封装/外壳：32-LCC（J 形引线） 包装：卷带（TR）剪切带（CT） 描述：IC EPROM 4MBIT PARALLEL 32PLCC 集成电路（IC） 存储器

4,194,304-Bit 512K x 8 High Performance CMOS EPROM

General Description The FM27C040 is a high performance, 4,194,304-bit Electrically Programmable UV Erasable Read Only Memory. It is organized as 512K words of 8 bits each. Its pin-compatibility with byte-wide JEDEC EPROMs enables upgrades through 8 Mbit EPROMs. The “Don’t Care” feature on VPP dur