DRAM 4k x 1: Difference between revisions
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|Intel || D || 2107 || D2107 | |Intel || D || 2107 || D2107 | ||
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|Intersil || IM || 7027 || IM7027 | |||
|- | |- | ||
|Micronas || ITT || 4027 || ITT4027 | |Micronas || ITT || 4027 || ITT4027 | ||
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'''Dynamic Random-Access Memory 4K x 1 (DIP22, 300mil)''' | '''Dynamic Random-Access Memory 4K x 1 (DIP16, 300mil)(DIP22, 300mil)''' | ||
=Size= | =Size= | ||
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=Pinout= | =Pinout= | ||
<pre> | <pre> | ||
DIP22 | DIP16 (only Intersil IM7027 and Mostek MK4027) | ||
+--\/--+ | |||
Vbb |1 16| GND | |||
Din |2 15| *CAS | |||
*W |3 14| Dout | |||
*RAS |4 13| *CS | |||
A0 |5 12| A3 | |||
A2 |6 11| A4 | |||
A1 |7 10| A5 | |||
Vdd |8 9| Vcc | |||
+------+ | |||
DIP22 (all the others) | |||
+--\/--+ | +--\/--+ | ||
Vbb |1 22| Vss | Vbb |1 22| Vss | ||
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[[Category:RAM]] | [[Category:RAM]] | ||
[[Category:DIP16]] | |||
[[Category:DIP22]] | [[Category:DIP22]] | ||
Revision as of 13:16, 8 January 2017
| BRAND | TAG | NUMBER | MARKINGS |
|---|---|---|---|
| AMD | Am | 9060 | Am9060 |
| Intel | D | 2107 | D2107 |
| Intersil | IM | 7027 | IM7027 |
| Micronas | ITT | 4027 | ITT4027 |
| Mostek | MK | 4027 | MK4027 |
| National Semiconductors | MM | 5280 | MM5280 |
| Texas Instruments | TMS | 4060 | TMS4060 |
Dynamic Random-Access Memory 4K x 1 (DIP16, 300mil)(DIP22, 300mil)
Size
| bit | Byte (padded 0xxxxxxx) | Byte (unpadded) | Hex |
|---|---|---|---|
| 4Kb | 4KB | 512B | 1000hex |
Pinout
DIP16 (only Intersil IM7027 and Mostek MK4027)
+--\/--+
Vbb |1 16| GND
Din |2 15| *CAS
*W |3 14| Dout
*RAS |4 13| *CS
A0 |5 12| A3
A2 |6 11| A4
A1 |7 10| A5
Vdd |8 9| Vcc
+------+
DIP22 (all the others)
+--\/--+
Vbb |1 22| Vss
A9 |2 21| A8
A10 |3 20| A7
A11 |4 19| A6
*CS |5 18| Vdd
Din |6 17| CE
*Dout |7 16| NC
A0 |8 15| A5
A1 |9 14| A4
A2 |10 13| A3
Vcc |11 12| R/*W
+------+
External links
Files
-
Am9060 Datasheet
-
2107 Datasheet
-
MK4027 Datasheet
-
MM5280 Datasheet
-
TMS4060 Datasheet
