| Model | Manufacturers | lot number | encapsulation | illustrate | 
| X25F047 | XICOR | 97/P3 | SOP | New inventory | 
| X1228S14I-2.7A | XICOR | 04+ | SOP-14 | Brand new original | 
| X9221AUSI | XICOR | N/A | N/A | 64-tap DCPS, dual DCP, automatic saving of power loss at the tap position, can partially replace X9221 | 
| X9319WS8 | XICOR | N/A | N/A | Single 100 tap DCP, the tap position is automatically saved when the power is lost | 
| X4643S8I | XICOR | N/A | N/A | Programmable watchdog, power-on reset, configurable low VCC reset, low-level reset output, 64K bit EEPROM | 
| X9C503ST1 | XICOR | N/A | N/A | Single 100 tap DCP, the tap position is automatically saved when the power is lost | 
| X5643S14-2.7T1 | XICOR | N/A | N/A | Programmable watchdog, power-on reset, configurable low VCC reset, low-level reset output, 64K SPI interface EEPROM | 
| X9315WSI-2.7 | XICOR | 03+ | SOP | Low power consumption, low noise, single 32-tap DCP, automatic saving of power loss at the tap position | 
| X5045P/PI/PF/PG | XICOR | 03+ | DIP | Programmable watchdog, power-on reset, configurable low VCC reset, high level reset output, 4K SPI interface EEPROM | 
| X1228S14I-2.7 | XICOR | N/A | N/A | Real-time clock/calendar, 1/100 accuracy dual alarms, on-chip oscillator compensation circuit, programmable watchdog + power-up/low-level reset, 256K bits | 
| X9317WP | XICOR | O4 | DIP-8P | Original in stock | 
| X40233S16I-B | XICOR | N/A | N/A | Voltage monitoring +2KI2CEPPROM+100DCP | 
| X40430S14I-A | XICOR | N/A | N/A | Configurable triple voltage monitoring, software-selected power-on reset time, programmable watchdog cycle, manual reset input, independent watchdog output, 4K bit E | 
| X9110TV14 | XICOR | 00+ | SSOP | Brand new original | 
| XC6371C542PR | Xicor | 00+ | SOP23 | N/A | 
| 4936M | XICOR | 06+ | SOP8 | Brand new original | 
| X9250US | XICOR | 02+ | SOP-24P | Original in stock | 
| X9C102PI | XICOR | 04+ | DIP-8 | Single 100 tap DCP, the tap position is automatically saved when the power is lost | 
| X4163S8 | XICOR | N/A | N/A | Programmable watchdog, power-on reset, programmable low VCC reset, low-level reset output, 16K bit EEPROM | 
| X9315WS | XICOR | N/A | N/A | Low power consumption, low noise, single 32-tap DCP, automatic saving of power loss at the tap position |