Part Number
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M27256 |
Manufacturer
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STMicroelectronics |
Description
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NMOS 256K 32K x 8 UV EPROM |
Published
|
Apr 1, 2005 |
Detailed Description
|
M27256
NMOS 256K (32K x 8) UV EPROM
FAST ACCESS TIME: 170ns EXTENDED TEMPERATURE RANGE SINGLE 5V SUPPLY VOLTAGE LOW STAN...
|
Datasheet
|
M27256
|
Overview
M27256
NMOS 256K (32K x 8) UV EPROM
FAST ACCESS TIME: 170ns EXTENDED TEMPERATURE RANGE SINGLE 5V SUPPLY VOLTAGE LOW STANDBY CURRENT: 40mA max TTL COMPATIBLE DURING READ and PROGRAM FAST PROGRAMMING ALGORITHM ELECTRONIC SIGNATURE PROGRAMMING VOLTAGE: 12V
28
1
FDIP28W (F)
DESCRIPTION The M27256 is a 262,144 bit UV erasable and electrically programmable memory EPROM.
It is organized as 32.
768 words by 8 bits.
The M27256 is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package.
The transparent lid allows the user to expose the chip to ultraviolet light to erase the bit pattern.
A new pattern can then be written to the device by following the programming procedure.
Figure 1.
Logic ...
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