Microchip, 4 kB EEPROM, 250 ns 8-Pin SOIC SPI
- RS Stock No.:
- 236-8800
- Mfr. Part No.:
- 93C66B-I/SN
- Brand:
- Microchip
Subtotal (1 tube of 100 units)*
£24.10
(exc. VAT)
£28.90
(inc. VAT)
FREE delivery for orders over £50.00
Temporarily out of stock
- 900 unit(s) shipping from 30 December 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit | Per Tube* |
|---|---|---|
| 100 + | £0.241 | £24.10 |
*price indicative
- RS Stock No.:
- 236-8800
- Mfr. Part No.:
- 93C66B-I/SN
- Brand:
- Microchip
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Microchip | |
| Memory Size | 4kB | |
| Product Type | EEPROM | |
| Interface Type | SPI | |
| Package Type | SOIC | |
| Mount Type | Surface | |
| Pin Count | 8 | |
| Organisation | 256 x 16 bit | |
| Minimum Supply Voltage | 4.5V | |
| Maximum Supply Voltage | 5.5V | |
| Number of Bits per Word | 16 | |
| Minimum Operating Temperature | -40°C | |
| Maximum Operating Temperature | 85°C | |
| Standards/Approvals | RoHS | |
| Length | 4.9mm | |
| Height | 1.5mm | |
| Width | 3.9 mm | |
| Series | 93C66B | |
| Data Retention | 200year | |
| Number of Words | 256 | |
| Automotive Standard | No | |
| Maximum Random Access Time | 250ns | |
| Select all | ||
|---|---|---|
Brand Microchip | ||
Memory Size 4kB | ||
Product Type EEPROM | ||
Interface Type SPI | ||
Package Type SOIC | ||
Mount Type Surface | ||
Pin Count 8 | ||
Organisation 256 x 16 bit | ||
Minimum Supply Voltage 4.5V | ||
Maximum Supply Voltage 5.5V | ||
Number of Bits per Word 16 | ||
Minimum Operating Temperature -40°C | ||
Maximum Operating Temperature 85°C | ||
Standards/Approvals RoHS | ||
Length 4.9mm | ||
Height 1.5mm | ||
Width 3.9 mm | ||
Series 93C66B | ||
Data Retention 200year | ||
Number of Words 256 | ||
Automotive Standard No | ||
Maximum Random Access Time 250ns | ||
The Microchip 4 Kb microwire 3-wire serial EEPROM with dedicated 16-bit memory organization and a voltage operation range of 4.5 - 5.5 V. It is optimized for use in consumer, industrial, and automotive applications where reliable and dependable non-volatile memory storage is essential.
Software write-protection
More than 1 million erase/write cycles
Data retention > 200 years
Grade 1 temperature range -40 °C to 125 °C
Qualified for automotive applications
Factory programming available
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