ZHCSPP8A 数据表 | 德州仪器 TI.com.cn

ZHCSPP8A January 2022 – October 2022 SN74HCS245

PRODMIX

封装选项

机械数据 (封装 | 引脚)

DGS|20
- MPSS137
RKS|20
- MPQF266C

散热焊盘机械数据 (封装 | 引脚)

RKS|20
- QFND312B

订购信息

6.5 Electrical Characteristics

over operating free-air temperature range; typical values measured at T_A = 25°C (unless otherwise noted).

PARAMETER		TEST CONDITIONS		V_CC	MIN	TYP	MAX	UNIT
V_T+	Positive switching threshold			2 V	0.7		1.5	V
				4.5 V	1.7		3.15
				6 V	2.1		4.2
V_T-	Negative switching threshold			2 V	0.3		1.0	V
				4.5 V	0.9		2.2
				6 V	1.2		3.0
ΔV_T	Hysteresis (V_T+ - V_T-)⁽¹⁾			2 V	0.2		1.0	V
				4.5 V	0.4		1.4
				6 V	0.6		1.6
V_OH	High-level output voltage	V_I = V_IH or V_IL	I_OH = -20 µA	2 V to 6 V	V_CC – 0.1	V_CC – 0.002		V
			I_OH = -6 mA	4.5 V	4.0	4.3
			I_OH = -7.8 mA	6 V	5.4	5.75
V_OL	Low-level output voltage	V_I = V_IH or V_IL	I_OL = 20 µA	2 V to 6 V		0.002	0.1	V
			I_OL = 6 mA	4.5 V		0.18	0.30
			I_OL = 7.8 mA	6 V		0.22	0.33
I_I	Input leakage current	V_I = V_CC or 0	V_I = V_CC or 0	6 V		±100	±1000	nA
I_OZ	Off-State (High-Impedance State) Output Current	V_O = V_CC or 0	V_O = V_CC or 0	6 V		0.01	2	µA
I_CC	Supply current	V_I = V_CC or 0, I_O = 0		6 V		0.1	2	µA
C_i	Input capacitance			2 V to 6 V			5	pF

(1) Specified by design.