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EPROM erasure in transient and total dose gamma environments

Journal Article · · IEEE Trans. Nucl. Sci.; (United States)

Four versions of 32K bit EPROMs from three manufacturers were exposed to transient gamma and total dose radiation environments. At a maximum tested transient level of 3.9X10/sup 9/ rad (Si)/sec, the devices were found to be resistant to erasure. Failures from the total dose exposures occurred at different levels for the four device types. The most susceptible part type failed between 3200 and 4500 rad(Si). The most resistant type failed between 9500 and 11000 rad(Si). These variations in total dose failure threshold are attributed to the floating gate oxide thickness differences between the four versions of this EPROM.

Research Organization:
Northrop Corp., 2301 W. 120th St., Hawthorne, CA 90250
OSTI ID:
6093154
Journal Information:
IEEE Trans. Nucl. Sci.; (United States), Journal Name: IEEE Trans. Nucl. Sci.; (United States) Vol. 29:6; ISSN IETNA
Country of Publication:
United States
Language:
English