米6体育平台手机版

ZHCSQK3H march 2003 – august 2023 SN54HCT244 , SN74HCT244

PRODUCTION DATA

请参考 PDF 数据表获取器件具体的封装图。

6.7 Switching Characteristics: SN54HCT244

over recommended operating free-air temperature range (unless otherwise noted) (see Figure 7-1 )

PARAMETER	FROM (INPUT)	TO (OUTPUT)	V_CC	LOAD CAPACITANCE	T_A = 25°C			-55°C to 125°C		UNIT
PARAMETER	FROM (INPUT)	TO (OUTPUT)	V_CC	LOAD CAPACITANCE	MIN	TYP	MAX	MIN	MAX	UNIT
t_pd	A	Y	4.5 V	C_L = 50 pF		15	28		42	ns
			4.5 V	C_L = 150 pF		21	45		68
			5.5 V	C_L = 50 pF		13	25		38
			5.5 V	C_L = 150 pF		18	40		61
t_en	OE	Y	4.5 V	C_L = 50 pF		21	35		53	ns
			4.5 V	C_L = 150 pF		25	52		79
			5.5 V	C_L = 50 pF		19	32		48
			5.5 V	C_L = 150 pF		22	47		71
t_dis	OE	Y	4.5 V	C_L = 50 pF		19	35		53	ns
t_dis	OE	Y	5.5 V	C_L = 50 pF		18	32		48	ns
t_t		Y	4.5 V	C_L = 50 pF		8	12		18	ns
			4.5 V	C_L = 150 pF		17	42		63
			5.5 V	C_L = 50 pF		7	11		16
			5.5 V	C_L = 150 pF		14	38		57