TEXAS INSTRUMENTS
触发器, 预设和清零, 互补输出, 负沿, 74LS112, JK, 15 ns, 30 MHz, 8 mA, DIP
触发器, 清零和预设, 互补输出, 负沿, 74LS112, JK, 15 ns, 125 MHz, 8 mA, SOIC