µPD4016C-1 16K NMOS Static RAM (SRAM) by NEC. Organistion: 2048word x 8-Bit Speed: 100nS Package: 24-pin (wide) DIP Download NEC uPD4016C-1 .pdf datasheet: Status: NOS (New Old Stock) commonly known as simply a D4016C (but not to be confused with the 4000 CMOS logic series 4016 !) Individually tested components: YES (very thorough, 7-pass testing routines) RoHS compliant: no