유통업체에서 제공한 Texas Instruments SN74LS193N3에 대한 설명입니다.
Synchronous 4-Bit Up/Down Binary Counters With Dual Clock and Clear 16-PDIP 0 to 70
LS SERIES SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER PDIP16
Counter Single 4-Bit Binary UP/Down 16-Pin PDIP
PDIP COMMERCIAL TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK Contains Lead divider circuit 7.62mm 5V 25MHz 70C