- programmed, an
EPROM can be
erased by
exposing it to
strong ultraviolet (UV)
light source (such as from a mercury-vapor lamp).
EPROMs are
easily recognizable...
-
erase cycles before the
insulation is
permanently damaged. In the
earliest EPROMs, this
might occur after as few as 1,000
write cycles,
while in
modern Flash...
- damage.
Erasing an
EPROM with a UV
eraser takes a
considerable time, and so it was also
common for a
developer to have
several EPROMs in
circulation at...
-
usually of
identical type as the
EPROM, but the chip
package had no
quartz window;
because there was no way to
expose the
EPROM to
ultraviolet light, it could...
-
emission (more
commonly known in the
industry as "Fowler–Nordheim tunneling").
EPROMs can't be
erased electrically and are
programmed by hot-carrier injection...
- for microcontrollers, and
other devices,
containing EPROM memory.
Windowed CERDIP-packaged
EPROMs were used for the BIOS ROM of many
early IBM PC clones...
-
their erasable counterparts EPROMs. A
significant variety of
encoding formats were
developed for use in
computer and ROM/
EPROM data transfer.
Encoding formats...
- An
EPROM is an
erasable ROM that can be
changed more than once. However,
writing new data to an
EPROM requires a
special programmer circuit.
EPROMs have...
- systems. The
Bytesaver had
sockets for 8 UV-erasable
EPROMs providing up to 8
Kbytes of storage. The
EPROMs could be
programmed by the Bytesaver, or read as...
- KIM and SYM systems),
capable of
holding either 8 × 2732 or 16 × 2716
EPROMs; and a 32K RAM
board featuring two 16K
banks of 4116
dynamic RAM, again...
