Microchip AT93C66B-SSHM-T, 256kbit EEPROM Memory Chip, 1000ns 8-Pin SOIC-8 Serial-SPI
- RS Stock No.:
- 197-5852P
- Mfr. Part No.:
- AT93C66B-SSHM-T
- Brand:
- Microchip
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Subtotal 1000 units (supplied on a reel)*
$529.00
(exc. GST)
$608.00
(inc. GST)
FREE delivery for orders over $60.00 ex GST
In Stock
- Plus 3,300 unit(s) shipping from 08 December 2025
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Units | Per unit |
|---|---|
| 1000 - 1950 | $0.529 |
| 2000 + | $0.522 |
*price indicative
- RS Stock No.:
- 197-5852P
- Mfr. Part No.:
- AT93C66B-SSHM-T
- Brand:
- Microchip
Specifications
Technical data sheets
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Microchip | |
| Memory Size | 256kbit | |
| Interface Type | Serial-SPI | |
| Package Type | SOIC-8 | |
| Mounting Type | Surface Mount | |
| Pin Count | 8 | |
| Organisation | 512 x 8 bit | |
| Minimum Operating Supply Voltage | 1.7 V | |
| Maximum Operating Supply Voltage | 5.5 V | |
| Programming Voltage | 1.7 → 5.5V | |
| Number of Bits per Word | 8bit | |
| Dimensions | 4.9 x 3.9 x 1.5mm | |
| Maximum Operating Temperature | +85 °C | |
| Maximum Random Access Time | 1000ns | |
| Number of Words | 512 | |
| Minimum Operating Temperature | -40 °C | |
| Data Retention | 100yr | |
| Select all | ||
|---|---|---|
Brand Microchip | ||
Memory Size 256kbit | ||
Interface Type Serial-SPI | ||
Package Type SOIC-8 | ||
Mounting Type Surface Mount | ||
Pin Count 8 | ||
Organisation 512 x 8 bit | ||
Minimum Operating Supply Voltage 1.7 V | ||
Maximum Operating Supply Voltage 5.5 V | ||
Programming Voltage 1.7 → 5.5V | ||
Number of Bits per Word 8bit | ||
Dimensions 4.9 x 3.9 x 1.5mm | ||
Maximum Operating Temperature +85 °C | ||
Maximum Random Access Time 1000ns | ||
Number of Words 512 | ||
Minimum Operating Temperature -40 °C | ||
Data Retention 100yr | ||
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
Sequential read modes
2MHz clock rate (5V)
3-wire serial interface
Self-timed write cycle within 5 ms maximum
High reliability