Cyrix 80387 floating-point unit family


Production parts

Cyrix 387DX-25
25 MHz
68-pin ceramic PGA
Cyrix 387DX-33 (387DX)
33 MHz
68-pin ceramic PGA
Cyrix 387DX-40 (387DX+)
40 MHz
68-pin ceramic PGA
Cyrix FasMath CX-83D87-16-GP
16 MHz
68-pin ceramic PGA
Cyrix FasMath CX-83D87-20-GP
20 MHz
68-pin ceramic PGA
Cyrix FasMath CX-83D87-25-GP
25 MHz
68-pin ceramic PGA
Cyrix FasMath CX-83D87-25-GP-KN
25 MHz
68-pin ceramic PGA
Cyrix FasMath CX-83D87-25-GP-XA
25 MHz
68-pin ceramic PGA
Cyrix FasMath CX-83D87-33-GP
33 MHz
68-pin ceramic PGA

Black top
Cyrix FasMath CX-83D87-33-GP-KN
33 MHz
68-pin ceramic PGA
Cyrix FasMath CX-83D87-33-GP-XA
33 MHz
68-pin ceramic PGA
Cyrix Cx487DLC-33GP
33 MHz
68-pin ceramic PGA
Cyrix Cx87DLC-33QP
33 MHz
Plastic QFP on 68-pin PGA adapter
Cyrix FasMath CX-EMC87-33-GP
33 MHz
Cyrix FasMath CX-83D87-40-GP
40 MHz
68-pin ceramic PGA

Black top
Cyrix FasMath CX-83D87-40-GP-KN
40 MHz
68-pin ceramic PGA
Cyrix Cx87DLC-40QP
40 MHz
Plastic QFP on 68-pin PGA adapter
Cyrix FasMath Cx83D87-40GP
40 MHz
Plastic QFP on 68-pin PGA adapter
Cyrix FasMath CX-83S87-16-JP
16 MHz
68-pin plastic LCC
Cyrix FasMath CX-83S87-20-JP
20 MHz
68-pin plastic LCC
Cyrix FasMath CX83S87-25-JP
25 MHz
68-pin plastic LCC
Cyrix FasMath CX83S87-40-JP
40 MHz
68-pin plastic LCC
Cyrix CX-83S87-16-KP
16 MHz
68-pin ceramic leadless chip carrier

Comments (1)

Cyrix FasMath CX-EMC87-40-GP

2008-10-30 10:31:20
Posted by: Picur

Cyrix FasMath CX-EMC87-40-GP

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