Ship from: HONGKONG
Date Code: Newest Date Code
Manufacturer lead time 6 weeks
| Internal Part Number | EIS-RX-4581NB:B3:ROHS | |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | |
| Production Status (Lifecycle) | In Production | |
| Condition | New & Unused, Original Sealed | |
| Standard Package | 250 | |
| Category | Integrated Circuits (ICs) | |
| Family | Clock/Timing - Real Time Clocks | |
| Series | - | |
| Packaging | Tape & Reel (TR) | |
| Type | Clock/Calendar | |
| Features | Alarm, Leap Year, SRAM | |
| Memory Size | 128b (16 x 8) | |
| Time Format | HH:MM:SS (24 hr) | |
| Date Format | YY-MM-DD-dd | |
| Interface | SPI | |
| Voltage - Supply | 1.6 V ~ 5.5 V | |
| Voltage - Supply, Battery | - | |
| Current - Timekeeping (Max) | 0.8µA ~ 1.2µA @ 3V ~ 5V | |
| Operating Temperature | -40°C ~ 85°C | |
| Mounting Type | Surface Mount | |
| Package / Case | 22-SMD (20 leads) Flat Leads | |
| Supplier Device Package | 22-SON | |
| Weight | 0.001 KG | |
| Application | Email for details | |
| Alternative Part (Replacement) | RX-4581NB:B3:ROHS | |
| Related Links | RX-4581N, RX-4581NB:B3:ROHS Datasheet, Epson Distributor | |
![]() | 749925-3 | D-Sub Connector Plug, Male Pins 50 Position Free Hanging (In-Line) IDC, Ribbon Cable | datasheet.pdf | |
![]() | LM4051BEM3-ADJ/NOPB | IC VREF SHUNT ADJ SOT23-3 | datasheet.pdf | |
![]() | CDRH6D38-8R7NC | FIXED IND 8.7UH 2.2A 34 MOHM SMD | datasheet.pdf | |
![]() | RT0402BRE0711K8L | RES SMD 11.8KOHM 0.1% 1/16W 0402 | datasheet.pdf | |
![]() | SC16C654BIA68,512 | ID QUAD UART 64BYTE 68PLCC | datasheet.pdf | |
![]() | 2EZ19D5DO41E3 | DIODE ZENER 19V 2W DO204AL | datasheet.pdf | |
![]() | D38999/26WH35PD | CONN PLUG 100POS STRAIGHT W/PINS | datasheet.pdf | |
![]() | 1554FPL | PANEL INNER STEEL 4.3X3.1" | datasheet.pdf | |
![]() | CT001B | CABLE TIE STANDARD:NYL BLACK | datasheet.pdf | |
| 3-1971800-1 | NEW GI CONN2.5 HDR ASMBLY 3P NC | datasheet.pdf | ||
| CMUSH2-4A TR | DIODE SCHOTTKY 40V 200MA SOT523 | datasheet.pdf | ||
![]() | MAL213829479E3 | 47UF 100V 10X25MM 105C 2000H | datasheet.pdf |