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Comment: Updated requirements for 512K Flash

Flash 5v

The purpose of this section is to compare the original Flash chips with later versions.

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All manufactures use this standard. The PLCC package is the one used in the 512K/512K RAM/Flash cards.

1M

The following device was available 27/07/2013


DevicePackageManufacturerSectors
AM29F800BB-55EF48-Pin TSOPSPANSION

64 Kbyte

sectors



Spansion are putting their 1M AMD Flash chips on End of Life EOL.

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AMIC may have had some 5v replacements A29800, A29801 these are no longer available.

The package is slightly larger, they do not fully match.

Once stocks of the Am29F080B device are depleted, there is no replacement.

512K Flash 5v

The following devices have been available from 31/08/17

NOTE: Using these chips with the Z88.

Mechanically and electrically, these chips are the same as before. The software required to use these chips has been implemented in them need to be updated.

Implemented

  • OZ 4.7.1.

Outstanding

  • Romcombiner v2.10
  • Romupdate 
  • Flashstore v1.9.3
  • Eazylink2 v5.2.3
  • FlashTest v1.4.2 (zprom)

The chip may also be programmed with an external programmer.


DevicePackageManufacturerSectors

SST39SF040-70-4C-NHEPLCCMICROCHIP4
Kbyte

sectors

MX29F040CQI-70GPLCCMACRONIX4
Kbyte

sectors

SST39SF040-55-4I-NHEPLCCMICROCHIP4
Kbyte

sectors

SST39SF040-70-4I-WHE32 TSOPMICROCHIP4
Kbyte

sectors

...


DevicePackageManufacturerSectors
A29040C-55FDIP 32AMIC

64 Kbyte
sectors



A29040CL-55FPLCCAMIC

64 Kbyte
sectors


The following devices were available from 27/07/2013
NO LONGER AVAILABLE 31 Aug 2017


DevicePackageManufacturerSectors
A29040B-70FDIP 32AMIC

64 Kbyte

sectors


A29040BL-70FPLCCAMIC

64 Kbyte

sectors


A29040BV-70F32 TSOPAMIC

64 Kbyte

sectors


AM29F040B-55JFPLCCSPANSION

64 Kbyte

sectors


AM29F040B-90JFPLCCSPANSION

64 Kbyte

sectors


A29L040L-70FPLCCAMIC

64 Kbyte

sectors


128K Flash 5v

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DevicePackageManufacturerSectors
SST39SF010A-70-4C-NHEPLCCMICROCHIP

Uniform

4KByte

sectors


SST39SF010A-70-4C-WHE32 TSOPMICROCHIP

Uniform

4KByte

sectors


SST39SF010A-70-4I-NHEPLCCMICROCHIP

Uniform

4KByte

sectors


SST39SF010A-70-4I-WHE32 TSOPMICROCHIP

Uniform

4KByte

sectors


SST39SF010A-70-4C-PHEDIP 32MICROCHIP

Uniform

4KByte

sectors



Conclusion

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