24AA32A-I/SN Microchip Integrated Circuit (Small Outline Packages) In Stock
24AA32A-I/SN is a 32Kbit (4K x 8) I2C serial EEPROM from Microchip operating at 1.8V with up to 100kHz clock frequency and 1,000,000 write/erase cycle endurance. Features 200-year data retention and industrial temperature rating in an 8-pin SOIC package. Available in stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- 24AA32A-I/SN 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
Key Features
- 32Kbit (4K x 8) capacity with 1,000,000 write/erase cycle endurance for high-reliability data storage
- Ultra-low 1.8V operating voltage enabling use in battery-powered and low-power microcontroller systems
- I2C 2-wire serial interface with configurable device address via A0/A1 pins for multi-device bus sharing
- 200-year minimum data retention and industrial temperature rating ensuring long-term reliability
Applications
The 24AA32A-I/SN is used in embedded systems for storing configuration data, calibration parameters, and device identifiers in applications such as IoT sensors, wearables, industrial instruments, and automotive modules. Its low 1.8V supply voltage and I2C interface make it an ideal companion to low-power microcontrollers and SoCs requiring non-volatile memory with minimal power consumption. The small 8-pin SOIC package and high endurance rating also make it popular for data logging and firmware parameter storage in consumer electronics.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIC-8 |
| Factory Lead Time | 24Weeks |
| YTEOL | 8 |
| Clock Frequency-Max (fCLK) | 0.1MHz |
| Data Retention Time-Min | 200 |
| Endurance | 1000000 Write/Erase Cycles |
| I2C Control Byte | 1010DDDR |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Memory Density | 32768bit |
| Memory IC Type | EEPROM |
| Memory Width | 8 |
| Number of Functions | 1 |
| Number of Words | 4096words |
| Number of Words Code | 4000 |
| Operating Mode | SYNCHRONOUS |
| Organization | 4KX8 |
| Output Characteristics | OPEN-DRAIN |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Parallel/Serial | SERIAL |
| Peak Reflow Temperature (Cel) | 260 |
| Programming Voltage | 2.5V |
| Qualification Status | Not Qualified |
| 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 | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| 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 | Mainland China, Philippines, Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for 24AA32A-I/SN:
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Frequently Asked Questions
What is the storage capacity and organization of the 24AA32A-I/SN?
The 24AA32A-I/SN provides 32Kbit of EEPROM storage organized as 4,096 x 8 bits (4K bytes). This capacity is sufficient for storing configuration tables, calibration data, device serial numbers, and user preferences in embedded microcontroller applications.
What interface does the 24AA32A-I/SN use and what is its maximum clock frequency?
The 24AA32A-I/SN uses a standard I2C 2-wire serial interface with a maximum clock frequency of 100kHz. Up to eight devices can share the same I2C bus simultaneously by configuring the A0 and A1 address pins with the I2C control byte 1010DDDR.
What is the operating voltage and temperature range of the 24AA32A-I/SN?
The 24AA32A-I/SN operates at 1.8V supply voltage, making it compatible with low-power microcontroller systems and SoCs. The industrial-grade (-I) variant is rated for the extended industrial temperature range, ensuring reliable operation in harsh environments and outdoor equipment.
How durable is the 24AA32A-I/SN and how long does it retain data?
The 24AA32A-I/SN is rated for a minimum of 1,000,000 write/erase cycles per memory location, making it suitable for frequent-update applications. Data retention is guaranteed for a minimum of 200 years under standard conditions, providing long-term reliability for stored configuration and calibration data.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.5200 | $0.52 |
| 10+ | $0.5110 | $5.11 |
| 11+ | $0.4856 | $5.34 |
| 100+ | $0.4500 | $45.00 |
| 500+ | $0.2450 | $122.50 |
| 1500+ | $0.2400 | $360.00 |
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