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20P3, 20-lead, 0.300" Wide, Plastic Dual Inline
Package (PDIP-20)
Dimensions in Inches and (Millimeters)
JEDEC STANDARD MS-001 AD
1.060 (26.9)
0.980 (24.9)
PIN1
0.280 (7.11)
0.240 (6.10)
0.210(5.33)
MAX
SEATING
PLANE
0.150 (3.81)
0.115 (2.92)
0.100 (2.54)
0.900(22.86) REF
0.090(2.29)
MAX
0.005(0.127)
MIN
0.015(0.381)MIN
0.022 (0.559)
0.014 (0.356)
0.070(1.78)
0.045(1.13)
0.325(8.26)
0.300(7.62)
0.014(0.356)
0.008(0.203)
0
15 REF
0.430(10.92)MAX
20S, 20-lead, 0.300" Wide, Plastic Gull WIng Small
Outline (SOIC-20 / SOP-20)
Dimensions in Inches and (Millimeters)
PIN1
0.020 (0.508)
0.013 (0.330)
0.299 (7.60)
0.291 (7.39)
0.420 (10.7)
0.393 (9.98)
0.050 (1.27)
0.513 (13.0)
0.497 (12.6)
0.105 (2.67)
0.092 (2.34)
0.012 (0.305)
0.003 (0.076)
0
8 REF
0.013 (0.330)
0.009 (0.229)
0.035 (0.889)
0.015 (0.381)
宏晶科技:专业单片机 / 存储器供应商 www.MCU-Memory.com STC12C5410AD 系列 1T 8051 单片机中文指南 9