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AT40K датащи(PDF) 65 Page - ATMEL Corporation |
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AT40K датащи(HTML) 65 Page - ATMEL Corporation |
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65 / 67 page ![]() 65 AT40K/AT40KLV Series FPGA 0896C–FPGA–04/02 304Q1 – PQFP 2325 Orchard Parkway San Jose, CA 95131 TITLE DRAWING NO. R REV. 304Q1 A 3/29/02 COMMON DIMENSIONS (Unit of Measure = mm) SYMBOL MIN NOM MAX NOTE 304Q1, 304-lead, 40 x 40 mm Body, 2.6 Form Opt., Plastic Quad Flat Pack (PQFP) A1 0.25 – 0.50 A2 3.55 3.80 4.05 D 42.60 BSC 3 D1 40.00 BSC 2, 4 E 42.60 BSC 3 E1 40.00 BSC 2, 4 e 0.50 BSC b 0.17 – 0.27 5 L1 1.30 REF Notes: 1. This drawing is for general information only. Refer to JEDEC Drawing MS-029, Variation JA, for additional information. 2. All dimensioning and tolerancing conforms to ASME Y14.5M-1994. 3. To be determined at seating plane. 4. Dimensions D1 and E1 do not include mold protrusions. Allowable protrusion is 0.25 mm per side. D1 and E1 are maximum plastic body size dimensions including mold mismatch. Dimensions D1 and E1 shall be determined at Datum plane. 5. Dimension b does not include Dambar protrusion. Allowable Dambar protrusion shall not cause the lead width to exceed the maximum b dimension by more than 0.08 mm. Dambar can not be located on the lower radius or the foot. The minimum space between protrusion and an adjacent lead shall not be less than 0.07 mm. A2 A1 E D b L1 e Side View Top View Bottom View D1 E1 |
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