Datasheet Summary
Random-Access Memories (RAMs) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ __
CDP1822, CDP1822C
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
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 mon I/O systems
- 3-state data output for bus-oriented systems
- Separate data inputs and outputs
The RCA-CDP1822 and CDP1822C are 256-word...
