DRAM 1k x 1: Difference between revisions
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!TAG | !TAG | ||
!NUMBER | !NUMBER | ||
!OUTPUT | |||
!MARKINGS | !MARKINGS | ||
|- | |- | ||
|National Semiconductors || MM || 4261 || MM4261 MM5261 | |National Semiconductors || MM || 4261 || TS || MM4261 MM5261 | ||
|- | |- | ||
|National Semiconductors || MM || 5260 || MM5260 | |National Semiconductors || MM || 5260 || || MM5260 | ||
|- | |- | ||
| || ITT || 1103 || ITT1103 | | || ITT || 1103 || || ITT1103 | ||
|} | |} | ||
Revision as of 12:37, 16 January 2017
| BRAND | TAG | NUMBER | OUTPUT | MARKINGS |
|---|---|---|---|---|
| National Semiconductors | MM | 4261 | TS | MM4261 MM5261 |
| National Semiconductors | MM | 5260 | MM5260 | |
| ITT | 1103 | ITT1103 |
Dynamic Random-Access Memory 1K x 1 (DIP18, 300mil)
Size
| bit | Byte (padded 0000000x) | Byte (unpadded) | Hex |
|---|---|---|---|
| 1Kb | 1kB | 128B | 400hex |
Pinout
DIP18
+---\/---+
A0 | 1 18| A7
A4 | 2 17| A8
R/W | 3 16| A9
A1 | 4 15| *CHIP ENABLE
A2 | 5 14| DATA I/O
A3 | 6 13| PRECHARGE
A5 | 7 12| Vcc
A6 | 8 11| Vdd
NC | 9 10| Vss
+--------+
External links
Files
-
MM4261 / MM5261 Datasheet
-
MM5260 Datasheet
