DRAM 2k x 1 - Revision history

WikiSysop: /* Files */

2021-12-28T16:58:27Z

Files

← Older revision		Revision as of 16:58, 28 December 2021
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	[[Category:RAM]]		[[Category:RAM]]
	[[Category:DIP22]]		[[Category:DIP22-300mil]]

WikiSysop at 14:46, 18 January 2017

2017-01-18T14:46:40Z

← Older revision		Revision as of 14:46, 18 January 2017
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	!MARKINGS		!MARKINGS
	\|-		\|-
	\|National Semiconductors \|\| MM \|\| 4262 \|\| 22 \|\| \|\| MM4262		\|National Semiconductors \|\| MM \|\| 4262 \|\| 22 \|\| \|\| MM4262 MM4262D
	\|-		\|-
	\|National Semiconductors \|\| MM \|\| 5262 \|\| 22 \|\| \|\| MM5262		\|National Semiconductors \|\| MM \|\| 5262 \|\| 22 \|\| \|\| MM5262 MM5262D MM5262N
	\|}		\|}

WikiSysop at 14:44, 18 January 2017

2017-01-18T14:44:57Z

← Older revision		Revision as of 14:44, 18 January 2017
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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
	\|-		\|-
	\|National Semiconductors \|\| MM \|\| 4262 \|\| MM4262 MM5262		\|National Semiconductors \|\| MM \|\| 4262 \|\| 22 \|\| \|\| MM4262
			\|-
			\|National Semiconductors \|\| MM \|\| 5262 \|\| 22 \|\| \|\| MM5262
	\|}		\|}

WikiSysop at 13:24, 8 January 2017

2017-01-08T13:24:24Z

← Older revision		Revision as of 13:24, 8 January 2017
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	\|-align="left"		\|-align="left"
	!bit		!bit
	!Byte (padded ~~0xxxxxxx~~)		!Byte (padded 0000000x)
	!Byte (unpadded)		!Byte (unpadded)
	!Hex		!Hex

WikiSysop: Created page with "{| style="float: right;" border="1" cellpadding="4" cellspacing="0" |+ style="background:silver" | Cross-Reference !BRAND !TAG !NUMBER !MARKINGS |- |National Semiconductors ||..."

2017-01-08T09:55:14Z

Created page with "{| style="float: right;" border="1" cellpadding="4" cellspacing="0" |+ style="background:silver" | Cross-Reference !BRAND !TAG !NUMBER !MARKINGS |- |National Semiconductors ||..."

New page

{| style="float: right;" border="1" cellpadding="4" cellspacing="0"
|+ style="background:silver" | Cross-Reference
!BRAND
!TAG
!NUMBER
!MARKINGS
|-
|National Semiconductors || MM || 4262 || MM4262 MM5262
|}

'''Dynamic Random-Access Memory 2K x 1 (DIP22, 300mil)'''

=Size=
{| border="1" cellpadding="4" cellspacing="0"
|-align="left"
!bit
!Byte (padded 0xxxxxxx)
!Byte (unpadded)
!Hex
|-
|2Kb || 2kB || 256B || 800hex
|}

=Pinout=
<pre>
DIP22
+---\/---+
Vbb | 1 22| *CHIP SELECT
NC | 2 21| DATA IN
*R/W | 3 20| Vss
DATA OUT | 4 19| CLOCK1
Vdo | 5 18| CLOCK3
A5 | 6 17| CLOCK2
A6 | 7 16| A4
A7 | 8 15| A3
A8 | 9 14| A2
A9 | 10 13| A1
A10 | 11 12| A0
+--------+
</pre>

=External links=
[http://en.wikipedia.org/wiki/Dynamic_random-access_memory DRAM page on wikipedia]

=Files=
<gallery widths="150px">
File:mm4262.pdf|MM4262 / MM5262 Datasheet
</gallery>

[[Category:RAM]]
[[Category:DIP22]]