Cypress CapSense CY8C20396 - Manual (Page 20)

CY8C20x36/46/66, CY8C20396
Document Number: 001-12696 Rev. *D Page 20 of 34
DC Analog Mux Bus Specifications
The following table lists guaranteed maximum and minimum specifications for the entire voltage and temperature ranges.
DC Low Power Comparator Specifications
The following table lists guaranteed maximum and minimum specifications for the entire voltage and temperature ranges.
V
H
Input Hysteresis Voltage – 80 – mV
I
IL
Input Leakage (Absolute Value) – 0.001 1
μA
C
PIN
Capacitive Load on Pins Package and pin dependent
Temp = 25
o C
0.5 1.7 5 pF
Table 17. 1.71V to 2.4V DC GPIO Specifications (continued)
Symbol Description Conditions Min Typ Max Units
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 k
Ω
Rusba USB D+ Pull Up Resistance While receiving traffic 1.425 - 3.090 k
Ω
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
Range 0.8 - 2.5 V
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 k
Ω
Rext External USB Series Resistor In series with each USB pin 21.78 22.0 22.22
Ω
Table 19. DC Analog Mux Bus Specifications
Symbol Description Conditions Min Typ Max Units
R
SW
Switch Resistance to Common Analog
Bus – – 800
Ω
R
GND
Resistance of Initialization Switch to
Vss – – 800
Ω
The maximum pin voltage for measuring R
SW
and R
GND
is 1.8V
Table 20. DC Comparator Specifications
Symbol Description Conditions Min Typ Max Units
V
LPC
Low Power Comparator (LPC)
common mode Maximum voltage limited to Vdd 0.0 – 1.8 V
I
LPC
LPC supply current – 10 40
μA
V
OSLPC
LPC voltage offset – 2.5 30 mV
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