Microchip, 256 kB EEPROM, 80 ns 8-Pin SOIC Serial-SPI
- RS Stock No.:
- 197-5839P
- Mfr. Part No.:
- AT25256B-SSHL-T
- Brand:
- Microchip
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Subtotal 1000 units (supplied on a reel)*
$1,959.00
(exc. VAT)
$2,253.00
(inc. VAT)
FREE delivery for orders over $60.00 ex GST
In Stock
- Plus 7,500 unit(s) shipping from 15 December 2025
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Units | Per unit |
|---|---|
| 1000 - 1990 | $1.959 |
| 2000 + | $1.924 |
*price indicative
- RS Stock No.:
- 197-5839P
- Mfr. Part No.:
- AT25256B-SSHL-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 | |
| Organisation | 256 kB | |
| Maximum Clock Frequency | 20MHz | |
| Minimum Supply Voltage | 1.8V | |
| Number of Bits per Word | 8 | |
| Maximum Supply Voltage | 5.5V | |
| Minimum Operating Temperature | -40°C | |
| Maximum Operating Temperature | 85°C | |
| Standards/Approvals | No | |
| Width | 6 mm | |
| Series | AT25256B | |
| Length | 4.9mm | |
| Maximum Random Access Time | 80ns | |
| Automotive Standard | No | |
| Data Retention | 100year | |
| Supply Current | 10mA | |
| Number of Words | 1638432768 | |
| Select all | ||
|---|---|---|
Brand Microchip | ||
Memory Size 256kB | ||
Product Type EEPROM | ||
Interface Type Serial-SPI | ||
Package Type SOIC | ||
Mount Type Surface | ||
Pin Count 8 | ||
Organisation 256 kB | ||
Maximum Clock Frequency 20MHz | ||
Minimum Supply Voltage 1.8V | ||
Number of Bits per Word 8 | ||
Maximum Supply Voltage 5.5V | ||
Minimum Operating Temperature -40°C | ||
Maximum Operating Temperature 85°C | ||
Standards/Approvals No | ||
Width 6 mm | ||
Series AT25256B | ||
Length 4.9mm | ||
Maximum Random Access Time 80ns | ||
Automotive Standard No | ||
Data Retention 100year | ||
Supply Current 10mA | ||
Number of Words 1638432768 | ||
The Microchip AT25256B series EEPROM is a serial peripheral interface (SPI) compatible 256Kbit 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.
Industrial temperature range is -40°C to +85°C
Write-protect(WP) pin and write disable instructions for both hardware and software data protection
64-byte page write mode
Self-timed write cycle within 5 ms maximum
High reliability