93AA66A-I/MS Microchip Integrated Circuit (Small Outline Packages) In Stock
The 93AA66A-I/MS is a Microchip 4Kbit (512x8) serial EEPROM operating at 1.8V with a 1MHz SPI interface in an MSOP-8 package. It delivers 1 million write/erase cycle endurance and 200-year minimum data retention for reliable non-volatile storage. Available from authorized distributors with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- 93AA66A-I/MS Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.3216(MOQ 10)
- 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 93AA66A-I/MS?
- 4096-bit (4Kbit) EEPROM organized as 512x8, ideal for storing configuration parameters and calibration data in embedded designs
- 1.8V operation enabling use in ultra-low-power microcontroller systems and battery-powered IoT devices
- 1,000,000 write/erase cycle endurance providing exceptional long-term reliability in frequently updated storage applications
- MSOP-8 surface-mount package with 200-year minimum data retention supporting compact, long-life product designs
What is 93AA66A-I/MS used for?
The 93AA66A-I/MS is well suited for storing calibration coefficients, user preferences, and system configuration data in low-power embedded systems such as wearable devices, smart meters, and industrial sensors. Its 1.8V supply voltage and SPI interface make it ideal for integration with low-voltage microcontrollers and SoCs in battery-powered IoT applications. The device's 1 million endurance cycles also support data logging and adaptive parameter storage in automotive and consumer electronics designs.
What are the specifications of 93AA66A-I/MS?
| Pbfree Code | Yes |
| Manufacturer Package Code | MSOP-8 |
| Factory Lead Time | 23Weeks |
| YTEOL | 8 |
| Clock Frequency-Max (fCLK) | 1MHz |
| Data Retention Time-Min | 200 |
| Endurance | 1000000 Write/Erase Cycles |
| JESD-30 Code | S-PDSO-G8 |
| 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 | TOTEM POLE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP8,.19 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Parallel/Serial | SERIAL |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Ready/Busy | YES |
| Reverse Pinout | NO |
| Screening Level | TS 16949 |
| Serial Bus Type | MICROWIRE |
| Standby Current-Max | 0.000001A |
| Supply Current-Max | 0.002mA |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 1.8V |
| 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 |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Toggle Bit | YES |
| Write Cycle Time-Max (tWC) | 6ms |
| Write Protection | SOFTWARE |
| 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 |
Where can I find the 93AA66A-I/MS datasheet?
93AA66A-I/MS Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for 93AA66A-I/MS?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the memory capacity of the 93AA66A-I/MS?
The 93AA66A-I/MS provides 4096 bits of EEPROM storage organized as 512 bytes (512x8), suitable for storing configuration tables, calibration data, and small persistent datasets in microcontroller-based embedded systems.
What supply voltage does the 93AA66A-I/MS require?
The 93AA66A-I/MS operates at 1.8V, making it compatible with modern low-voltage microcontrollers and SoCs. This low supply voltage also minimizes power consumption in battery-powered and energy-harvesting applications.
How many write/erase cycles does the 93AA66A-I/MS support?
The 93AA66A-I/MS supports up to 1,000,000 write/erase cycles, ensuring reliable operation in systems with frequent data updates such as usage counters, event logging, and adaptive calibration applications.
What package and interface does the 93AA66A-I/MS use?
The 93AA66A-I/MS comes in an MSOP-8 surface-mount package and uses a 3-wire SPI-compatible serial interface with a maximum clock frequency of 1MHz, enabling easy integration with nearly any embedded microcontroller platform.
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More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 10+ | $0.4400 | $4.40 |
| 25+ | $0.4100 | $10.25 |
| 100+ | $0.3600 | $36.00 |
| 1000+ | $0.3500 | $350.00 |
| 4000+ | $0.3233 | $1293.20 |
| 8000+ | $0.3216 | $2573.12 |
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