25LC040AT-I/OT Microchip Integrated Circuit (SOT23 (6-Pin)) In Stock
Microchip 25LC040AT-I/OT is a 4Kbit SPI serial EEPROM organized as 512 x 8 bits, operating at 2.5V to 5.5V with up to 10 MHz clock frequency. Features 1,000,000 write/erase cycles and 200-year data retention. Available in compact SOT-23-6 package, in stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- SOT23 (6-Pin)
- Pin Count
- 6
- Lifecycle
- ACTIVE
- Datasheet
- 25LC040AT-I/OT Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.2400(MOQ 1)
- 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 25LC040AT-I/OT?
- 4Kbit SPI EEPROM with 512x8 organization in ultra-compact SOT-23-6 package
- Wide voltage range 2.5V to 5.5V with up to 10 MHz SPI clock frequency
- 1,000,000 write/erase cycle endurance with 200-year data retention for high reliability
- RoHS compliant (Pb-free) with hardware write protection for data security
What is 25LC040AT-I/OT used for?
The 25LC040AT-I/OT is ideal for storing configuration data, calibration constants, and system parameters in space-constrained embedded systems. It is widely used in consumer electronics, industrial sensors, and IoT devices where nonvolatile memory retention is required across power cycles. Its small SOT-23-6 footprint and low power operation make it suitable for portable and battery-powered applications.
What are the specifications of 25LC040AT-I/OT?
| Pbfree Code | Yes |
| Manufacturer Package Code | SOT-23-6 |
| Factory Lead Time | 6Weeks |
| YTEOL | 8 |
| Clock Frequency-Max (fCLK) | 10MHz |
| Data Retention Time-Min | 200 |
| Endurance | 1000000 Write/Erase Cycles |
| JESD-30 Code | R-PDSO-G6 |
| JESD-609 Code | e3 |
| Memory Density | 4096bit |
| Memory IC Type | EEPROM |
| Memory Width | 8 |
| Number of Functions | 1 |
| Number of Ports | 1 |
| Number of Words | 512words |
| Number of Words Code | 512 |
| Operating Mode | SYNCHRONOUS |
| Organization | 512X8 |
| Output Characteristics | 3-STATE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSOP6,.11,37 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Parallel/Serial | SERIAL |
| Peak Reflow Temperature (Cel) | 260 |
| Programming Voltage | 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) | 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 | 0.95mm |
| Terminal Position | DUAL |
| Write Cycle Time-Max (tWC) | 5ms |
| Write Protection | HARDWARE/SOFTWARE |
| Package | SOT23 (6-Pin) |
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 |
Where can I find the 25LC040AT-I/OT datasheet?
25LC040AT-I/OT Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for 25LC040AT-I/OT?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the maximum clock frequency supported by the 25LC040AT-I/OT?
The 25LC040AT-I/OT supports a maximum SPI clock frequency of 10 MHz, enabling fast data transfers while maintaining low power consumption in embedded applications.
What voltage range does the 25LC040AT-I/OT operate at?
The 25LC040AT-I/OT operates over a wide supply voltage range of 2.5V to 5.5V, making it compatible with both 3.3V and 5V microcontroller systems without level shifting.
How many write/erase cycles does the 25LC040AT-I/OT support?
The 25LC040AT-I/OT is rated for 1,000,000 write/erase cycles per byte, and provides a minimum data retention time of 200 years, making it extremely reliable for long-life applications.
What package is the 25LC040AT-I/OT available in?
The 25LC040AT-I/OT is available in a SOT-23-6 package, a compact 6-pin surface-mount package ideal for space-constrained PCB designs in portable and handheld devices.
Is the 25LC040AT-I/OT RoHS compliant?
Yes, the 25LC040AT-I/OT is fully RoHS compliant and lead-free (Pb-free), meeting JESD-609 code e3 requirements for environmentally responsible manufacturing.
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More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.5130 | $0.51 |
| 4+ | $0.4743 | $1.90 |
| 8+ | $0.4719 | $3.78 |
| 16+ | $0.4559 | $7.29 |
| 3000+ | $0.2400 | $720.00 |
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