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Microchip 4 kB SPI EEPROM 250 ns 8-Pin SOIC 4.5-5.5 V 93C66B-I/SN
Specifications
| Country of Origin | India |
|---|---|
| Brand | Microchip |
| Height | 1.5mm |
| Length | 4.9mm |
| Model | 93C66B-I/SN |
| Width | 3.9mm |
| Mount Type | Surface |
| Series | 93C66B |
| Maximum Operating Temperature | 85°C |
| Package Type | SOIC |
| Minimum Operating Temperature | -40°C |
| Memory size | 4kB |
| Interface Type | SPI |
| Standards/Approvals | RoHS |
| Pin Count | 8 |
| Maximum Supply Voltage | 5.5V |
| Minimum Supply Voltage | 4.5V |
| Organisation | 256 x 16 bit |
| Number of Bits per Word | 16 |
| Maximum Random Access Time | 250ns |
| Number of Words | 256 |
Key Features
- Offers 4 kB memory size with 16-bit organization totaling 256 words.
- Operates on a 4.5 to 5.5 V supply voltage range.
- Surface mount type with standard SOIC 8-pin package dimensions.
- Guaranteed data retention of 200 years and over 1 million erase/write cycles.
- Temperature range from -40°C to 85°C suitable for industrial use.
- Compliant with RoHS standards and optimized for consumer, industrial, and automotive applications.
- Provides software write-protection features.
- Maximum random access time of 250 nanoseconds for quick memory access.
Product Description
Microchip 93C66B-I/SN is a 4 kB EEPROM with SPI interface and a 250 ns maximum random access time, housed in an 8-Pin SOIC surface mount package. It operates reliably within a 4.5 to 5.5 V supply voltage range, providing robust and non-volatile memory storage solutions for consumer electronics, industrial equipment, and automotive systems.
This EEPROM features a dedicated 16-bit memory organization with 256 words of 16 bits each to store data efficiently. It offers an extended data retention period of more than 200 years along with endurance of more than one million erase/write cycles, ensuring long-term reliability for critical applications.
The device is compliant with RoHS standards and designed for Grade 1 temperature operation ranging from -40°C up to 85°C. Its compact form factor with dimensions of 4.9 mm length, 3.9 mm width, and 1.5 mm height makes it suitable for high-density circuit boards.
Other notable features include software write-protection to secure memory content against accidental writes, and optimized performance for automotive applications, although the automotive standard certification is not applicable for this model.
This EEPROM is ideal for use in embedded systems, control units, instrumentation, data logging, and wherever non-volatile serial memory with reliable longevity and fast access is required.
Offers 4 kB memory size with 16-bit organization totaling 256 words. Operating voltage 4.5 to 5.5 V DC with SPI interface. 8-Pin SOIC package for surface mount technology. Data retention exceeding 200 years and over 1 million erase/write cycles.
Operating temperature range from -40°C to 85°C complying with industrial grade. Compliant with RoHS environmental standards. Software write-protection capability for data security. 250 nanosecond maximum random access time for fast data retrieval.
Compact dimension fitting with industry standard SOIC footprint. Explore our wide range of electronic components including semiconductor memory chips and connect with EnvMart for reliable industrial and consumer solutions.
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Frequently Asked Questions
It offers a memory size of 4 kB with a 16-bit organization totaling 256 words.
The maximum random access time is 250 nanoseconds, allowing for quick memory access.
It operates within a supply voltage range of 4.5 to 5.5 V.
The dimensions are 4.9 mm in length, 3.9 mm in width, and 1.5 mm in height.
It comes in an 8-Pin SOIC surface mount package.
It has an operating temperature range from -40°C to 85°C, suitable for industrial applications.
It can endure over 1 million erase/write cycles, ensuring long-term reliability.
Yes, it is compliant with RoHS environmental standards.
It provides software write-protection features to secure memory content against accidental writes.
The memory is organized as 256 words of 16 bits each.
It is optimized for consumer, industrial, and automotive applications, particularly in embedded systems and data logging.
The country of origin for this EEPROM is India.
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