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bit density - technical definition
- The number of bits transmitted per second (bps). See also bps.
- The number of bits per unit of length or area in a data storage medium such as a disk or magnetic tape.
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The number of bits that can be stored within a given physical area. See bpi.
A Memory Bit
This is one storage cell in an earlier 16-megabit DRAM memory chip. Although minuscule in overall capacity compared to today's memory, there were 16,777,216 of these cells in the chip, which was only a quarter of an inch square. (Image courtesy of International Business Machines Corporation. Unauthorized use not permitted.)
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