Intel 2102
The Intel 2102 (Tek P/N 156-0291-00) is a 1k×1 static RAM in a 16-pin DIP, introduced in 1972.
It is an NMOS part requiring a single +5 V supply.
It has separate data input and output pins. Access time is 500 ns (faster versions were produced later).
Used in
Note
Apparently, Intel used production lot numbers on their chips until 1975/1976 before switching to the usual year/week date codes.