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

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Subtotal (1 pack of 2 units)*

SGD32.79

(exc. GST)

SGD35.742

(inc. GST)

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  • Plus 248 unit(s) shipping from 25 February 2026
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2 +SGD16.395SGD32.79

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Packaging Options:
RS Stock No.:
127-6546
Distrelec Article No.:
304-30-568
Mfr. Part No.:
AT27C040-70PU
Manufacturer:
Microchip
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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

Pin Count

32

Maximum Supply Voltage

5.5V

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

85°C

Width

13.9 mm

Length

42.2mm

Standards/Approvals

No

Height

4.8mm

Number of Words

512K

Automotive Standard

No

Number of Bits per Word

8

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.

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