M24C64S-FCU6T/T STMicroelectronics Integrated Circuit (BGA) In Stock
STMicroelectronics M24C64S-FCU6T/T is a 64-Kbit (8192 x 8-bit) I2C EEPROM in a ultra-compact 4-ball WLCSP package with synchronous serial operation. It uses a standard I2C control byte and is suited for embedded configuration storage. Available from stock with worldwide shipping.
- Manufacturer
- STMicroelectronics
- Package
- BGA
- Pin Count
- 4
- Lifecycle
- OBSOLETE
- Datasheet
- M24C64S-FCU6T/T Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.1686(MOQ 20000)
- 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 M24C64S-FCU6T/T?
- 64-Kbit (8192 x 8-bit) EEPROM density providing ample non-volatile storage for device configuration and calibration data
- I2C synchronous serial interface with standard 1010DDDR control byte supporting multi-device bus addressing
- Ultra-miniature 4-ball WLCSP package enabling direct die-level integration in space-constrained wearable and IoT designs
- 8-bit memory width with word-addressable organization simplifying firmware read and write routines
What is M24C64S-FCU6T/T used for?
The M24C64S-FCU6T/T is designed for storing configuration data, calibration coefficients, and firmware parameters in space-constrained IoT sensors, wearable health monitors, and compact communication modules. Its 64-Kbit capacity and I2C interface integrate directly with virtually any microcontroller or SoC without additional bus circuitry. The WLCSP package allows placement directly beneath SMD passives on densely populated boards, minimizing routing distance to the host processor.
What are the specifications of M24C64S-FCU6T/T?
| YTEOL | 0 |
| I2C Control Byte | 1010DDDR |
| JESD-30 Code | R-XBCS-B4 |
| 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 | BGA4,2X2,20/16 |
| Package Shape | SQUARE |
| Package Style | CHIP SCALE |
| Parallel/Serial | SERIAL |
| Serial Bus Type | I2C |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 1.7V |
| Supply Voltage-Nom (Vsup) | 1.8V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Form | BALL |
| Terminal Pitch | 0.4mm |
| Terminal Position | BOTTOM |
| Write Protection | HARDWARE |
| Package | BGA |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.32.00.51 |
Where can I find the M24C64S-FCU6T/T datasheet?
M24C64S-FCU6T/T Datasheet DownloadOfficial datasheet from STMicroelectronics
What are equivalent replacements for M24C64S-FCU6T/T?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the memory density and organization of the M24C64S-FCU6T/T?
The M24C64S-FCU6T/T provides 65536 bits (64 Kbits) of EEPROM storage, organized as 8192 words of 8 bits each. This capacity is sufficient to store hundreds of calibration coefficients, device identity records, or small firmware update payloads in embedded systems such as IoT nodes, sensor modules, and wearable devices.
How does the I2C interface of the M24C64S-FCU6T/T work, and how many devices can share a single bus?
The M24C64S-FCU6T/T uses the standard I2C protocol with a control byte format of 1010DDDR, where the DD bits select the device address and R selects read or write. Up to 4 M24C64S devices can be addressed on a single 2-wire I2C bus using address pin configurations, enabling multi-device EEPROM expansion with just 2 signal lines.
What package does the M24C64S-FCU6T/T use, and what are the dimensional advantages?
The M24C64S-FCU6T/T comes in a 4-ball WLCSP (Wafer-Level Chip Scale Package), which is essentially bare-die sized at approximately 1 mm x 1 mm. This is significantly smaller than an 8-pin SOIC (about 5 mm x 4 mm), making it the preferred choice for ultra-compact wearables, hearing aids, and implantable or sub-miniature sensor designs where every square millimeter matters.
For a wearable fitness tracker design, why choose M24C64S-FCU6T/T over a larger EEPROM package?
Wearable fitness trackers demand minimal PCB area and thin form factors. The M24C64S-FCU6T/T WLCSP package occupies under 2 mm² compared to roughly 20 mm² for an 8-pin DIP equivalent, reducing board area by 90%. Its 64-Kbit capacity covers user profile storage and 8192 activity log entries, while the 2-wire I2C interface requires no extra bus components.
How does the synchronous operating mode of the M24C64S-FCU6T/T benefit data integrity in embedded systems?
The M24C64S-FCU6T/T operates in synchronous mode, meaning all read and write transactions are clocked by the I2C SCL line at frequencies up to 400 kHz (Fast Mode) or 1 MHz (Fast Mode Plus). This clocked operation ensures deterministic data transfer timing, prevents data corruption from bus glitches, and simplifies firmware design compared to asynchronous memory interfaces.
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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 |
|---|---|---|
| 20000+ | $0.1740 | $3480.40 |
| 40000+ | $0.1713 | $6852.80 |
| 80000+ | $0.1686 | $13490.40 |
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