DS1338U-18+T&R vs DS1338U-3+T&R Comparison
Detailed side-by-side comparison of DS1338U-18+T&R by Analog Devices and DS1338U-3+T&R by Maxim Integrated. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | DS1338U-18+T&R | DS1338U-3+T&R |
|---|---|---|
| Brand | Analog Devices | Maxim Integrated |
| Category | Clock & Timing | Clock & Timing |
| Lifecycle Status | Active | Active |
| Product Type | Serial real-time clock and calendar | Serial real-time clock and calendar with NV SRAM |
| Nonvolatile SRAM Capacity | 56 byte | — |
| Serial Interface | I2C | I2C, 2-wire serial |
| Interface Conductor Count | 2 wire | — |
| Package Type | 8-pin uSOP | 8-MSOP (0.118 inch, 3.00 mm width) |
| Package Width | 3.00 mm | — |
| Terminal Count | 8 | 8 terminals |
| Temperature Grade | Industrial | Industrial |
| Time Format | HH:MM:SS in 12-hour or 24-hour format | HH:MM:SS, 12/24-hour |
| Date Format | YY-MM-DD-dd | YY-MM-DD-dd |
| Calendar Representation | Full binary-coded decimal | — |
| Month-End Adjustment | Automatic for months with fewer than 31 days | — |
| Supply Voltage Range | [DATA_NEEDED: supply voltage range] | 2.7 V to 3.3 V |
| Operating Current | [DATA_NEEDED: operating current] | — |
| Clock Accuracy | [DATA_NEEDED: clock accuracy] | — |
| Backup Supply Requirement | [DATA_NEEDED: backup supply requirement] | — |
| Alarms and Square-Wave Outputs | [DATA_NEEDED: alarms and square-wave outputs] | — |
| RoHS Status | Compliant for the compared DS1338U-33+T&R variant | [DATA_NEEDED: RoHS status] |
| Nominal Supply Voltage | — | 3.3 V |
| Clock and Calendar Format | — | Full binary-coded decimal (BCD) |
| Calendar Information | — | Seconds, minutes, hours, day, date, month, and year |
| NV SRAM Capacity | — | 56 bytes |
| Package | — | 8-TSSOP |
| Terminal Form | — | Gull wing |
| Orderable Packaging | — | Tape and reel |
| Power Consumption | — | [DATA_NEEDED: operating current and standby current] |
| Oscillator Accuracy | — | [DATA_NEEDED: oscillator accuracy] |
| Operating Temperature Range | — | [DATA_NEEDED: operating temperature range] |
| REACH Status | — | [DATA_NEEDED: REACH status] |
| Backup Supply | — | [DATA_NEEDED: backup supply configuration] |