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AT28HC256F-70PI on a board, in 3D

AT28HC256F-70PI

Microchip Technology

-40℃~+85℃ 10 years 10000 times 256Kbit 3ms 4.5V~5.5V 60mA 70ns 80mA Hardware write protection function、Software write protection function、Built-in error correction code (ECC) function Parallel Port (Parallel) PDIP-28 EEPROM

Extended
DatasheetJLCPCBLCSCmicrochip/AT28HC256F-70PI
Category
EEPROM
Package
PDIP-28
Pins
5

Overview

The AT28HC256F-70PI is an EEPROM made by Microchip Technology in a PDIP-28 package with 28 pins. -40℃~+85℃ 10 years 10000 times 256Kbit 3ms 4.5V~5.5V 60mA 70ns 80mA Hardware write protection function、Software write protection function、Built-in error correction code (ECC) function Parallel Port (Parallel) PDIP-28 EEPROM.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:AT28C256F-15PC, from EasyEDA) and its footprint (Package_DIP:DIP-28_W8.89mm_SMDSocket_LongPads, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C19382678).

Symbol

A141A122A73A64A55A46A37A28A19A010I/O011I/O112I/O213GND14I/O315I/O416I/O517I/O618I/O719CE#20A1021OE#22A1123A924A825A1326WE#27VCC28
EasyEDA_Cloud:AT28C256F-15PCFrom EasyEDA

Footprint

12345678910111213141516171819202122232425262728
Package_DIP:DIP-28_W8.89mm_SMDSocket_LongPadsFrom KiCad's library

Parameters

11
Access Time
70ns
Data Retention - TDR (Year)
10 years
Features
Hardware write protection function, Software write protection function, Built-in error correction code (ECC) function
Interface
Parallel Port (Parallel)
Memory Size
256Kbit
Operating Current
80mA
Operating Temperature
-40℃~+85℃
Standby Current
60mA
Voltage - Supply
4.5V~5.5V
Write Cycle Endurance
10000 times
Write Cycle Time(Tw)
3ms

Order codes

1

Pinout

28
The pins of the AT28HC256F-70PI
PinNameType
1A14Unspecified
2A12Unspecified
3A7Unspecified
4A6Unspecified
5A5Unspecified
6A4Unspecified
7A3Unspecified
8A2Unspecified
9A1Unspecified
10A0Unspecified
11I/O0Unspecified
12I/O1Unspecified
13I/O2Unspecified
14GNDUnspecified
15I/O3Unspecified
16I/O4Unspecified
17I/O5Unspecified
18I/O6Unspecified
19I/O7Unspecified
20CE#Unspecified
21A10Unspecified
22OE#Unspecified
23A11Unspecified
24A9Unspecified
25A8Unspecified
26A13Unspecified
27WE#Unspecified
28VCCUnspecified

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Questions

Is there a KiCad symbol and footprint for the AT28HC256F-70PI?

Yes. The symbol is EasyEDA_Cloud:AT28C256F-15PC and the footprint Package_DIP:DIP-28_W8.89mm_SMDSocket_LongPads, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the AT28HC256F-70PI?

PDIP-28, with 28 pins. Its footprint is drawn on this page.

Where is the AT28HC256F-70PI datasheet?

Microchip Technology publishes it: the Datasheet link on this page opens it.

Where can I order the AT28HC256F-70PI?

JLCPCB lists it as part C19382678, with 0 in stock; the sellers' links on this page open their listings.

What can replace the AT28HC256F-70PI?

Parts like it in the library: the AT28C256-15PU by Microchip Technology, the AT28C17-15PI by Microchip Technology, the AT28C256F-15PC by Microchip Technology and the AT28C64-15PC by Microchip Technology. Check their datasheets: a part that fits the footprint may still differ in its ratings.

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