24AA128-I/MS Microchip Integrated Circuit (Small Outline Packages) In Stock
The 24AA128-I/MS is a 128 Kbit I2C serial EEPROM from Microchip in MSOP-8 package, featuring 400 kHz clock, 1 million write/erase cycles, and 200-year data retention. Available from stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- 24AA128-I/MS Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.3900(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 128 Kbit (16 KB) I2C serial EEPROM with up to 400 kHz fast-mode clock frequency
- 1,000,000 write/erase cycle endurance with minimum 200-year data retention
- Ultra-compact MSOP-8 package enabling high-density PCB designs with low power consumption
Applications
The 24AA128-I/MS is ideal for storing configuration data, calibration coefficients, and firmware parameters in embedded systems. It suits industrial sensors, medical devices, and consumer electronics requiring reliable non-volatile memory in space-constrained designs. Its I2C interface simplifies integration with microcontrollers in applications such as smart meters, data loggers, and wearable devices.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | MSOP-8 |
| Factory Lead Time | 13Weeks |
| YTEOL | 8 |
| Clock Frequency-Max (fCLK) | 0.4MHz |
| Data Retention Time-Min | 200 |
| Endurance | 1000000 Write/Erase Cycles |
| I2C Control Byte | 1010DDDR |
| JESD-30 Code | S-PDSO-G8 |
| JESD-609 Code | e3 |
| Memory Density | 131072bit |
| Memory IC Type | EEPROM |
| Memory Width | 8 |
| Number of Functions | 1 |
| Number of Ports | 1 |
| Number of Words | 16384words |
| Number of Words Code | 16000 |
| Operating Mode | SYNCHRONOUS |
| Organization | 16KX8 |
| Output Characteristics | OPEN-DRAIN |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.19 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE |
| Parallel/Serial | SERIAL |
| Peak Reflow Temperature (Cel) | 260 |
| Programming Voltage | 2.5V |
| Qualification Status | Not Qualified |
| Screening Level | AEC-Q100 |
| Serial Bus Type | I2C |
| Standby Current-Max | 0.000005A |
| 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 | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| 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 | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for 24AA128-I/MS:
Frequently Asked Questions
What is the maximum clock frequency supported by the 24AA128-I/MS for fast I2C communication?
The 24AA128-I/MS supports up to 400 kHz clock frequency in fast-mode I2C operation, making it compatible with most modern microcontrollers and enabling efficient data transfers in time-sensitive embedded applications.
How many write/erase cycles can the 24AA128-I/MS endure before reliability degrades?
The 24AA128-I/MS is rated for a minimum of 1,000,000 write/erase cycles per byte, with a data retention specification of at least 200 years, ensuring long-term reliability in industrial and consumer applications.
Which compact PCB designs benefit most from the 24AA128-I/MS MSOP-8 package?
The MSOP-8 package of the 24AA128-I/MS, measuring approximately 3 mm x 3 mm, is well suited for space-constrained designs such as wearables, IoT nodes, and portable medical devices where a 128 Kbit EEPROM is needed in minimal board area.
What I2C address options does the 24AA128-I/MS provide for multi-device bus configurations?
The 24AA128-I/MS uses the control byte format 1010DDDR, where 2 hardware address bits allow up to 4 devices to share the same I2C bus, supporting multi-chip memory expansion up to 512 Kbit total in a single design.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.8520 | $0.85 |
| 100+ | $0.7200 | $72.00 |
| 1000+ | $0.4000 | $400.00 |
| 1500+ | $0.3950 | $592.50 |
| 2000+ | $0.3900 | $780.00 |
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