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IZE4442 データシート PDF ( 特性, スペック, ピン接続図 )

部品番号 IZE4442
部品説明 INTELLIGENT 256-BYTE EEPROM
メーカ Integral
ロゴ Integral ロゴ 

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IZE4442 Datasheet, IZE4442 PDF,ピン配置, 機能
IZE4442
INTELLIGENT 256-BYTE EEPROM WITH WRITE PROTECT FUNCTION
AND PROGRAMMABLE SECURITY CODE (PSC)
Features
256 x 8-bit EEPROM organization
Byte-wise addressing
Irreversible byte-wise write protection of lowest
32 addresses (Byte 0...31)
32 x 1-bit organization of protection memory
Two-wire link protocol
End of processing indicated at data output
Answer-to-Reset ace. to ISO standard 7816-3
Programming time 2.5 ms per byte for both erasing
and writing
Minimum of 104 write/erase cycles1)
Data retention for minimum of ten years1)
Contact configuration and serial interface in accordance
with ISO standard 7816 (synchronous transmission)
Additional Feature of IZE4442
Data can only be changed after entry of the correct 3-byte programmable security code (security memory)
Type
Ordering Code
Package
IZE4442 M2.2
on request
Wire-Bonded Module M2.2
IZE4442 C
on request
Chip
IZE4442 M2.2
on request
Wire-Bonded Module M2.2
IZE4442 C
on request
Chip
1) Values are temperature dependent, for further information please refer to your sales office.
Pin Configuration(top view)
(Card Contacts)Pin Definitions and Functions
Card Contact
Symbol
Function
C1
VCC
Supply voltage
C2 RST
Reset
C3 CLK Clock input
C4
N.C.
Not connected
C5 GND
Ground
C6
N.C.
Not connected
C7 I/O Bi-directional data line
(open drain)
C8
N.C.
Not connected
IZE4442 comes as a M2.2 wire-bonded module for embedding in plastic cards or as a die for customer
packaging.
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