Microchip 4 MB EPROM 32-Pin PDIP, AT27C040-70PU

This image is representative of the product range

Subtotal (1 pack of 2 units)*

$41.21

(exc. GST)

$47.392

(inc. GST)

Add to Basket
Select or type quantity
In Stock
  • 36 unit(s) ready to ship from another location
  • Plus 248 unit(s) shipping from 11 February 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
Per Pack*
2 +$20.605$41.21

*price indicative

Packaging Options:
RS Stock No.:
127-6546
Distrelec Article No.:
304-30-568
Mfr. Part No.:
AT27C040-70PU
Brand:
Microchip
Find similar products by selecting one or more attributes.
Select all

Brand

Microchip

Product Type

EPROM

Memory Size

4MB

Organisation

512 k x 8 Bit

Interface Type

Parallel

Maximum Random Access Time

70ns

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

32

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

85°C

Height

4.8mm

Width

13.9 mm

Length

42.2mm

Standards/Approvals

No

Automotive Standard

No

Number of Bits per Word

8

Number of Words

512K

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