24AA025-I/P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
Microchip 24AA025-I/P is a 2 Kbit I2C serial EEPROM with 400 kHz clock support and 1,000,000 write/erase cycle endurance. Data retention is guaranteed for a minimum of 200 years, and the device uses the standard I2C control byte 1010DDDR for addressing. Available in an 8-pin DIP package with an 8-week factory lead time.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- 24AA025-I/P Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.3281(MOQ 25)
- 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 24AA025-I/P?
- 2 Kbit I2C EEPROM with 400 kHz Fast Mode support for rapid serial data access
- 1,000,000 write/erase cycle endurance ensuring long operational lifetime in high-update applications
- Minimum 200-year data retention rating for reliable non-volatile storage across extreme temperature ranges
- 8-pin DIP package with standard I2C address byte (1010DDDR) supporting up to 8 devices on one bus
What is 24AA025-I/P used for?
24AA025-I/P is used in embedded systems requiring small-capacity non-volatile configuration or calibration storage accessible over the I2C bus at up to 400 kHz. Industrial sensors, smart meters, and consumer appliances store factory calibration coefficients and operating parameters in its 2 Kbit memory space across the product lifecycle. Its DIP-8 package suits prototyping environments and low-volume production designs where through-hole assembly is preferred.
What are the specifications of 24AA025-I/P?
| Pbfree Code | Yes |
| Manufacturer Package Code | PDIP-8 |
| Factory Lead Time | 8Weeks |
| YTEOL | 9 |
| Clock Frequency-Max (fCLK) | 0.4MHz |
| Data Retention Time-Min | 200 |
| Endurance | 1000000 Write/Erase Cycles |
| I2C Control Byte | 1010DDDR |
| JESD-30 Code | R-PDIP-T8 |
| JESD-609 Code | e3 |
| Memory Density | 2048bit |
| Memory IC Type | EEPROM |
| Memory Width | 8 |
| Number of Functions | 1 |
| Number of Ports | 1 |
| Number of Words | 256words |
| Number of Words Code | 256 |
| Operating Mode | SYNCHRONOUS |
| Organization | 256X8 |
| Output Characteristics | OPEN-DRAIN |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP8,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Parallel/Serial | SERIAL |
| Programming Voltage | 2.5V |
| Qualification Status | Not Qualified |
| Screening Level | TS 16949 |
| Serial Bus Type | I2C |
| Standby Current-Max | 0.000001A |
| Supply Current-Max | 0.003mA |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 1.7V |
| Supply Voltage-Nom (Vsup) | 2.5V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Write Cycle Time-Max (tWC) | 5ms |
| Write Protection | HARDWARE |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.32.00.51 |
| Country of Origin | Thailand |
Where can I find the 24AA025-I/P datasheet?
24AA025-I/P Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for 24AA025-I/P?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How many write cycles can the 24AA025-I/P endure, and what does this mean for firmware update applications?
The 24AA025-I/P is rated for 1,000,000 write/erase cycles per byte location. For a device updating its configuration once per hour, this translates to over 114 years of continuous operation before endurance is exhausted. Firmware applications that log data frequently should implement wear-leveling algorithms to distribute writes evenly across the 2 Kbit memory space, ensuring the EEPROM outlasts the product's service life.
What I2C clock frequency does 24AA025-I/P support, and how many devices can share the same I2C bus?
The 24AA025-I/P supports I2C clock frequencies up to 400 kHz, compatible with Fast Mode I2C controllers. Using the 3 address bits (DDD) in the control byte 1010DDDR, up to 8 devices can coexist on the same I2C bus simultaneously without address conflicts. This allows a single bus master to address up to 16 Kbits of total EEPROM across 8 24AA025 devices in multi-node configurations.
How long will stored data remain valid in 24AA025-I/P without power, and what environments is this suitable for?
Microchip specifies a minimum data retention of 200 years for 24AA025-I/P, which means stored calibration values, serial numbers, or configuration bytes will remain valid far beyond any realistic product lifetime. This makes it suitable for industrial equipment, medical devices, and utility meters deployed in the field for 10 to 30 years, where data must be preserved through power outages and extended storage at temperatures across the full industrial range.
Why choose a DIP-8 packaged 24AA025-I/P for a new design when SMD alternatives exist?
The 8-pin DIP package of 24AA025-I/P is preferred during rapid prototyping because it plugs directly into breadboards and through-hole DIP sockets without soldering. For low-volume production runs or field-replaceable memory modules in industrial controllers, through-hole assembly provides more robust solder joints under mechanical vibration. The 400 kHz I2C interface and 2 Kbit capacity remain identical to the SOIC surface-mount variant, making a later PCB transition straightforward.
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| 25+ | $0.4460 | $11.15 |
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| 960+ | $0.4000 | $384.00 |
| 1000+ | $0.3900 | $390.00 |
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| 7680+ | $0.3281 | $2519.81 |
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