74HC221D,652
Manufacturers：
NXP Semiconductors/Freescale Semiconductor, Inc.
Description：
IC MULTIVIBRATR DUAL MONO 16SOIC
74HC221D,653
Manufacturers：
NXP Semiconductors/Freescale Semiconductor, Inc.
Description：
IC DUAL MULTI-VIBRATOR 16SOIC
74HC221DB,112
Manufacturers：
NXP Semiconductors/Freescale Semiconductor, Inc.
Description：
IC NON-RETRIGGER MULTIVIB 16SSOP
74HC221DB,118
Manufacturers：
NXP Semiconductors/Freescale Semiconductor, Inc.
Description：
IC DUAL MULTI-VIBRATOR 16SSOP
74HC221N,652
Manufacturers：
NXP Semiconductors/Freescale Semiconductor, Inc.
Description：
IC DUAL MULTI-VIBRATOR 16DIP