HD74LS645 - Octal Bus Transceivers
24.50 25.40 Max 20 11 1 0.89 1.30 1.27 Max 10 6.30 7.00 Max Unit: mm 7.62 0.51 Min 2.54 Min 5.08 Max 2.54 ± 0.25 0.48 ± 0.10 0.25 + 0.11 0.05 0° 15° Hitachi Code JEDEC EIAJ Weight (reference value) DP-20N Conforms 1.26 g 12.6 13 Max 20 11 1 0.80 Max 10 1.27 0.42 ± 0.08 0.40 ± 0.06 0.15 0.12 M Dimension including the plating thickness Base material dimension 0.10 ± 0.10 5.5 2.20 Max 0.22 ± 0.05 0.20 ± 0.04 Unit: mm 7.80 +