| Access Time | 50 ns |
| Access Time, Address Hold Time | 150 ns |
| Address Setup Time | 100 ns |
| Alternate Part No. | 579-25C040-I/SN |
| Base Product Number | 25C040 |
| Brand, Mfr | Microchip Technology |
| Category | Integrated Circuits (ICs) |
| Clock Frequency, Maximum Clock Frequency | 3 MHz |
| Current, Input, Leakage | 1 uA |
| Current, Output, Leakage | ?1 ?A |
| Data Retention | 200 Years, 200 yr |
| Density, Memory Size | 4 kbit |
| Dimensions | 5.00 x 3.99 x 1.55 mm |
| ESD Voltage | >4 kV |
| Fall Time | 2 ?s |
| Height | 0.061" (1.55mm) |
| Input Capacitance, Output Capacitance | 7 pF |
| Interface | SPI Bus |
| Interface Type | Serial, 4-Wire, SPI, SDI |
| Length | 0.196 in |
| Manufacturer | Microchip |
| Manufacturer Part No. | 25C040-I/SN |
| Maximum Operating Current, Operating Current | 5 mA |
| Maximum Operating Temperature | + 85 C, +85 ?C |
| Memory Capacity | 4 KB |
| Memory Format, Product Category, Technology | EEPROM |
| Memory Interface | SPI |
| Memory Size | 4Kb (512 x 8) |
| Memory Type | Serial EEPROM, Non-Volatile |
| Minimum Operating Temperature | - 40 C, -40 ?C |
| Mounting Style | SMD/SMT |
| Mounting Type | Surface Mount |
| Number of Bits per Word | 8 bit |
| Number of Pins | 8 |
| Operating Current | 1 ; 5 mA |
| Operating Supply Voltage | 4.5 V, 5.5 V |
| Operating Temperature | -40?C ~ 85?C (TA) |
| Operating Temperature, Temperature Operating Range | -40 to +85 ?C |
| Operating Voltage Range | 4.5 to 5.5 V |
| Organisation, Organization | 512 x 8 |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Package Type | SOIC |
| Package, Packaging | Tube |
| Package/Case | SOIC-8 |
| Part Status | Active |
| Product Header | 4K SPI Bus Serial EEPROM |
| Programmable Voltage, Supply Voltage - Min | 4.5 V |
| Rise Time | 2 |
| Series | 25C040 Series, - |
| Supplier Device Package | 8-SOIC |
| Supply Voltage | 4.5-5.5 V |
| Supply Voltage - Max, Voltage, Input, High Level | 5.5 V |
| Voltage - Supply | 4.5V ~ 5.5V |
| Voltage, Input, Low Level | 0.8 V |
| Voltage, Output, High Level | 4 V |
| Voltage, Output, Low Level | 0.4 V |
| Width | 0 in |
| Write Cycle Time - Word, Page | 5ms |