HD74LS668 Datasheet (101.61 KB)
HD74LS668
Hitachi Semiconductor
101.61 KB
Synchronous up/down decade counters.
19.20 20.00 Max 16 9 1 1.3 1.11 Max 8 6.30 7.40 Max Unit: mm 7.62 0.51 Min 2.54 Min 5.06 Max 2.54 ± 0.25 0.48 ± 0.10 0.25 + 0.13 .
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