4K-bit Serial SPI EEPROM memory, organized as 512 x 8, offers 50 ns access time and operates at up to 10 MHz. This surface-mount component features a 6-pin SOT-23 package with gull-wing leads, measuring 2.9mm x 1.6mm x 1.15mm. It supports dual 3.3V and 5V operating voltages, with a maximum supply voltage of 5.5V, and provides 200 years of data retention. Hardware data protection is integrated, and the device operates across a temperature range of -40°C to 85°C.
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Microchip 25LC040AXT-I/OT technical specifications.
| Basic Package Type | Lead-Frame SMT |
| Package Family Name | SOT-23 |
| Package/Case | SOT-23 |
| Package Description | Small Outline Transistor |
| Lead Shape | Gull-wing |
| Pin Count | 6 |
| PCB | 6 |
| Package Length (mm) | 2.9 |
| Package Width (mm) | 1.6 |
| Package Height (mm) | 1.15 |
| Mounting | Surface Mount |
| Jedec | MO-178AB |
| Density | 4Kbit |
| Interface Type | Serial-SPI |
| Maximum Operating Frequency | 10MHz |
| Maximum Access Time | 50ns |
| Organization | 512x8 |
| Maximum Operating Current | 5mA |
| Typical Operating Supply Voltage | 3.3|5V |
| Density in Bits | 4096bit |
| Data Retention | 200(Min)Year |
| Hardware Data Protection | Yes |
| Max Operating Supply Voltage | 5.5V |
| Min Operating Supply Voltage | 2.5V |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 85°C |
| Cage Code | 60991 |
| EU RoHS | Yes |
| HTS Code | 8542320051 |
| Schedule B | 8542320050 |
| ECCN | EAR99 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| Radiation Hardening | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
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