Microchip 4 MB EPROM 32-Pin PDIP, AT27C040-90PU

This image is representative of the product range

Bulk discount available
View bulk pricing options

Subtotal (1 pack of 2 units)*

$38.70

(exc. GST)

$42.56

(inc. GST)

Add to Basket
Select or type quantity

Being discontinued
  • 6 left, ready to ship from another location
  • Final 144 unit(s) shipping from 30 June 2026
Packaging Options:
RS Stock No.:
127-6548
Mfr. Part No.:
AT27C040-90PU
Brand:
Microchip
Find similar products by selecting one or more attributes.
Select all

Brand

Microchip

Memory Size

4MB

Product Type

EPROM

Interface Type

Parallel

Maximum Random Access Time

90ns

Reprogramming Technique

OTP

In System Programmability

No

Mount Type

Through Hole

Package Type

PDIP

Minimum Supply Voltage

4.5V

Pin Count

32

Maximum Supply Voltage

5.5V

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

85°C

Length

42.2mm

Standards/Approvals

No

Height

4.8mm

Number of Words

512K

Number of Bits per Word

8

Automotive Standard

No

Supply Current

100μA

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