DRAM 64k 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
|-
|-
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|Samsung || KM || 4164 || KM4164
|Samsung || KM || 4164 || KM4164
|-
|-
|Texas Instruments || TMS || 4164 || TMS4164
|Texas Instruments || TMS || 4164 || DIP16 LCC18 || TS || TMS4164
|-
|-
|Toshiba || TMM || 4164 || TMM4164AP TMM4164C TMM4164P
|Toshiba || TMM || 4164 || TMM4164AP TMM4164C TMM4164P
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=Files=
=Files=
<gallery widths="150px">
<gallery widths="150px">
File:4164.pdf|4164 Datasheet
File:4164.pdf|TMS4164 Datasheet
File:4265.pdf|4265 Datasheet
File:upd4265.pdf|uPD4265 Datasheet
</gallery>
</gallery>


Revision as of 14:50, 18 January 2017

Cross-Reference
BRAND TAG NUMBER PIN COUNT OUTPUT MARKINGS
Micron MI 4264 MT4264
National Semiconductor NMC 3764 NMC3764 NMC4164
NEC uPD 4164 uPD4164C uPD4164D uPD4265C
OKI MSM 3764 MSM3764 MSM3764A
Samsung KM 4164 KM4164
Texas Instruments TMS 4164 DIP16 LCC18 TS TMS4164
Toshiba TMM 4164 TMM4164AP TMM4164C TMM4164P
Note:
  • 64= Page mode
  • 65= Automatic pulse refresh

Dynamic Random-Access Memory 64K x 1 (DIP16, 300mil)(LCC18, 330mil)

Size

bit Byte (padded 0000000x) Byte (unpadded) Hex
64Kb 64KB 8KB 10000hex

Pinout

DIP16 (*64 Page mode)				DIP16 (*65 Automatic pulse refresh)
     +--\/--+					      +--\/--+
  NC |1   16| GND				*RFSH |1   16| GND
 Din |2   15| *CAS				  Din |2   15| *CAS
 *WE |3   14| Dout				  *WE |3   14| Dout
*RAS |4   13| A6				 *RAS |4   13| A6
  A0 |5   12| A3				   A0 |5   12| A3
  A2 |6   11| A4				   A2 |6   11| A4
  A1 |7   10| A5				   A1 |7   10| A5
 Vcc |8    9| A7				  Vcc |8    9| A7
     +------+					      +------+

LCC18
+---------------------------------------------------------------+
|  3 *WE        |  8 A1         | 12 A4         | 17 *CAS       |
|  4 *RAS       |  9 Vdd        | 13 A3         | 18 Vss        |
|  5 NC         | 10 A7         | 14 NC         |  1 NC         |
|  6 A0         | 11 A5         | 15 A6         |  2 Din        |
|  7 A2         |               | 16 Dout       |               |
+---------------------------------------------------------------+

External links

DRAM page on wikipedia

Files

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