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1993: ULSI
  week 17, 1993: ULSI Math-Co DX, 33 MHz
  week 38, 1993: ULSI Math-Co DX, 40 MHz, USA
  week 40, 1993: ULSI Math-Co DX
  week 42, 1993: ULSI Math-Co DX, 40 MHz, variant
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» all chips made in 1993
 
ULSI Math-Co DX, 33 MHz
ULSI Math-Co DX, 33 MHz Top Side
Math-Co DX
Advanced Math Coprocessor
from
ULSI
SYSTEMS 33
(M)(C)1990
1003 9317PB
ULSI Math-Co DX, 33 MHz Back Side
DGLP09
USA
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Core Frequency:33 MHz
Board Frequency:33 MHz
Data bus (ext.):32 Bit
Address bus:32 Bit
Manufactured:week 17/1993
Made in:USA
Package Type:Ceramic
PGA-68
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ULSI Math-Co DX, 40 MHz, USA
ULSI Math-Co DX, 40 MHz, USA Top Side
Math-Co DX
Advanced Math Coprocessor
40
ULSI
SYSTEMS
(M)(C)1990
10501 9338PA
ULSI Math-Co DX, 40 MHz, USA Back Side
D0022
USA
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Core Frequency:40 MHz
Board Frequency:40 MHz
Data bus (ext.):32 Bit
Address bus:32 Bit
Manufactured:week 38/1993
Made in:USA
Package Type:Ceramic
PGA-68
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ULSI Math-Co DX
ULSI Math-Co DX Top Side
Math-Co DX
Advanced Math Coprocessor
ULSI
SYSTEMS
(M)(C)1990
10501 9340PC
ULSI Math-Co DX Back Side
D0029
USA
Donated by Jorge Segovia. Thanks a lot!  
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Data bus (ext.):32 Bit
Address bus:32 Bit
Manufactured:week 40/1993
Made in:USA
Package Type:Ceramic
PGA-68
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ULSI Math-Co DX, 40 MHz, variant
ULSI Math-Co DX, 40 MHz, variant Top Side
Math-Co DX
Advanced Math Coprocessor
40
ULSI
SYSTEMS
121-02
(M)(C)1990
10501 9342A3C
ULSI Math-Co DX, 40 MHz, variant Back Side
D0037
PHILIPPINES
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Core Frequency:40 MHz
Board Frequency:40 MHz
Data bus (ext.):32 Bit
Address bus:32 Bit
Manufactured:week 42/1993
Made in:Philippines
Package Type:Ceramic
PGA-68
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