
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
| Attributes | Value | |
|---|---|---|
| Category | Memory/EEPROM | |
| Manufacturer | Microchip Tech | |
| Package | DIP-22 | |
| Data Retention - TDR (Year) | 10 years | |
| Operating Temperature | 0℃~+70℃ | |
| Write Cycle Endurance | 100,000,000,000,000 Cycles | |
| Access Time | 2us | |
| Standby Current | 4mA | |
| Memory Size | 512bit | |
| Voltage - Supply | 4.75V~5.25V | |
| Write Cycle Time(Tw) | 50ms | |
| Operating Current | 8mA | |
| Interface | Parallel Port (Parallel) |

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
ER2055 technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Memory/EEPROM | |
| Manufacturer | Microchip Tech | |
| Package | DIP-22 | |
| Data Retention - TDR (Year) | 10 years | |
| Operating Temperature | 0℃~+70℃ | |
| Write Cycle Endurance | 100,000,000,000,000 Cycles | |
| Access Time | 2us | |
| Standby Current | 4mA | |
| Memory Size | 512bit | |
| Voltage - Supply | 4.75V~5.25V | |
| Write Cycle Time(Tw) | 50ms | |
| Operating Current | 8mA | |
| Interface | Parallel Port (Parallel) |
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the ER2055. Sign up to receive and start your assembly today →
Step 1 - Pre-order the parts you need from JLCPCB.
Step 2 - Place a PCBA order to have those parts assembled onto your boards.
Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

ER2055 datasheets or manufacturer documentation.
Datasheet: ER2055 Datasheet (PDF)
The ER2055 schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.