Microchip AT93C66B-SSHM-T, 256 kB EEPROM, 1000 ns 8-Pin SOIC Serial-SPI
- RS Stock No.:
- 197-5852P
- Mfr. Part No.:
- AT93C66B-SSHM-T
- Brand:
- Microchip
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Subtotal 100 units (supplied on a continuous strip)*
£20.80
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£25.00
(inc. VAT)
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In Stock
- Plus 2,100 unit(s) shipping from 18 May 2026
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Units | Per unit |
|---|---|
| 100 - 200 | £0.208 |
| 250 - 450 | £0.204 |
| 500 + | £0.199 |
*price indicative
- RS Stock No.:
- 197-5852P
- Mfr. Part No.:
- AT93C66B-SSHM-T
- 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 | 256kB | |
| Product Type | EEPROM | |
| Interface Type | Serial-SPI | |
| Package Type | SOIC | |
| Mount Type | Surface | |
| Pin Count | 8 | |
| Maximum Clock Frequency | 2MHz | |
| Minimum Supply Voltage | 1.7V | |
| Number of Bits per Word | 8 | |
| Maximum Supply Voltage | 5.5V | |
| Minimum Operating Temperature | -40°C | |
| Maximum Operating Temperature | 85°C | |
| Length | 4.9mm | |
| Height | 1.75mm | |
| Series | AT93C56B/66B | |
| Standards/Approvals | No | |
| Maximum Random Access Time | 1000ns | |
| Supply Current | 2mA | |
| Data Retention | 100year | |
| Number of Words | 128256 | |
| Automotive Standard | AEC-Q100 | |
| Select all | ||
|---|---|---|
Brand Microchip | ||
Memory Size 256kB | ||
Product Type EEPROM | ||
Interface Type Serial-SPI | ||
Package Type SOIC | ||
Mount Type Surface | ||
Pin Count 8 | ||
Maximum Clock Frequency 2MHz | ||
Minimum Supply Voltage 1.7V | ||
Number of Bits per Word 8 | ||
Maximum Supply Voltage 5.5V | ||
Minimum Operating Temperature -40°C | ||
Maximum Operating Temperature 85°C | ||
Length 4.9mm | ||
Height 1.75mm | ||
Series AT93C56B/66B | ||
Standards/Approvals No | ||
Maximum Random Access Time 1000ns | ||
Supply Current 2mA | ||
Data Retention 100year | ||
Number of Words 128256 | ||
Automotive Standard AEC-Q100 | ||
The Microchip AT93C66B series EEPROM is a 3 wire 4Kbit serial read only EEPROM. The device is optimized for use in many industrial and commercial applications where low‑power and low‑voltage operation are essential. It operates from 1.7V to 5.5V.
Industrial temperature range is -40°C to +85°C
Sequential read modes
2MHz clock rate (5V)
3-wire serial interface
Self-timed write cycle within 5 ms maximum
High reliability