Real Time Clock I2C Serial RTC w/56 Byte NV RAM
| Parameter Name | Attribute value |
| Product Attribute | Attribute Value |
| Manufacturer | Maxim |
| Product Category | Real Time Clock |
| RoHS | Details |
| Mounting Style | SMD/SMT |
| Package / Case | uSOP |
| RTC Bus Interface | Serial |
| Time Format | HH:MM:SS |
| RTC Memory Size | 56 B |
| Supply Voltage - Max | 3.3 V |
| Supply Voltage - Min | 2.7 V |
| Minimum Operating Temperature | - 40 C |
| Maximum Operating Temperature | + 85 C |
| Packaging | Reel |
| Function | Calendar, Clock |
| Product | Real Time Clocks |
| NumOfPackaging | 1 |
| Factory Pack Quantity | 3000 |
| DS1338U-3-TR | DS1338U-33-TR-C01 | DS1338Z-33- | DS1338C-3 | DS1338C-33#T&R | DS1338U-3+ | DS1338U-33+T&R | |
|---|---|---|---|---|---|---|---|
| Description | Real Time Clock I2C Serial RTC w/56 Byte NV RAM | Real Time Clock I C RTC with 56-Byte NV RAM | Real Time Clock I2C Serial RTC w/56 Byte NV RAM | Real Time Clock I2C Serial RTC w/56 Byte NV RAM | Real Time Clock I2C Serial RTC w/56 Byte NV RAM | Real Time Clock I2C Serial RTC w/56 Byte NV RAM | Real Time Clock I2C Serial RTC w/56 Byte NV RAM |
| Is it Rohs certified? | - | - | - | incompatible | conform to | conform to | conform to |
| Maker | - | - | - | Maxim | Maxim | Maxim | Maxim |
| Parts packaging code | - | - | - | SOIC | SOIC | SOIC | SOIC |
| package instruction | - | - | - | 0.300 INCH, SOIC-16 | SOP, SOP16,.4 | TSSOP, TSSOP8,.19 | TSSOP, TSSOP8,.19 |
| Contacts | - | - | - | 16 | 16 | 8 | 8 |
| Reach Compliance Code | - | - | - | not_compliant | compliant | compliant | compliant |
| ECCN code | - | - | - | EAR99 | EAR99 | EAR99 | EAR99 |
| maximum clock frequency | - | - | - | 0.032 MHz | 0.032 MHz | 0.032 MHz | 0.032 MHz |
| Information access methods | - | - | - | I2C | I2C | I2C | I2C |
| JESD-30 code | - | - | - | R-PDSO-G16 | R-PDSO-G16 | S-PDSO-G8 | S-PDSO-G8 |
| JESD-609 code | - | - | - | e0 | e3 | e3 | e3 |
| length | - | - | - | 10.3 mm | 10.285 mm | 3 mm | 3 mm |
| Humidity sensitivity level | - | - | - | 1 | 1 | 1 | 1 |
| Number of terminals | - | - | - | 16 | 16 | 8 | 8 |
| Number of timers | - | - | - | 1 | 1 | 1 | 1 |
| Maximum operating temperature | - | - | - | 85 °C | 85 °C | 85 °C | 85 °C |
| Minimum operating temperature | - | - | - | -40 °C | -40 °C | -40 °C | -40 °C |
| Package body material | - | - | - | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| encapsulated code | - | - | - | SOP | SOP | TSSOP | TSSOP |
| Package shape | - | - | - | RECTANGULAR | RECTANGULAR | SQUARE | SQUARE |
| Package form | - | - | - | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Celsius) | - | - | - | 240 | NOT SPECIFIED | 260 | 260 |
| Certification status | - | - | - | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Maximum seat height | - | - | - | 2.65 mm | 2.67 mm | 1.1 mm | 1.1 mm |
| Maximum supply voltage | - | - | - | 3.3 V | 5.5 V | 5.5 V | 3.63 V |
| Minimum supply voltage | - | - | - | 2.7 V | 3 V | 2.7 V | 3 V |
| Nominal supply voltage | - | - | - | 3 V | 3.3 V | 3 V | 3.3 V |
| surface mount | - | - | - | YES | YES | YES | YES |
| technology | - | - | - | CMOS | CMOS | CMOS | CMOS |
| Temperature level | - | - | - | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal surface | - | - | - | Tin/Lead (Sn85Pb15) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal form | - | - | - | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal pitch | - | - | - | 1.27 mm | 1.27 mm | 0.65 mm | 0.65 mm |
| Terminal location | - | - | - | DUAL | DUAL | DUAL | DUAL |
| Maximum time at peak reflow temperature | - | - | - | 20 | NOT SPECIFIED | 30 | 30 |
| width | - | - | - | 7.5 mm | 7.495 mm | 3 mm | 3 mm |
| uPs/uCs/peripheral integrated circuit type | - | - | - | TIMER, REAL TIME CLOCK | TIMER, REAL TIME CLOCK | TIMER, REAL TIME CLOCK | TIMER, REAL TIME CLOCK |
| Base Number Matches | - | - | - | 1 | 1 | 1 | 1 |
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