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USSR/Russia 1839 Series


1839 Series are VAX-11/750 compatible chip set.
For example 1839 series have been used for Soviet "Electronica-32" DEC VAX-11/750 compatible computer.

1839VM1 (1839ВМ1) - 32-bit microprocessing unit
1839VV1 (1839ВВ1) - 32-BUS/QBUS interface adapter
1839VT1 (1839ВТ1) - DRAM controller



1839 Series
L1839VM1 pink (Л1839ВМ1) [Angstrem]
KL1839VM1 (КЛ1839ВМ1) [Angstrem]
KL1839VV1 (КЛ1839ВВ1) [Angstrem]
KL1839VT1 (КЛ1839ВТ1) [Angstrem]






1839 Series


L1839VM1 pink (Л1839ВМ1)
Central processing unit






 Manufacturer: Angstrem
 Frequency: 10 MHz
 Bus: 10 MHz
 Intstruction set: VAX-11
 Intstruction count: 304
 Virtual address bus width: 32-bit
 Physical address bus width: 24-bit
 General purpoces registers.: 16
 Package: CPGA-132
 Technology: 3mcm CMOS
 Year: 1990

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KL1839VM1 (КЛ1839ВМ1)
Central processing unit






 Manufacturer: Angstrem
 Frequency: 10 MHz
 Bus: 10 MHz
 Intstruction set: VAX-11
 Intstruction count: 304
 Virtual address bus width: 32-bit
 Physical address bus width: 24-bit
 General purpoces registers.: 16
 Package: CPGA-132
 Technology: 3mcm CMOS
 Year: 1991

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KL1839VV1 (КЛ1839ВВ1)
32-BUS/QBUS interface adapter






 Manufacturer: Angstrem
 Frequency: 10 MHz
 32-BUS data width: 8/16/32 bit
 32-BUS address width: 24 bit
 QBUS data width: 8/16 bit
 QBUS address width: 18 bit
 Interrupts: 18+4
 Package: CPGA-132
 Technology: 3mcm CMOS
 Year: 1991

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KL1839VT1 (КЛ1839ВТ1)
DRAM controller






 Manufacturer: Angstrem
 Package: CPGA-132
 Technology: 3mcm CMOS
 Year: 1991

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