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Microchip 4 kB EEPROM 250 ns 8-Pin SOIC SPI Memory 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
- Memory size of 4 kilobytes with 256 x 16-bit word organization.
- Operates within 4.5 to 5.5 volts supply voltage.
- Fast maximum random access time of 250 nanoseconds.
- Wide operating temperature range from -40°C to 85°C suitable for industrial applications.
- Surface mount package type SOIC with 8 pins for easy PCB integration.
- Data retention exceeds 200 years ensuring long-term reliability.
- Supports more than one million erase/write cycles for extended endurance.
- Compliant with RoHS environmental standards.
Product Description
Microchip 93C66B-I/SN is a 4 kB EEPROM memory module with a 250 ns maximum random access speed, housed in an 8-pin SOIC surface-mount package. Operating on a voltage range of 4.5 V to 5.5 V, this SPI interface memory chip is engineered for high reliability in demanding applications across consumer, industrial, and automotive sectors.
The memory organization is 256 words of 16 bits each, providing 4 kilobytes of non-volatile storage designed to retain data for over 200 years. The device supports upwards of one million erase/write cycles, offering durability and endurance for extended use.
The operating temperature range extends from -40°C to 85°C, making it suitable for varied environmental conditions. Its compact dimensions of approximately 4.9 mm length, 3.9 mm width, and 1.5 mm height allow easy integration into densely populated PCBs.
This EEPROM device is RoHS compliant, ensuring environmental safety, and it is qualified for automotive applications though it is not an automotive standard device by itself. The SOIC package type facilitates efficient surface mounting.
Factory programming services are available to customers to reduce setup times. This EEPROM is ideal for industrial control systems, automotive electronics, and consumer devices where non-volatile storage is essential for retaining configuration or calibration data.
Memory size of 4 kilobytes with 256 x 16-bit words. SPI interface for fast and reliable communication. Supports more than one million erase/write cycles. Data retention of 200 years for long-term storage. Wide temperature range from -40°C to 85°C.
Compact 8-pin SOIC package for surface mounting. Operates on voltage range 4.5 to 5.5 volts. RoHS compliant and environmentally safe. Optimized for consumer, industrial, and automotive use. Factory programming available upon request.
Explore more Microchip semiconductor solutions and EEPROM memory devices in the Electronics & Electricals category at EnvMart.
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Frequently Asked Questions
The maximum random access time of this EEPROM is 250 nanoseconds.
It operates within a supply voltage range of 4.5 to 5.5 volts.
The memory size is 4 kilobytes, organized as 256 words of 16 bits each.
The dimensions are approximately 4.9 mm in length, 3.9 mm in width, and 1.5 mm in height.
It has a wide operating temperature range from -40°C to 85°C.
It supports more than one million erase/write cycles, offering extended endurance.
Yes, it is compliant with RoHS environmental standards.
This model comes in a surface mount package type SOIC with 8 pins.
It uses an SPI interface for fast and reliable communication.
It has a data retention capability that exceeds 200 years, ensuring long-term reliability.
It is suitable for consumer, industrial, and automotive applications where non-volatile storage is essential.
Yes, factory programming services are available to reduce setup times for customers.
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