| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | LM2687 |  222Kb/8P | Low Noise Regulated Switched Capacitor Voltage |
 National Semiconductor ... | LM2687MM |  222Kb/8P | Low Noise Regulated Switched Capacitor Voltage |
 National Semiconductor ... | LM2687MMX |  222Kb/8P | Low Noise Regulated Switched Capacitor Voltage |
 National Semiconductor ... | LM2681 |  201Kb/ 8P | Switched Capacitor Voltage Converter |
 National Semiconductor ... | LM2681M6 |  201Kb/ 8P | Switched Capacitor Voltage Converter |
 National Semiconductor ... | LM2681M6X |  201Kb/ 8P | Switched Capacitor Voltage Converter |
 National Semiconductor ... | LM2682 |  136Kb/ 7P | Switched Capacitor Voltage Doubling Inverter |
 National Semiconductor ... | LM2682M |  136Kb/ 7P | Switched Capacitor Voltage Doubling Inverter |
| LM2682MM |  136Kb/ 7P | Switched Capacitor Voltage Doubling Inverter |