【NXP Semiconductors】74HC21PW,112,IC GATE AND DUAL 4INPUT 14TSSOP
【NXP Semiconductors】74HC21PW,118,IC GATE AND DUAL 4INPUT 14TSSOP
【NXP Semiconductors】74HC221D,652,IC MULTIVIBRATR DUAL MONO 16SOIC
【NXP Semiconductors】74HC221D,653,IC DUAL MULTI-VIBRATOR 16SOIC
【NXP Semiconductors】74HC221DB,单稳态多谐振荡器 DUAL MONOSTABLE MULTIVIBRATOR
【NXP Semiconductors】74HC221DB,112,IC NON-RETRIGGER MULTIVIB 16SSOP