CY8C5248PVI-028 查看數據表（PDF） - Cypress Semiconductor

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CY8C5248PVI-028

Programmable System-on-Chip (PSoC®)

Cypress Semiconductor 

PRELIMINARY

PSoC®5: CY8C52 Family Data Sheet

Table 11-11. SIO AC Specifications (continued)

Parameter

Fsioout

Description

Conditions

SIO output operating frequency

3.3V < Vddio < 5.5V, Unregulated 90/10% Vddio into 25 pF

output (GPIO) mode, fast strong

drive mode

1.71V < Vddio < 3.3V, Unregulated 90/10% Vddio into 25 pF

output (GPIO) mode, fast strong

drive mode

3.3V < Vddio < 5.5V, Unregulated 90/10% Vddio into 25 pF

output (GPIO) mode, slow strong

drive mode

1.71V < Vddio < 3.3V, Unregulated 90/10% Vddio into 25 pF

output (GPIO) mode, slow strong

drive mode

3.3V < Vddio < 5.5V, Regulated Output continuously switching into

output mode, fast strong drive mode 25 pF

Fsioin

1.71V < Vddio < 3.3V, Regulated Output continuously switching into

output mode, fast strong drive mode 25 pF

1.71V < Vddio < 5.5V, Regulated Output continuously switching into

output mode, slow strong drive 25 pF

mode

SIO input operating frequency

1.71V < Vddio < 5.5V

90/10% Vddio

11.4.3 USBIO

Table 11-12. USBIO DC Specifications

Parameter

Description

Conditions

Rusbi

USB D+ pull up resistance

With idle bus

Rusba

Vohusb

Volusb

USB D+ pull up resistance

Static output high

Static output low

While receiving traffic

15 kΩ ±5% to Vss, internal pull up

enabled

15 kΩ ±5% to Vss, internal pull up

enabled

Vohgpio

Volgpio

Output voltage high, GPIO mode

Output voltage low, GPIO mode

Ioh = 4 mA, Vddio ≥ 3V

Iol = 4 mA, Vddio ≥ 3V

Vdi

Differential input sensitivity

|(D+)-(D-)|

Vcm

Differential input common mode range

Vse

Single ended receiver threshold

Rps2

PS/2 pull up resistance

In PS/2 mode, with PS/2 pull up

enabled

Rext

External USB series resistor

In series with each USB pin

Zo

USB driver output impedance

Including Rext

Cin

USB transceiver input capacitance

Iil

Input leakage current (absolute value) 25°C, Vddio = 3.0V

Min

-

-

-

-

-

-

-

-

Min

0.900

1.425

2.8

-

2.4

-

-

0.8

0.8

3

21.78

(-1%)

28

-

-

Typ

Max Units

-

33

MHz

-

16

MHz

-

5

MHz

-

4

MHz

-

20

MHz

-

10

MHz

-

2.5

MHz

-

79

MHz

Typ

Max Units

-

1.575

kΩ

-

3.090

kΩ

-

3.6

V

-

0.3

V

-

-

V

-

0.3

V

-

0.2

V

-

2.5

V

-

2

V

-

7

kΩ

22

22.22

Ω

(+1%)

-

44

Ω

-

20

pF

-

2

nA

Document Number: 001-55034 Rev. *A

Page 61 of 85

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