Microchip AT27C256R-70JU, OTP EPROM Memory 256kbit 32K x 8 bit 70ns, 5V 32-Pin PLCC

  • RS Stock No. 921-4661
  • Mfr. Part No. AT27C256R-70JU
  • Manufacturer Microchip
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): PH
Product Details

EPROM (One Time Programmable), Atmel

EPROM OTP (One Time Programmable)

These EPROM (Erasable Programmable Read-Only Memory) devices contain the same chips and are programmed in the same way as their UV-eraseable counterparts. However as the package contains no window, they cannot be erased and re-programmed.

Attribute Value
Memory Size 256kbit
Organisation 32K x 8 bit
Interface Type Parallel
Maximum Random Access Time 70ns
Programming Voltage 13V
Reprogramming Technique OTP
In System Programmability External
Mounting Type Surface Mount
Package Type PLCC
Pin Count 32
Dimensions 14.1 x 11.51 x 2.79mm
Height 2.79mm
Length 14.1mm
Maximum Operating Supply Voltage 5.5 V
Maximum Operating Temperature +85 °C
Minimum Operating Temperature -40 °C
Minimum Operating Supply Voltage 4.5 V
Typical Operating Supply Voltage 5 V
Width 11.51mm
Discontinued product