Read-Only Memorle.
(ROM.
) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ __
CDP1831, CDP1831C
MA7 MA6 MA5
MA4 MA3 MA2
MAl MAO BUSO
BUSI BUS2
vss
I 24 p 23
3 22 4 21
5 20 6 19 7 18 ~ 17 9 16 10 15 II 14 12 13
TOP VIEW
Voo
TPA NC CSI CS2
1m!
CEO BUS7 BUSS BUS5 BUS4 BUS3
NC • NO CONNECTION
92CS-27584R2
Terminal Assignment
512-Word X 8-Bit Static Read-Only Memory
Features:
• Compatible with CDP1800 and CD4000-series devices • On-chip address latch • Interfaces with CDP1802 microprocessor without
additional components • Optional programmable location within 64K
memory space • Three-state outputs
Product Preview
The RCA-COP 1831 and COP1831C types are 4096-bit mask-programmable
CMOS read-only memo...