M24C64-DFCT6TP/K STMicroelectronics Integrated Circuit (Other) In Stock
STMicroelectronics M24C64-DFCT6TP/K is a 64-Kbit I2C serial EEPROM with 1 MHz fast-mode plus interface and 1 million write-erase cycle endurance. It operates from 2.5 V to 5.5 V supply with 32-byte page write buffer in a compact BGA-8 package. Available from stock worldwide for configuration storage and data logging applications.
- Manufacturer
- STMicroelectronics
- Package
- Other
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- M24C64-DFCT6TP/K Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.1870(MOQ 100)
- 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 M24C64-DFCT6TP/K?
- 64 Kbit (8 KB) I2C EEPROM with 1 MHz fast-mode plus interface, 8x faster than standard 100 kHz I2C EEPROMs
- 1 million write-erase cycle endurance with 200-year data retention at 55°C for high-reliability configuration storage
- 32-byte page write buffer enabling efficient sequential data writes with 5 ms maximum write cycle time
- Wide 2.5 V to 5.5 V supply range and 3-bit address inputs allowing up to 8 devices on a single I2C bus
What is M24C64-DFCT6TP/K used for?
The M24C64-DFCT6TP/K stores non-volatile configuration data, calibration coefficients, and firmware parameters in embedded systems ranging from industrial sensors to consumer appliances. Its 1 MHz I2C interface and 8 KB capacity make it suitable for logging small data records such as event counters, runtime hours, and diagnostic codes in automotive electronics and medical devices. The device also serves as secure key and certificate storage in IoT nodes requiring low-power non-volatile memory between deep sleep cycles.
What are the specifications of M24C64-DFCT6TP/K?
| Factory Lead Time | 10Weeks |
| YTEOL | 9 |
| Clock Frequency-Max (fCLK) | 1MHz |
| Endurance | 1000000 Write/Erase Cycles |
| I2C Control Byte | 1010DDDR |
| JESD-30 Code | R-PBGA-B8 |
| 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 |
| Output Characteristics | 3-STATE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | BGA8,3X5,14/8 |
| Package Shape | RECTANGULAR |
| Package Style | GRID ARRAY, VERY THIN PROFILE, FINE PITCH |
| Parallel/Serial | SERIAL |
| Serial Bus Type | I2C |
| Supply Current-Max | 0.0025mA |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 1.7V |
| Supply Voltage-Nom (Vsup) | 1.8V |
| Surface Mount | YES |
| Technology | CMOS |
| Terminal Form | BALL |
| Terminal Pitch | 0.4mm |
| Terminal Position | BOTTOM |
| Write Cycle Time-Max (tWC) | 5ms |
| Write Protection | HARDWARE |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.32.00.51 |
| Country of Origin | Singapore |
Where can I find the M24C64-DFCT6TP/K datasheet?
M24C64-DFCT6TP/K Datasheet DownloadOfficial datasheet from STMicroelectronics
What are equivalent replacements for M24C64-DFCT6TP/K?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How long does a full 8 KB write of M24C64-DFCT6TP/K take, and how does page buffering affect this?
The M24C64-DFCT6TP/K has a 32-byte page write buffer with a maximum 5 ms write cycle per page. Writing 8 KB requires 256 pages, taking up to 1.28 seconds total at 5 ms per page. Sequential byte writes without page alignment would require 65,536 individual write cycles at 5 ms each, totaling over 5 minutes, making proper 32-byte page alignment essential for firmware update and bulk logging operations.
How many M24C64-DFCT6TP/K devices can share a single I2C bus and what sets the address?
Up to 8 M24C64-DFCT6TP/K devices can coexist on one I2C bus, configured by 3 hardware address pins (A2, A1, A0) which set the lower 3 bits of the 7-bit I2C address 1010XXX. Each unique hardware address pin combination maps to a distinct device address, enabling 8 x 8 KB = 64 KB of total addressable EEPROM on a 2-wire bus with just 3 extra PCB routing connections.
For an industrial sensor storing calibration data at 85°C ambient, what is the expected data retention life of M24C64-DFCT6TP/K?
The M24C64-DFCT6TP/K is rated for 200-year data retention at 55°C. At 85°C ambient, elevated temperature accelerates charge loss according to Arrhenius law; typical industrial EEPROM datasheets derate this to approximately 100 years at 85°C, which still far exceeds the 10 to 20-year product life of industrial sensor calibration data. The 1 million write-erase cycle endurance is unaffected by temperature within the -40°C to 85°C operating range.
Can M24C64-DFCT6TP/K be used as a drop-in replacement for 24C64 EEPROM from other manufacturers in existing PCB designs?
The M24C64-DFCT6TP/K follows the standard 24C64 I2C EEPROM protocol with the 1010DDDR control byte format, making it pin-and-protocol compatible with 24C64 devices from Microchip, ON Semiconductor, and Atmel. The 1 MHz fast-mode plus maximum speed is backward compatible with 400 kHz fast-mode I2C masters. Only the BGA-8 package variant requires footprint verification, as competing devices are also available in DFN-8 or SOIC-8 packages.
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Why Buy from FindMyChip
About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 100+ | $0.5500 | $55.00 |
| 250+ | $0.5300 | $132.50 |
| 500+ | $0.5200 | $260.00 |
| 2500+ | $0.2250 | $562.50 |
| 10000+ | $0.1903 | $1903.40 |
| 20000+ | $0.1870 | $3739.80 |
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