IC 7488 Read Only Memory 256 bits 32x8
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IC 7488 Read Only Memory 256 bits 32x8, Read Only Memory - 256 bits (32 Words x 8 Bits) These monolithic TTL custom-programmed read-only memories (ROMs) are particularly attractive for applications requiring medium to large quantities of the same bit pattern. Plug-in replacements can be obtained for most of the popular TTL PROMs. Mask-programmed memories that can replace PROMs Full on-chip decoding and fast chip select simplify system decoding Open-Collector type output Bit organization: 256 Bits, 32 words by 8 bits Typical address times: 22 ns (chip select); 26 ns (address) Applications Microprogramming firmware, firmware loaders Code converters, character generators Translators, emulators Address mapping, look-up tables