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CY8C32 Datasheet(PDF) 73 Page - Cypress Semiconductor

Part # CY8C32
Description  Programmable System-on-Chip (PSoC짰)
PDF  119 Pages
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Manufacturer  CYPRESS [Cypress Semiconductor]
Direct Link  http://www.cypress.com
Logo CYPRESS - Cypress Semiconductor

CY8C32 Datasheet(HTML) 73 Page - Cypress Semiconductor

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PSoC® 3: CY8C32 Family
Data Sheet
Document Number: 001-56955 Rev. *J
Page 73 of 119
11.1.2 SIO
Notes
30. See Figure 6-9 on page 36 and Figure 6-12 on page 39 for more information on SIO reference
31. Based on device characterization (Not production tested).
Table 11-11. SIO DC Specifications
Parameter
Description
Conditions
Min
Typ
Max
Units
Vinmax
Maximum input voltage
All allowed values of Vddio and
Vddd, see Section 11.2.1
––
5.5
V
Vinref
Input voltage reference (Differ-
ential input mode)
0.5
–
0.52
× VDDIO
V
Voutref
Output voltage reference (Regulated output mode)
VDDIO > 3.7
1
–
VDDIO – 1
V
VDDIO < 3.7
1
–
VDDIO – 0.5
V
VIH
Input voltage high threshold
GPIO mode
CMOS input
0.7
× VDDIO
––
V
Differential input mode[30]
Hysteresis disabled
SIO_ref + 0.2
–
–
V
VIL
Input voltage low threshold
GPIO mode
CMOS input
–
–
0.3
× VDDIO
V
Differential input mode[30]
Hysteresis disabled
–
–
SIO_ref – 0.2
V
VOH
Output voltage high
Unregulated mode
IOH = 4 mA, VDDIO = 3.3 V
VDDIO – 0.4
–
–
V
Regulated mode[30]
IOH = 1 mA
SIO_ref – 0.65
–
SIO_ref + 0.2
V
Regulated mode[30]
IOH = 0.1 mA
SIO_ref – 0.3
–
SIO_ref + 0.2
V
VOL
Output voltage low
VDDIO = 3.30 V, IOL = 25 mA
–
–
0.8
V
VDDIO = 1.80 V, IOL = 4 mA
–
–
0.4
V
Rpullup
Pull-up resistor
3.5
5.6
8.5
k
Ω
Rpulldown
Pull-down resistor
3.5
5.6
8.5
k
Ω
IIL
Input leakage current (absolute
value)[31]
VIH < Vddsio
25 °C, Vddsio = 3.0 V, VIH = 3.0 V
–
–
14
nA
VIH > Vddsio
25 °C, Vddsio = 0 V, VIH = 3.0 V
–
–
10
µA
CIN
Input Capacitance[31]
––
7
pF
VH
Input voltage hysteresis
(Schmitt-Trigger)[31]
Single ended mode (GPIO mode)
–
40
–
mV
Differential mode
–
35
–
mV
Idiode
Current through protection diode
to VSSIO
–
–
100
µA
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