米6体育平台手机版_好二三四

ZHCSQK2F December 1982 – May 2022 SN54HC244 , SN74HC244

PRODUCTION DATA

封装选项

请参考 PDF 数据表获取器件具体的封装图。

机械数据 (封装 | 引脚)

DB|20
NS|20
N|20
DW|20
PW|20

散热焊盘机械数据 (封装 | 引脚)

订购信息

6.8 Switching Characteristics

T_A = 25°C (unless otherwise noted; see Figure 7-1)

PARAMETER		TEST CONDITIONS				MIN	TYP	MAX	UNIT
t_pd		From A (input) to Y (output)		V_CC = 2 V	C_L = 50 pF		40	115	ns
				V_CC = 2 V	C_L = 150 pF		56	165
				V_CC = 4.5 V	C_L = 50 pF		13	23
				V_CC = 4.5 V	C_L = 150 pF		18	33
				V_CC = 6 V	C_L = 50 pF		11	20
				V_CC = 6 V	C_L = 150 pF		15	28
t_en		From OE (input) to Y (output)		V_CC = 2 V	C_L = 50 pF		75	150	ns
				V_CC = 2 V	C_L = 150 pF		100	200
				V_CC = 4.5 V	C_L = 50 pF		15	30
				V_CC = 4.5 V	C_L = 150 pF		20	40
				V_CC = 6 V	C_L = 50 pF		13	26
				V_CC = 6 V	C_L = 150 pF		17	34
t_dis		From OE (input) to Y (output)		V_CC = 2 V	C_L = 50 pF		75	150	ns
				V_CC = 4.5 V	C_L = 50 pF		15	30
				V_CC = 6 V	C_L = 50 pF		13	26
t_t		To Y (output)		V_CC = 2 V	C_L = 50 pF		28	60	ns
				V_CC = 2 V	C_L = 150 pF		45	210
				V_CC = 4.5 V	C_L = 50 pF		8	12
				V_CC = 4.5 V	C_L = 150 pF		17	42
				V_CC = 6 V	C_L = 50 pF		6	10
				V_CC = 6 V	C_L = 150 pF		13	36

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