74LS569A counter equivalent, four-bit up/down counter.
BSC 0.050 0.070 2.54 BSC 0.21 2.80 0.38 3.55 0.100 BSC 0.008 0.110 0.015 0.140 7.62 BSC 0 ° 15 ° 0.300 BSC 0 ° 15 ° 0.51 1.01 0.020 0.040 FAST AND LS TTL D.
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