米6体育平台手机版

ZHCSQ87E November 1998 – May 2024 CD54HC164 , CD54HCT164 , CD74HC164 , CD74HCT164

PRODUCTION DATA

请参考 PDF 数据表获取器件具体的封装图。

4.5 Prerequisite for Switching Characteristics

PARAMETER		V_CC (V)	25°C		– 40°C to 85°C		– 55°C to 125°C		UNIT
PARAMETER		V_CC (V)	MIN	MAX	MIN	MAX	MIN	MAX	UNIT
HC TYPES
f_MAX	Maximum clock frequency	2	6		5		4		MHz
		4.5	30		24		20		MHz
		6	35		28		24		MHz
t_W	CLR pulse width	2	60		75		90		ns
		4.5	12		15		18		ns
		6	10		13		15		ns
t_w	CLK pulse width	2	80		100		120		ns
		4.5	16		20		24		ns
		6	14		17		20		ns
t_SU	Set-up time	2	60		75		90		ns
		4.5	12		15		18		ns
		6	10		13		15		ns
t_H	Hold time	2	4		4		4		ns
		4.5	4		4		4		ns
		6	4		4		4		ns
t_REM	CLR to clock, Removal time	2	80		100		120		ns
		4.5	16		20		24		ns
		6	14		17		20		ns
HCT TYPES
f_MAX	Maximum clock frequency	4.5	27		22		18		MHz
t_W	CLR pulse width	6	18		23		27		ns
t_W	CLK pulse width	4.5	18		23		27		ns
t_SU	Set-up time	6	12		15		18		ns
t_H	Hold time	4.5	4		4		4		ns
t_REM	CLR to clock, Removal time	6	16		20		24		ns