DRAM 256k x 16: Difference between revisions

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Revision as of 09:24, 19 February 2017

Cross-Reference
BRAND TAG NUMBER PIN COUNT OUTPUT MARKINGS
Fujitsu MB 814260 SOJ40 TSOP40 . MB814260
Integrated Circ. Sol. IS 41C16256 SOJ40 TSOP40 TS IS41C16256
Integrated Circ. Sol. IS 41LV16256 SOJ40 TSOP40 TS IS41LV16256
Issi IS 41LV16256 SOJ40 TSOP40 TS IS41LV16256
Mitsubishi M5M 44260 SOJ40 TSOP40 . M5M44260 M5M44260C M5M44260CJ M5M44260TP

Dynamic Random-Access Memory 256K x 16

Size

bit Byte (unpadded) Hex
4Mb 512KB 400000hex

Pinout

SOJ40 - TSOP40
         +---\/---+
     Vcc | 1    40| Vss
     DQ1 | 2    39| DQ16
     DQ2 | 3    38| DQ15
     DQ3 | 4    37| DQ14
     DQ4 | 5    36| DQ13
     Vcc | 6    35| Vss
     DQ5 | 7    34| DQ12
     DQ6 | 8    33| DQ11
     DQ7 | 9    32| DQ10
     DQ8 |10    31| DQ9
      NC |11    30| NC
      NC |12    29| *LCAS
     *WE |13    28| *UCAS
    *RAS |14    27| *OE
      NC |15    26| A8
      A0 |16    25| A7
      A1 |17    24| A6
      A2 |18    23| A5
      A3 |19    22| A4
     Vcc |20    21| Vss
         +--------+

External links

DRAM page on wikipedia

Files