CDP1822C

Random-Access Memories (RAMs) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ __ CDP1822, CDP1822C 03 A2 AI AD A5 A6 A7 VSS Dr I 001 012 22 2I 20 19 18 17 16 15 9 I. 10 13 " 12 TOP VIEW Voo O. Riw CSi 00 C52 DO. 014 003 DB 002 92CS-29976 RI CDP1822, CDP1822C TERMINAL ASSIGNMENTS 256-Word by 4-Bit LSI Static Random-Access Memory Features: Low operating current-8 mA at Voo=5 V and cycle time=1 /is Industry standard pinout Two Chip-Select inputs-simple memory expansion Memory retention for standby battery voltage of 2 V min. Output-Disable for common I/O systems 3-state data output for bus-oriented systems Separate data inputs and outputs The RCA-CDP1822 and CDP1822C are 256-word by 4-blt static random-access memories designed for use In memory systems where high speed. low operating current. and simplicity in use are desirable. The CDP1822 features high speed and a wide operating voltage range. Both types have separate data inputs and outputs and utilize single...