Microchip 256 kB EPROM 28-Pin PDIP, AT27C256R-45PU
- RS stock no.:
- 127-6557
- Distrelec Article No.:
- 304-30-571
- Mfr. Part No.:
- AT27C256R-45PU
- Manufacturer:
- Microchip
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Bulk discount available
View bulk pricing optionsSubtotal (1 pack of 5 units)*
R 243,12
(exc. VAT)
R 279,59
(inc. VAT)
FREE delivery for orders over R 1,500.00
In Stock
- 640 unit(s) ready to ship from another location
- Plus 1,190 unit(s) shipping from 09 July 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit | Per Pack* |
|---|---|---|
| 5 - 20 | R 48.624 | R 243.12 |
| 25 - 95 | R 47.408 | R 237.04 |
| 100 - 495 | R 45.986 | R 229.93 |
| 500 - 995 | R 44.146 | R 220.73 |
| 1000 + | R 42.38 | R 211.90 |
*price indicative
- RS stock no.:
- 127-6557
- Distrelec Article No.:
- 304-30-571
- Mfr. Part No.:
- AT27C256R-45PU
- Manufacturer:
- Microchip
Specification
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 | EPROM | |
| Memory Size | 256kB | |
| Organisation | 32K x 8 bit | |
| Interface Type | Parallel | |
| Maximum Random Access Time | 45ns | |
| Reprogramming Technique | OTP | |
| In System Programmability | No | |
| Mount Type | Through Hole | |
| Minimum Supply Voltage | 4.5V | |
| Package Type | PDIP | |
| Maximum Supply Voltage | 5.5V | |
| Pin Count | 28 | |
| Minimum Operating Temperature | -40°C | |
| Maximum Operating Temperature | 85°C | |
| Height | 4.8mm | |
| Length | 37.3mm | |
| Standards/Approvals | No | |
| Width | 13.9mm | |
| Number of Words | 32k | |
| Automotive Standard | No | |
| Supply Current | 100μA | |
| Number of Bits per Word | 8 | |
| Select all | ||
|---|---|---|
Brand Microchip | ||
Product Type EPROM | ||
Memory Size 256kB | ||
Organisation 32K x 8 bit | ||
Interface Type Parallel | ||
Maximum Random Access Time 45ns | ||
Reprogramming Technique OTP | ||
In System Programmability No | ||
Mount Type Through Hole | ||
Minimum Supply Voltage 4.5V | ||
Package Type PDIP | ||
Maximum Supply Voltage 5.5V | ||
Pin Count 28 | ||
Minimum Operating Temperature -40°C | ||
Maximum Operating Temperature 85°C | ||
Height 4.8mm | ||
Length 37.3mm | ||
Standards/Approvals No | ||
Width 13.9mm | ||
Number of Words 32k | ||
Automotive Standard No | ||
Supply Current 100μA | ||
Number of Bits per Word 8 | ||
EPROM (One Time Programmable), Atmel
EPROM OTP (One Time Programmable)
These EPROM (Erasable Programmable Read-Only Memory) devices contain the same chips and are programmed in the same way as their UV-eraseable counterparts. However as the package contains no window, they cannot be erased and re-programmed.
Related links
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