
HD74LS645-1 (Hitachi Semiconductor)
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
+ –
0.1
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