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Click RoHS icon next to part number for RoHS Compliant Substitutes.
To see real-time pricing, click either the Digi-Key part number or unit price link.
| Image | Digi-Key Part Number | Manufacturer Part Number | Description | Series | Manufacturer | Type | Memory Size | Time Format | Date Format | Interface | Voltage - Supply | Operating Temperature | Package / Case | Packaging | Quantity Available | Minimum Quantity | Unit Price USD | ![]() |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ISL1220IUZ-TCT-ND | ISL1220IUZ-T | IC RTC LP BATT BACK SRAM 10MSOP | - | Intersil | Clock/Calendar/Alarm | 8B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 2.7 V ~ 5.5 V | -40°C ~ 85°C | 10-MSOP, Micro10™, 10-uMAX, 10-uSOP | Cut Tape (CT) | Note Alternate Packaging |
3.24000 |
| ||
| ISL1220IUZ-TDKR-ND | ISL1220IUZ-T | IC RTC LP BATT BACK SRAM 10MSOP | - | Intersil | Clock/Calendar/Alarm | 8B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 2.7 V ~ 5.5 V | -40°C ~ 85°C | 10-MSOP, Micro10™, 10-uMAX, 10-uSOP | Digi-Reel® | Note Alternate Packaging |
Calculate |
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| ISL1220IUZ-TTR-ND | ISL1220IUZ-T | IC RTC LP BATT BACK SRAM 10MSOP | - | Intersil | Clock/Calendar/Alarm | 8B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 2.7 V ~ 5.5 V | -40°C ~ 85°C | 10-MSOP, Micro10™, 10-uMAX, 10-uSOP | Tape & Reel (TR) | Note Alternate Packaging |
1.29600 |
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22:35:07 2/9/2010 - Help With This Screen

