HD74LS642-1
Hitachi Semiconductor
Octal Bus Transceivers(inverted open-collector outputs)Unit: mm
24.50 25.40 Max 20 11 7.00 Max 6.30 1 0.89
1.27 Max
10 1.30 2.54 Min 5.08 Max 7.62
0.51 Min
2.54 ± 0.25
0.48 ± 0.10
0.25 – 0.05 0° – 15°
+ 0.11
Hitachi Code JEDEC EIAJ Weight (reference value)
DP-20N — Conforms 1.26 g
Unit: mm
12.6
HD74LS642
Octal Bus Transceivers(inverted open-collector outputs)Unit: mm
24.50 25.40 Max 20 11 7.00 Max 6.30 1 0.89
1.27 Max
10 1.30 2.54 Min 5.08 Max 7.62
0.51 Min
2.54 ± 0.25
0.48 ± 0.10
0.25 – 0.05 0° – 15°
+ 0.11
Hitachi Code JEDEC EIAJ Weight (reference value)
DP-20N — Conforms 1.26 g
Unit: mm
12.6 13 Max
20
11
1
10
5.5
0.80 Max
2.
Hitachi Semiconductor
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