Cypress CY8C20x46 manual DC Analog Mux Bus Specifications, DC Low Power Comparator Specifications

CY8C20x36/46/66, CY8C20396

Table 17. 1.71V to 2.4V DC GPIO Specifications (continued)

Symbol	Description	Conditions		Min	Typ	Max	Units
VH	Input Hysteresis Voltage			–	80	–	mV
IIL	Input Leakage (Absolute Value)			–	0.001	1	μA
CPIN	Capacitive Load on Pins	Package and pin dependent	0.5		1.7	5	pF
		Temp = 25oC
Table 18.DC Characteristics – USB Interface
Symbol	Description	Conditions		Min	Typ	Max	Units
Rusbi	USB D+ Pull Up Resistance	With idle bus		0.900	-	1.575	kΩ
Rusba	USB D+ Pull Up Resistance	While receiving traffic		1.425	-	3.090	kΩ
Vohusb	Static Output High			2.8	-	3.6	V
Volusb	Static Output Low				-	0.3	V
Vdi	Differential Input Sensitivity			0.2	-		V
Vcm	Differential Input Common Mode			0.8	-	2.5	V
	Range
Vse	Single Ended Receiver Threshold			0.8	-	2.0	V
Cin	Transceiver Capacitance				-	50	pF
Iio	Hi-Z State Data Line Leakage	On D+ or D- line		-10	-	+10	μA
Rps2	PS/2 Pull Up Resistance			3	5	7	kΩ
Rext	External USB Series Resistor	In series with each USB pin		21.78	22.0	22.22	Ω

DC Analog Mux Bus Specifications

The following table lists guaranteed maximum and minimum specifications for the entire voltage and temperature ranges.

Table 19. DC Analog Mux Bus Specifications

Symbol	Description	Conditions	Min	Typ	Max	Units
RSW	Switch Resistance to Common Analog		–	–	800	Ω
	Bus
RGND	Resistance of Initialization Switch to		–	–	800	Ω
	Vss

The maximum pin voltage for measuring RSW and RGND is 1.8V

DC Low Power Comparator Specifications

The following table lists guaranteed maximum and minimum specifications for the entire voltage and temperature ranges.

Table 20. DC Comparator Specifications

Symbol	Description	Conditions	Min	Typ	Max	Units
VLPC	Low Power Comparator (LPC)	Maximum voltage limited to Vdd	0.0	–	1.8	V
	common mode
ILPC	LPC supply current		–	10	40	μA
VOSLPC	LPC voltage offset		–	2.5	30	mV

Document Number: 001-12696 Rev. *D Page 20 of 34

[+] Feedback