekeeping RAM | 
Original | 
PDF
 | 
440.51KB | 
19 | 
| 
DS1553P-70
 | 
 | 
Maxim Integrated Products
 | 
Clock/Timing - Real Time Clocks, Integrated Circuits (ICs), IC RTC CLK/CALENDAR PAR 34-PCM | 
Original | 
PDF
 | 
 | 
20 | 
| 
DS1553P-70+
 | 
 | 
Maxim Integrated Products
 | 
Clock/Timing - Real Time Clocks, Integrated Circuits (ICs), IC RTC CLK/CALENDAR PAR 34-PCM | 
Original | 
PDF
 | 
 | 
20 | 
| 
DS1553P-70
 | 
 | 
Maxim Integrated Products
 | 
64kB, Nonvolatile, Year-2000-Compliant Timekeeping RAM | 
Original | 
PDF
 | 
425.23KB | 
23 | 
| 
DS1553P-70+
 | 
 | 
Maxim Integrated Products
 | 
64kB, Nonvolatile, Year-2000-Compliant Timekeeping RAM. Lead-free | 
Original | 
PDF
 | 
479.01KB | 
23 |