M27C256B-12N1TR STMicroelectronics, M27C256B-12N1TR Datasheet - Page 2

• Manufacturer Part Number: M27C256B-12N1TR
• Description: 256 Kbit (32Kb x 8) UV EPROM and OTP EPROM
• Manufacturer: STMicroelectronics

Warning: NC = Not Connected, DU = Dont’t Use.
DEVICE OPERATION
The operating modes of the M27C256B are listed
in the Operating Modes. A single power supply is
requiredin the read mode. All inputs are TTL levels