25LC512-I/MF Microchip Integrated Circuit (Small Outline No-lead) In Stock
Microchip 25LC512-I/MF is a 512-Kbit (64K x 8) SPI EEPROM operating from 2.5 V to 5.5 V with up to 20 MHz clock speed and 1 million write/erase cycle endurance in an 8-pin DFN package. Competitively priced and available in stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline No-lead
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- 25LC512-I/MF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.2754(MOQ 10)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 512-Kbit (64K x 8-bit) SPI EEPROM with 20 MHz maximum clock frequency for high-speed data transfer over 2-wire SPI interface
- Wide 2.5 V to 5.5 V operating voltage range enables direct compatibility with 3.3 V and 5 V microcontroller systems without level shifters
- 1,000,000 write/erase cycle endurance and 200-year data retention for reliable long-term configuration and calibration storage
- Compact 8-pin DFN (DFN-S-8) package with RoHS-compliant lead-free construction (JESD-609 e3) for space-constrained assemblies
Applications
The 25LC512-I/MF is commonly used for storing firmware configuration parameters, user settings, and calibration data in microcontroller-based products such as consumer electronics, IoT edge nodes, and industrial sensors. Its 512-Kbit capacity and standard SPI interface also make it suitable for data logging applications in smart meters, medical wearables, and embedded control systems requiring persistent non-volatile storage with 8-year typical lifecycle support.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | DFN-S-8 |
| Factory Lead Time | 6Weeks |
| YTEOL | 8 |
| Additional Feature | 2.5V TO 5.5V @ 10MHz |
| Clock Frequency-Max (fCLK) | 20MHz |
| Data Retention Time-Min | 200 |
| Endurance | 1000000 Write/Erase Cycles |
| JESD-30 Code | R-PDSO-N8 |
| JESD-609 Code | e3 |
| Memory Density | 524288bit |
| Memory IC Type | EEPROM |
| Memory Width | 8 |
| Number of Functions | 1 |
| Number of Ports | 1 |
| Number of Words | 65536words |
| Number of Words Code | 64000 |
| Operating Mode | SYNCHRONOUS |
| Organization | 64KX8 |
| Output Characteristics | 3-STATE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Parallel/Serial | SERIAL |
| Peak Reflow Temperature (Cel) | 260 |
| Programming Voltage | 5V |
| Qualification Status | Not Qualified |
| Screening Level | AEC-Q100 |
| Serial Bus Type | SPI |
| Standby Current-Max | 0.00001A |
| Supply Current-Max | 0.01mA |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 4.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Write Cycle Time-Max (tWC) | 5ms |
| Write Protection | HARDWARE/SOFTWARE |
| Package | Small Outline No-lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.32.00.51 |
| Country of Origin | Philippines, Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for 25LC512-I/MF:
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Frequently Asked Questions
What is the storage capacity and organization of the 25LC512-I/MF?
The 25LC512-I/MF provides 512 Kbits of EEPROM organized as 64K x 8 bits, meaning 65,536 individual byte-addressable locations. This 64 KB capacity is sufficient for storing firmware parameters, calibration tables, and event logs in most embedded microcontroller designs.
What supply voltage range does 25LC512-I/MF accept, and which microcontroller platforms does it directly interface with?
The 25LC512-I/MF operates from 2.5 V to 5.5 V, making it directly compatible with both 3.3 V and 5 V microcontrollers over standard SPI at up to 20 MHz without requiring external level-shifting circuitry, simplifying board design for PIC, AVR, ARM, and STM32-based platforms.
How does the write endurance of 25LC512-I/MF compare to flash-based alternatives for frequent data logging?
The 25LC512-I/MF is rated for 1,000,000 write/erase cycles per byte location with a 200-year data retention minimum. For logging at 100 writes per day, that translates to approximately 27 years of operation per location, making it superior to NOR flash alternatives typically rated at only 100,000 cycles for similar write-heavy workloads.
When should a designer choose 25LC512-I/MF's DFN package over a SOIC-8 variant for a compact IoT module?
The 8-pin DFN (DFN-S-8) package offers a smaller PCB footprint than the SOIC-8, typically saving over 30 mm² of board area, which is significant for IoT modules and wearable devices constrained to PCB dimensions under 20 mm x 20 mm while still supporting up to 20 MHz SPI throughput.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 10+ | $3.0100 | $30.10 |
| 25+ | $2.8200 | $70.50 |
| 100+ | $2.3900 | $239.00 |
| 720+ | $2.3145 | $1666.47 |
| 1000+ | $2.2800 | $2280.00 |
| 1440+ | $2.2754 | $3276.55 |
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