Microchip, 256 kB EEPROM, 1000 ns 8-Pin SOIC Serial-SPI
- RS Stock No.:
- 197-5851
- Mfr. Part No.:
- AT93C66B-SSHM-T
- Manufacturer:
- Microchip
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Subtotal (1 reel of 4000 units)*
MYR6,496.00
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- Shipping from 26 January 2026
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Units | Per Unit | Per Reel* |
|---|---|---|
| 4000 + | MYR1.624 | MYR6,496.00 |
*price indicative
- RS Stock No.:
- 197-5851
- Mfr. Part No.:
- AT93C66B-SSHM-T
- Manufacturer:
- 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 | |
| Product Type | EEPROM | |
| Memory Size | 256kB | |
| Interface Type | Serial-SPI | |
| Package Type | SOIC | |
| Mount Type | Surface | |
| Pin Count | 8 | |
| Organisation | 512 x 8/256 x 16 Bit | |
| Maximum Clock Frequency | 2MHz | |
| Minimum Supply Voltage | 1.7V | |
| Maximum Supply Voltage | 5.5V | |
| Number of Bits per Word | 8 | |
| Minimum Operating Temperature | -40°C | |
| Maximum Operating Temperature | 85°C | |
| Length | 4.9mm | |
| Height | 1.75mm | |
| Series | AT93C56B/66B | |
| Width | 6 mm | |
| Standards/Approvals | No | |
| Number of Words | 128256 | |
| Automotive Standard | AEC-Q100 | |
| Data Retention | 100year | |
| Supply Current | 2mA | |
| Maximum Random Access Time | 1000ns | |
| Select all | ||
|---|---|---|
Brand Microchip | ||
Product Type EEPROM | ||
Memory Size 256kB | ||
Interface Type Serial-SPI | ||
Package Type SOIC | ||
Mount Type Surface | ||
Pin Count 8 | ||
Organisation 512 x 8/256 x 16 Bit | ||
Maximum Clock Frequency 2MHz | ||
Minimum Supply Voltage 1.7V | ||
Maximum Supply Voltage 5.5V | ||
Number of Bits per Word 8 | ||
Minimum Operating Temperature -40°C | ||
Maximum Operating Temperature 85°C | ||
Length 4.9mm | ||
Height 1.75mm | ||
Series AT93C56B/66B | ||
Width 6 mm | ||
Standards/Approvals No | ||
Number of Words 128256 | ||
Automotive Standard AEC-Q100 | ||
Data Retention 100year | ||
Supply Current 2mA | ||
Maximum Random Access Time 1000ns | ||
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
Related links
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