| Part No | Manufacturer | Price | Stock |
Detalikon | к53-1ав-16в-4,7 мкФ-10% (2008г.) -5 | – | mult: 79.8 RUB | 3 |
| Delta Electronics | ISL1221IUZ | – | 266.7 RUB | 6-8 weeks |
| Delta Electronics | ISL1221IUZ | – | 298.3 RUB | 6-8 weeks |
| BETTLINK ELECTRONIC LIMITED | ISL1221IUZ (IC RTC EVENT REC I2C 10-MSOP Подробнее) | Intersil (Renesas Electronics America) | 3.996$ | 5 |
| BETTLINK ELECTRONIC LIMITED | ISL1221IUZ (IC RTC EVENT REC I2C 10-MSOP Подробнее) | Renesas Electronics America Inc. | 3.996$ | 5 |
| BETTLINK ELECTRONIC LIMITED | ISL1221IUZ-T (IC RTC EVENT REC I2C 10-MSOP Подробнее) | Renesas Electronics America Inc. | 3.996$ | 5 |
| BETTLINK ELECTRONIC LIMITED | ISL1221IUZ-T (IC, RTC - More Details Подробнее) | Intersil (Renesas Electronics America) | 3.996$ | 5 |
| King-YiKu Optoelectronics Co., Ltd. | ISL1221IUZ-T (22+; , D/c: : 1429) | Intersil | 8$ | – |
| King-YiKu Optoelectronics Co., Ltd. | ISL1221IUZ (22+; , D/c: : 9431) | INTERSIL | 8$ | – |
| Icseek Global Limited | ISL1221IUZ (Оригинальный и наличный и новый) | INTERSIL | – | 5246 |
| Icseek Global Limited | ISL1221IUZ-T (Оригинальный и наличный и новый) | INTERSIL | – | 5246 |
| Digi-ic_SMART PIONEER Electronic | ISL1221IUZ (REAL TIME CLOCK, NON-VOLATILE, C Подробнее) | Intersil | – | 4252 |
| Digi-ic_SMART PIONEER Electronic | ISL1221IUZ-T (IC RTC EVENT REC I2C 10-MSOP Подробнее) | Renesas Electronics America Inc | – | 4200 |
| IC STOCK TECHNOLOGY LIMITED | ISL1221IUZ (D/c: : 13+) | INTERSIL | – | 8431 |
| IC STOCK TECHNOLOGY LIMITED | ISL1221IUZ-T (D/c: : 16+) | Intersil | – | 429 |
| AN-CHIP | ISL1221IUZ (микросхема интегральная электронная IC RTC LP BATT BACK SRAM 10MSOP 4-5 недель, цена по запросу; , Package: : N/A; , Min order: : 1; , D/c: : DC: 20+/21) | Renesas/IDT/Intersil | – | 21858 |
| AN-CHIP | ISL1221IUZ-T (микросхема интегральная электронная IC RTC LP BATT BACK SRAM 10MSOP 4-5 недель, цена по запросу; , Package: : N/A; , Min order: : 1; , D/c: : DC: 20+/21) | Renesas/IDT/Intersil | – | 21142 |
| Aspect | ISL1221IUZ | – | – | from 7 days |
| Aspect | ISL1221IUZ-T | – | – | from 7 days |
| ООО "Интегральные схемы" | ISL1221IUZ | – | – | from 7 days |
| ООО "Интегральные схемы" | ISL1221IUZ-T | – | – | from 7 days |