CY8C20XX6A_13 Datasheet, PDF (26/51 Pages) Cypress Semiconductor – 1.8 V Programmable CapSense® Controller with SmartSense™ Auto-tuning 1–33 Buttons, 0–6 Sliders

CY8C20XX6A/S
DC I²C Specifications
The following tables list guaranteed maximum and minimum specifications for the voltage and temperature ranges: 3.0 V to 5.5 V and
–40 °C  T_A  85 °C, 2.4 V to 3.0 V and –40 °C  T_A  85 °C, or 1.71 V to 2.4 V and –40 °C  T_A  85 °C, respectively. Typical
parameters apply to 5 V and 3.3 V at 25 °C and are for design guidance only.
Table 24. DC I²C Specifications
Symbol
V_ILI2C
Description
Input low level
V_IHI2C
Input high level
Conditions
3.1 V ≤ V_DD ≤ 5.5 V
2.5 V ≤ V_DD ≤ 3.0 V
1.71 V ≤ V_DD ≤ 2.4 V
1.71 V ≤ V_DD ≤ 5.5 V
Min
Typ
Max Units
–
–
0.25 × V_DD V
–
–
0.3 × V_DD V
–
–
0.3 × V_DD V
0.65 × V_DD
–
–
V
DC Reference Buffer Specifications
The following tables list guaranteed maximum and minimum specifications for the voltage and temperature ranges: 3.0 V to 5.5 V and
–40 °C  T_A  85 °C, 2.4 V to 3.0 V and –40 °C  T_A  85 °C, or 1.71 V to 2.4 V and –40 °C  T_A  85 °C, respectively. Typical
parameters apply to 5 V and 3.3 V at 25 °C and are for design guidance only.
Table 25. DC Reference Buffer Specifications
Symbol
V_Ref
V_RefHi
Description
Reference buffer output
Reference buffer output
Conditions
1.7 V ≤ V_DD ≤ 5.5 V
1.7 V ≤ V_DD ≤ 5.5 V
Min
Typ
Max Units
1
–
1.05
V
1.2
–
1.25
V
DC IDAC Specifications
The following table lists guaranteed maximum and minimum specifications for the entire voltage and temperature ranges.
Table 26. DC IDAC Specifications
Symbol
IDAC_DNL
IDAC_INL
IDAC_Gain
(Source)
Description
Differential nonlinearity
Integral nonlinearity
Range = 0.5x
Range = 1x
Range = 2x
Range = 4x
Range = 8x
Min
Typ
Max Units
Notes
–4.5
–
+4.5 LSB
–5
–
+5
LSB
6.64
–
22.46 µA DAC setting = 128 dec.
14.5
42.7
–
–
47.8
92.3
µA
µA
Not recommended for CapSense
applications.
91.1
–
170
µA DAC setting = 128 dec
184.5
–
426.9 µA DAC setting = 128 dec
Document Number: 001-54459 Rev. *T
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