CY8C53_11 datasheet(65/106 Pages) CYPRESS

65 / 106 page

PRELIMINARY

PSoC® 5: CY8C53 Family Datasheet

Document Number: 001-66237 Rev. *A

Page 65 of 106

11.4.2 SIO

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

Vinref

Input voltage reference (Differential

input mode)

0.5

–

0.52

× V

DDIO

Voutref

Output voltage reference (Regulated output mode)

VDDIO > 3.7

–

VDDIO – 1

VDDIO < 3.7

–

VDDIO – 0.5

VIH

Input voltage high threshold

GPIO mode

CMOS input

0.7

× V

DDIO

––

Differential input mode[21]

Hysteresis disabled

SIO_ref + 0.2

–

VIL

Input voltage low threshold

GPIO mode

CMOS input

–

0.3

× V

DDIO

Differential input mode[21]

Hysteresis disabled

–

SIO_ref – 0.2

VOH

Output voltage high

Unregulated mode

IOH = 4 mA, VDDIO = 3.3 V

VDDIO – 0.4

–

Regulated mode[21]

IOH = 1 mA

SIO_ref – 0.65

–

Voutref + 0.2

Regulated mode[21]

IOH = 0.1 mA

SIO_ref – 0.3

–

SIO_ref + 0.2

VOL

Output voltage low

VDDIO = 3.30 V, IOL = 25 mA

–

0.8

Rpullup

Pull-up resistor

3.5

5.6

8.5

Rpulldown

Pull-down resistor

3.5

5.6

8.5

IIL

Input leakage current (absolute

value)[22]

VIH < Vddsio

25 °C, Vddsio = 3.0 V, VIH = 3.0 V

–

VIH > Vddsio

25 °C, Vddsio = 0 V, VIH = 3.0 V

–

µA

CIN

Input Capacitance[22]

––

Input voltage hysteresis

(Schmitt-Trigger)[22]

Single ended mode (GPIO mode)

–

Differential mode

–

Idiode

Current through protection diode to

VSSIO

––

100

µA

Notes

21. See Figure 6-9 on page 28 and Figure 6-12 on page 31 for more information on SIO reference.

22. Based on device characterization (Not production tested).

[+] Feedback

CY8C53 Datasheet(PDF) 65 Page - Cypress Semiconductor

CY8C53 Datasheet(HTML) 65 Page - Cypress Semiconductor

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL