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Update README.md
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@SukkoPera
SukkoPera authored Sep 10, 2018
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Expand Up @@ -9,19 +9,20 @@ The female connector for the male edge connector on the A600 PCB is probably the

#### Memory
The required RAM Type is 4 Mbit (256k×16) DRAM in the SOJ-40 package with up to 70-80 ns access time, e.g.:

|Model |Maker |Tested |Working |Data Sheet |Notes |
|--------------|----------------|:----------------------------------------------------------------------------------:|:------------------------------------------------------------------------------------:|:-------------------------------------------------------------------------------------------------------------------------------------------------------------------------:|-------------------------------------------------------------------------------------|
|AS4C256K16E0 |Alliance |![No](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/no.png) | |[![PDF](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/doc.png)](http://www.dexsilicium.com/Alliance_AS4C256K16E0.pdf) | |
|HM514260AJ8 |Hitachi |![No](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/no.png) | | | |
|HM514260JP8 |Hitachi |![No](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/no.png) | | | |
|HY514260BJC |Hyundai |![No](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/no.png) | | | |
|KM416C256BJ |Samsung |![No](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/no.png) | | | |
|IC41C16257-35K|ICSI |![No](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/no.png) | |[![PDF](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/doc.png)](http://pdf.datasheetcatalog.com/datasheet2/f/0x3d8ida5x0jift9qq8jrfp8adpy.pdf) |IF this works, _-S_ version should work, too. Do NOT use _LV_ versions. |
|µPD424260 |NEC |![No](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/no.png) | | | |
|V53C16256HK50 |MOSEL VITELIC |![Yes](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/yes.png)|![Yes](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/yes.png) |[![PDF](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/doc.png)](https://www.digchip.com/datasheets/parts/datasheet/308/V53C16256HK50-pdf.php) | |
|V53C16258HK35 |MOSEL VITELIC |![Yes](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/yes.png)|![Yes](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/yes.png) |[![PDF](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/doc.png)](https://www.digchip.com/datasheets/parts/datasheet/308/V53C16258HK35-pdf.php) | |
|V53C16258HK50 |MOSEL VITELIC |![No](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/no.png) | |[![PDF](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/doc.png)](https://www.digchip.com/datasheets/parts/datasheet/308/V53C16258HK50-pdf.php) | |
|V53C16258SHK50|MOSEL VITELIC |![Yes](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/yes.png)|![Yes](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/yes.png) |[![PDF](https://github.com/SukkoPera/OpenAmiga600RamExpansion/raw/master/doc/doc.png)](https://www.digchip.com/datasheets/parts/datasheet/308/V53C16258SHK50-pdf.php) | |
|AS4C256K16E0 |Alliance |![No](doc/no.png) | |[![PDF](doc/doc.png)](http://www.dexsilicium.com/Alliance_AS4C256K16E0.pdf) | |
|HM514260AJ8 |Hitachi |![No](doc/no.png) | | | |
|HM514260JP8 |Hitachi |![No](doc/no.png) | | | |
|HY514260BJC |Hyundai |![No](doc/no.png) | | | |
|KM416C256BJ |Samsung |![No](doc/no.png) | | | |
|IC41C16257-35K|ICSI |![No](doc/no.png) | |[![PDF](doc/doc.png)](http://pdf.datasheetcatalog.com/datasheet2/f/0x3d8ida5x0jift9qq8jrfp8adpy.pdf) |IF this works, _-S_ version should work, too. Do NOT use _LV_ versions. |
|µPD424260 |NEC |![No](doc/no.png) | | | |
|V53C16256HK50 |MOSEL VITELIC |![Yes](doc/yes.png)|![Yes](doc/yes.png) |[![PDF](doc/doc.png)](https://www.digchip.com/datasheets/parts/datasheet/308/V53C16256HK50-pdf.php) | |
|V53C16258HK35 |MOSEL VITELIC |![Yes](doc/yes.png)|![Yes](doc/yes.png) |[![PDF](doc/doc.png)](https://www.digchip.com/datasheets/parts/datasheet/308/V53C16258HK35-pdf.php) | |
|V53C16258HK50 |MOSEL VITELIC |![No](doc/no.png) | |[![PDF](doc/doc.png)](https://www.digchip.com/datasheets/parts/datasheet/308/V53C16258HK50-pdf.php) | |
|V53C16258SHK50|MOSEL VITELIC |![Yes](doc/yes.png)|![Yes](doc/yes.png) |[![PDF](doc/doc.png)](https://www.digchip.com/datasheets/parts/datasheet/308/V53C16258SHK50-pdf.php) | |

Normally it is not necessary to mount all the decoupling capacitors. I usually skip C2 and C4. All of them are 100nF in the 0805 package anyway.

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