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CF745 bảng dữ liệu(PDF) 199 Page - Microchip Technology |
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CF745 bảng dữ liệu(HTML) 199 Page - Microchip Technology |
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199 / 217 page ![]() © 1998 Microchip Technology Inc. Preliminary DS30453B-page 199 PIC16C5X Package Type: K04-052 28-Lead Plastic Small Outline (SO) – Wide, 300 mil MIN p Pitch Mold Draft Angle Bottom Mold Draft Angle Top Lower Lead Width Radius Centerline Gull Wing Radius Shoulder Radius Chamfer Distance Outside Dimension Molded Package Width Molded Package Length Shoulder Height Overall Pack. Height Lead Thickness Foot Angle Foot Length Standoff Number of Pins β α B† c φ X A2 A1 A n E1 L L1 R1 R2 E‡ D‡ Dimension Limits Units 1.27 0.050 8 12 12 0.017 0 0.014 0 0.019 15 15 0.011 0.015 0.016 0.005 0.005 0.020 0.407 0.296 0.706 0.008 0.058 0.099 28 0.394 0.011 0.009 0.010 0 0.005 0.005 0.010 0.292 0.700 0.004 0.048 0.093 0.419 0.012 0.020 0.021 0.010 0.010 0.029 48 0.299 0.712 0.011 0.068 0.104 0.36 0 0 12 12 0.42 15 15 0.48 10.33 17.93 10.01 0.23 0.25 0.28 0.13 0.13 0.25 0 7.42 0.10 1.22 2.36 17.78 10.64 0.41 4 0.27 0.38 0.13 0.13 0.50 0.53 0.30 0.51 0.25 0.25 0.74 7.51 0.19 28 2.50 1.47 18.08 7.59 0.28 2.64 1.73 NOM INCHES* MAX NOM MILLIMETERS MIN MAX n 1 2 R1 R2 D p B E1 E L1 L c β 45 ° X φ A1 α A A2 * Controlling Parameter. † Dimension “B” does not include dam-bar protrusions. Dam-bar protrusions shall not exceed 0.003” (0.076 mm) per side or 0.006” (0.152 mm) more than dimension “B.” ‡ Dimensions “D” and “E” do not include mold flash or protrusions. Mold flash or protrusions shall not exceed 0.010” (0.254 mm) per side or 0.020” (0.508 mm) more than dimensions “D” or “E.” |
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