米6体育平台手机版

ZHCSJK4G June 2009 – March 2021 PCA9548A

PRODUCTION DATA

6.5 Electrical Characteristics

V_CC = 2.3 V to 3.6 V, over recommended operating free-air temperature range (unless otherwise noted)

PARAMETER			TEST CONDITIONS	V_CC	MIN	TYP⁽¹⁾	MAX	UNIT
V_PORR	Power-on reset voltage, V_CC rising		No load, V_I = V_CC or GND			1.2	1.5	V
V_PORF	Power-on reset voltage, V_CC falling⁽²⁾		No load, V_I = V_CC or GND		0.8	1		V
V_o(sw)	Switch output voltage		V_i(sw) = V_CC, I_SWout = –100 μA	5 V		3.6		V
				4.5 V to 5.5 V	2.6		4.5
				3.3 V		1.9
				3 V to 3.6 V	1.6		2.8
				2.5 V		1.5
				2.3 V to 2.7 V	1.1		2
I_OL	SDA		V_OL = 0.4 V	2.3 V to 5.5 V	3	6		mA
I_OL	SDA		V_OL = 0.6 V	2.3 V to 5.5 V	6	9		mA
I_I	SCL, SDA		V_I = V_CC or GND	2.3 V to 5.5 V	–1		1	μA
	SC7–SC0, SD7–SD0				–1		1
	A2–A0				–1		1
	RESET				–1		1
I_CC	Operating mode	f_SCL = 400 kHz	V_I = V_CC or GND, I_O = 0	5.5 V		50	80	μA
				3.6 V		20	35
				2.7 V		11	20
		f_SCL = 100 kHz	V_I = V_CC or GND, I_O = 0	5.5 V		9	30
				3.6 V		6	15
				2.7 V		4	8
	Standby mode	Low inputs	V_I = GND, I_O = 0	5.5 V		0.2	2
				3.6 V		0.1	2
				2.7 V		0.1	1
		High inputs	V_I = V_CC, I_O = 0	5.5 V		0.2	2
				3.6 V		0.1	2
				2.7 V		0.1	1
ΔI_CC	Supply-current change	SCL, SDA	SCL or SDA input at 0.6 V, Other inputs at V_CC or GND	2.3 V to 5.5 V		3	20	μA
ΔI_CC	Supply-current change	SCL, SDA	SCL or SDA input at V_CC – 0.6 V, Other inputs at V_CC or GND	2.3 V to 5.5 V		3	20	μA
C_i	A2–A0		V_I = V_CC or GND	2.3 V to 5.5 V		4	5	pF
	RESET		V_I = V_CC or GND			4	5
	SCL		V_I = V_CC or GND, Switch OFF			20	28
C_io(off)⁽³⁾	SDA		V_I = V_CC or GND, Switch OFF	2.3 V to 5.5 V		20	28	pF
C_io(off)⁽³⁾	SC7–SC0, SD7–SD0		V_I = V_CC or GND, Switch OFF	2.3 V to 5.5 V		5.5	7.5	pF
R_ON	Switch-on resistance		V_O = 0.4 V, I_O = 15 mA	4.5 V to 5.5 V	4	10	20	Ω
			V_O = 0.4 V, I_O = 15 mA	3 V to 3.6 V	5	12	30
			V_O = 0.4 V, I_O = 10 mA	2.3 V to 2.7 V	7	15	45

(1) All typical values are at nominal supply voltage (2.5-, 3.3-, or 5-V V_CC), T_A = 25°C.

(2) The power-on reset circuit resets the I²C bus logic with V_CC < V_PORF.

(3) C_io(ON) depends on internal capacitance and external capacitance added to the SCn lines when channels(s) are ON.