| Produttore elettronici | Il numero della parte | Scheda tecnica | Spiegazioni elettronici |
 National Semiconductor ... | MM58274CV |  228Kb/16P | Microprocessor Compatible Real Time Clock |
 National Semiconductor ... | MM58274CV-12 |  904Kb/13P | MICROPROCESSOR COMPATIBLE REAL TIME CLOCK |
 National Semiconductor ... | MM58274C-12 |  904Kb/13P | MICROPROCESSOR COMPATIBLE REAL TIME CLOCK |
| MM58274CJ |  228Kb/16P | Microprocessor Compatible Real Time Clock |
| MM58274CJ-12 |  904Kb/13P | MICROPROCESSOR COMPATIBLE REAL TIME CLOCK |
| MM58274CN |  228Kb/16P | Microprocessor Compatible Real Time Clock |
| MM58274CN-12 |  904Kb/13P | MICROPROCESSOR COMPATIBLE REAL TIME CLOCK |
| MM58274CV-12 |  904Kb/13P | MICROPROCESSOR COMPATIBLE REAL TIME CLOCK |
| MM58274C |  228Kb/16P | Microprocessor Compatible Real Time Clock |
| MM58201 |  151Kb/8P | Multiplexed LCD Driver |
| MM58241 |  150Kb/8P | MM58241 High Voltage Display Driver |
| MM58241N |  150Kb/8P | MM58241 High Voltage Display Driver |
| MM58241V |  150Kb/8P | MM58241 High Voltage Display Driver |
| MM58242 |  137Kb/6P | High Voltage Display Driver |
| MM58242V |  137Kb/6P | High Voltage Display Driver |
| MM58248 |  156Kb/6P | High Voltage Display Driver |
| MM58248N |  156Kb/6P | High Voltage Display Driver |
| MM58248V |  156Kb/6P | High Voltage Display Driver |