Microchip, 256 kB Parallel EEPROM, 150 ns 28-Pin PDIP Serial-2 Wire

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Subtotal 5 units (supplied in a tube)*

R 964,85

(exc. VAT)

R 1 109,60

(inc. VAT)

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  • Plus 6 unit(s) shipping from 13 May 2026
  • Plus 84 unit(s) shipping from 19 May 2026
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Units
Per unit
5 - 9R 192.97
10 - 49R 187.18
50 - 99R 179.69
100 +R 172.50

*price indicative

Packaging Options:
RS stock no.:
127-6570P
Mfr. Part No.:
AT28C256-15PU
Manufacturer:
Microchip
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Brand

Microchip

Product Type

Parallel EEPROM

Memory Size

256kB

Interface Type

Serial-2 Wire

Package Type

PDIP

Mount Type

Through Hole

Pin Count

28

Maximum Clock Frequency

5MHz

Minimum Supply Voltage

4.5V

Maximum Supply Voltage

5.5V

Number of Bits per Word

8

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

85°C

Length

37.34mm

Standards/Approvals

No

Height

4.8mm

Series

AT28C256

Maximum Random Access Time

150ns

Number of Words

32768

Supply Current

50mA

Data Retention

10year

Automotive Standard

No

Electrically Erasable PROM Parallel Access, Microchip


EEPROM (E²PROM) memory is non-volatile RAM that has individual byte addressing for data write, unlike Flash which has to be written/erased in blocks . It does have a limited life in terms of number of write cycles and tends to be used for program storage that is infrequently changed.

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