25AA640A-I/MS Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip 25AA640A-I/MS is a 64Kbit SPI serial EEPROM with 10MHz clock, 1 million write/erase cycles, and 200-year data retention. Operates from 1.8V minimum in a compact MSOP-8 package. Available from stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- 25AA640A-I/MS Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.6534(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 64Kbit SPI serial EEPROM with up to 10MHz clock frequency for fast read and write operations
- 1 million write/erase cycle endurance with 200-year minimum data retention for high-reliability storage
- Low-voltage operation from 1.8V minimum at 3MHz in a compact MSOP-8 package for space-constrained designs
Applications
The 25AA640A-I/MS is ideal for embedded systems requiring non-volatile data storage such as configuration settings, calibration data, and logging in microcontroller-based designs. Its SPI interface and low 1.8V operating voltage make it well suited for portable, battery-powered IoT devices and wearable electronics. The high endurance of 1 million write cycles supports frequent data update applications including industrial sensors and automotive control modules.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | MSOP-8 |
| Factory Lead Time | 11Weeks |
| YTEOL | 9 |
| Additional Feature | OPERATES WITH 1.8VMIN @ 3MHZ |
| Clock Frequency-Max (fCLK) | 10MHz |
| Data Retention Time-Min | 200 |
| Endurance | 1000000 Write/Erase Cycles |
| JESD-30 Code | S-PDSO-G8 |
| JESD-609 Code | e3 |
| Memory Density | 65536bit |
| Memory IC Type | EEPROM |
| Memory Width | 8 |
| Number of Functions | 1 |
| Number of Ports | 1 |
| Number of Words | 8192words |
| Number of Words Code | 8000 |
| Operating Mode | SYNCHRONOUS |
| Organization | 8KX8 |
| Output Characteristics | 3-STATE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP8,.19 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Parallel/Serial | SERIAL |
| Peak Reflow Temperature (Cel) | 260 |
| Programming Voltage | 2.5V |
| Qualification Status | Not Qualified |
| Serial Bus Type | SPI |
| Standby Current-Max | 0.000001A |
| Supply Current-Max | 0.005mA |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 1.8V |
| Supply Voltage-Nom (Vsup) | 2.5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Write Cycle Time-Max (tWC) | 5ms |
| Write Protection | HARDWARE/SOFTWARE |
| Package | Small Outline Packages |
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 | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for 25AA640A-I/MS:
Frequently Asked Questions
What is the storage capacity and interface of the 25AA640A-I/MS?
The 25AA640A-I/MS is a 64Kbit (8KB) serial EEPROM that communicates over the SPI interface at up to 10MHz, enabling fast data read and write operations in embedded applications.
What is the minimum operating voltage of the 25AA640A-I/MS?
The 25AA640A-I/MS operates at a minimum supply voltage of 1.8V at 3MHz, making it compatible with low-power microcontrollers and suitable for battery-powered portable devices.
How many write cycles does the 25AA640A-I/MS support and what is its data retention?
The 25AA640A-I/MS supports a minimum of 1 million write/erase cycles and provides a minimum data retention time of 200 years, ensuring long-term reliability for critical storage applications.
What package type does the 25AA640A-I/MS use?
The 25AA640A-I/MS comes in an MSOP-8 (Micro Small Outline Package, 8-pin) package, which is a compact surface-mount form factor suitable for high-density PCB layouts and space-constrained designs.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.8600 | $0.86 |
| 3+ | $0.7700 | $2.31 |
| 100+ | $0.7600 | $76.00 |
| 1000+ | $0.7100 | $710.00 |
| 2000+ | $0.6647 | $1329.38 |
| 4000+ | $0.6534 | $2613.76 |
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