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Ac general purpose io specifications, Ac full-speed usb specifications – Cypress enCoRe CY7C64215 User Manual

Page 22

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CY7C64215

Document 38-08036 Rev. *C

Page 22 of 30

AC General Purpose IO Specifications

The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and 0°C < T

A

< 70°C, or 3.0V to 3.6V and 0°C < T

A

< 70°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and are

for design guidance only.

Figure 7. GPIO Timing Diagram

AC Full-Speed USB Specifications

The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and 0°C < T

A

< 70°C, or 3.0V to 3.6V and 0°C < T

A

< 70°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and are

for design guidance only.

Table 19. AC GPIO Specifications

Parameter

Description

Min

Typ

Max

Unit

Notes

F

GPIO

GPIO Operating Frequency

0

12

MHz Normal Strong Mode

TRiseF

Rise Time, Normal Strong Mode, Cload = 50 pF

3

18

ns

Vdd = 4.5 to 5.25V, 10%–90%

TFallF

Fall Time, Normal Strong Mode, Cload = 50 pF

2

18

ns

Vdd = 4.5 to 5.25V, 10%–90%

TRiseS

Rise Time, Slow Strong Mode, Cload = 50 pF

10

27

ns

Vdd = 3 to 5.25V, 10%–90%

TFallS

Fall Time, Slow Strong Mode, Cload = 50 pF

10

22

ns

Vdd = 3 to 5.25V, 10%–90%

Table 20. AC Full-Speed (12 Mbps) USB Specifications

Parameter

Description

Min

Typ

Max

Unit

Notes

T

RFS

Transition Rise Time

4

20

ns

For 50 pF load.

T

FSS

Transition Fall Time

4

20

ns

For 50 pF load.

T

RFMFS

Rise/Fall Time Matching: (T

R

/T

F

)

90

111

%

For 50 pF load.

T

DRATEFS

Full-Speed Data Rate

12 – 0.25%

12

12 + 0.25%

Mbps

TFallF
TFallS

TRiseF
TRiseS

90%

10%

GPIO

Pin

Output

Voltage

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