DRAM 1k x 1: Difference between revisions
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{| style="float: right;" border="1" cellpadding="4" cellspacing="0" | {| style="float: right;" border="1" cellpadding="4" cellspacing="0" class="sortable" | ||
|+ style="background:silver" | Cross-Reference | |+ style="background:silver" | Cross-Reference | ||
!BRAND | !BRAND | ||
!TAG | !TAG | ||
!NUMBER | !NUMBER | ||
!PIN COUNT | |||
!OUTPUT | |||
!MARKINGS | !MARKINGS | ||
|- | |- | ||
| | |Intel || D/P || 1103 || 18 || || D1103 D1103A | ||
|- | |- | ||
|National Semiconductors || MM || 5260 || MM5260 | |Intel || D/P || 2105 || 18 || CS || D2105 | ||
|- | |||
|National Semiconductors || MM || 4261 || 18 || TS || MM4261 | |||
|- | |||
|National Semiconductors || MM || 5260 || 18 || TS || MM5260 | |||
|- | |||
|National Semiconductors || MM || 5261 || 18 || TS || MM5261 | |||
|- | |||
|Micronas || ITT || 1103 || 18 || || ITT1103 | |||
|} | |} | ||
'''Dynamic Random-Access Memory 1K x 1 (DIP18, 300mil''' | '''Dynamic Random-Access Memory 1K x 1 (DIP18, 300mil)''' | ||
=Size= | =Size= | ||
| Line 17: | Line 27: | ||
|-align="left" | |-align="left" | ||
!bit | !bit | ||
!Byte (padded | !Byte (padded 0000000x) | ||
!Byte (unpadded) | !Byte (unpadded) | ||
!Hex | !Hex | ||
| Line 26: | Line 36: | ||
=Pinout= | =Pinout= | ||
<pre> | <pre> | ||
DIP18 (only Intel 2105) | |||
+---\/---+ | |||
A3 | 1 18| WE | |||
A2 | 2 17| Vdd (+12V) | |||
A0 | 3 16| CE | |||
A1 | 4 15| A4 | |||
REFRESH | 5 14| *DATA OUT | |||
A9 | 6 13| A8 | |||
A6 | 7 12| DATA IN | |||
A5 | 8 11| Vss (GND) | |||
A7 | 9 10| Vbb (-5V) | |||
+--------+ | |||
DIP18 (all the others) | |||
+---\/---+ | +---\/---+ | ||
A0 | 1 18| A7 | A0 | 1 18| A7 | ||
| Line 45: | Line 69: | ||
=Files= | =Files= | ||
<gallery widths="150px"> | <gallery widths="150px"> | ||
File:d2105.pdf|D2105 Datasheet | |||
File:mm4261.pdf|MM4261 / MM5261 Datasheet | File:mm4261.pdf|MM4261 / MM5261 Datasheet | ||
File:mm5260.pdf|MM5260 Datasheet | File:mm5260.pdf|MM5260 Datasheet | ||
| Line 50: | Line 75: | ||
[[Category:RAM]] | [[Category:RAM]] | ||
[[Category:DIP18]] | [[Category:DIP18-300mil]] | ||
Latest revision as of 14:39, 9 November 2017
| BRAND | TAG | NUMBER | PIN COUNT | OUTPUT | MARKINGS |
|---|---|---|---|---|---|
| Intel | D/P | 1103 | 18 | D1103 D1103A | |
| Intel | D/P | 2105 | 18 | CS | D2105 |
| National Semiconductors | MM | 4261 | 18 | TS | MM4261 |
| National Semiconductors | MM | 5260 | 18 | TS | MM5260 |
| National Semiconductors | MM | 5261 | 18 | TS | MM5261 |
| Micronas | ITT | 1103 | 18 | ITT1103 |
Dynamic Random-Access Memory 1K x 1 (DIP18, 300mil)
Size
| bit | Byte (padded 0000000x) | Byte (unpadded) | Hex |
|---|---|---|---|
| 1Kb | 1kB | 128B | 400hex |
Pinout
DIP18 (only Intel 2105)
+---\/---+
A3 | 1 18| WE
A2 | 2 17| Vdd (+12V)
A0 | 3 16| CE
A1 | 4 15| A4
REFRESH | 5 14| *DATA OUT
A9 | 6 13| A8
A6 | 7 12| DATA IN
A5 | 8 11| Vss (GND)
A7 | 9 10| Vbb (-5V)
+--------+
DIP18 (all the others)
+---\/---+
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
-
D2105 Datasheet
-
MM4261 / MM5261 Datasheet
-
MM5260 Datasheet
