24LC64T-I/SNG Microchip Integrated Circuit (Small Outline Packages) In Stock
24LC64T-I/SNG is a 64 Kbit I2C serial EEPROM from Microchip in an 8-pin MSOP package, supporting a 400 kHz fast-mode I2C bus, 1 million write/erase cycle endurance, and 200-year data retention. Ideal for configuration storage, calibration data, and non-volatile parameter retention in embedded systems.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- 24LC64T-I/SNG Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of 24LC64T-I/SNG?
- 64 Kbit (8 KB) serial EEPROM with I2C interface at up to 400 kHz fast-mode
- 1,000,000 write/erase cycle endurance for high-reliability data logging
- 200-year minimum data retention ensuring long-term non-volatile storage
- 8-pin MSOP package enabling compact PCB footprint under 5 mm²
- Configurable 3-bit I2C device address (A0–A2) for up to 8 devices on one bus
- Wide operating voltage range of 1.7 V to 5.5 V for mixed-supply systems
What is 24LC64T-I/SNG used for?
The 24LC64T-I/SNG is widely used for storing firmware configuration parameters, factory calibration data, and usage logs in microcontroller-based embedded systems. Its 400 kHz I2C interface and compact MSOP package allow straightforward integration alongside popular 3.3 V and 5 V microcontrollers with minimal external components. The combination of 1 million write cycle endurance and 200-year data retention makes it a reliable non-volatile storage solution for industrial sensors, medical devices, and consumer electronics requiring persistent parameter storage across power cycles.
What are the specifications of 24LC64T-I/SNG?
| Pbfree Code | Yes |
| YTEOL | 6 |
| Clock Frequency-Max (fCLK) | 0.4MHz |
| Data Retention Time-Min | 200 |
| Endurance | 1000000 Write/Erase Cycles |
| I2C Control Byte | 1010DDDR |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Memory Density | 65536bit |
| Memory IC Type | EEPROM |
| Memory Width | 8 |
| Number of Functions | 1 |
| Number of Words | 8192words |
| Number of Words Code | 8000 |
| Operating Mode | SYNCHRONOUS |
| Organization | 8KX8 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Parallel/Serial | SERIAL |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Serial Bus Type | I2C |
| Standby Current-Max | 0.000001A |
| Supply Current-Max | 0.003mA |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 2.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Write Cycle Time-Max (tWC) | 5ms |
| Write Protection | HARDWARE |
| 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 | Mainland China, Philippines, Thailand |
Where can I find the 24LC64T-I/SNG datasheet?
24LC64T-I/SNG Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for 24LC64T-I/SNG?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How fast can the host controller communicate with this EEPROM?
The device supports a 0.4 MHz maximum I2C clock, so firmware should use fast-mode timing margins on shared embedded control buses.
Which layout constraint should be checked before PCB release?
Confirm the footprint and assembly library match the 8-pin MSOP package, especially when the EEPROM is placed near dense digital logic.
How suitable is this part for long-term configuration storage?
It provides 1000000 Write/Erase Cycles and 65536 bit memory density, making it suitable for calibration data, setup parameters, and serial-number storage.
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