Cypress CY7C64215 manual AC General Purpose IO Specifications, AC Full-Speed USB Specifications

CY7C64215

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 < TA < 70°C, or 3.0V to 3.6V and 0°C < TA < 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
FGPIO	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%

Figure 7. GPIO Timing Diagram

90%

GPIO

Pin

Output

Voltage

10%

TRiseF	TFallF
TRiseS	TFallS

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 < TA < 70°C, or 3.0V to 3.6V and 0°C < TA < 70°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and are for design guidance only.

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

Parameter

Description

Min

Typ

Max

Unit

Notes

TRFS	Transition Rise Time	4	–	20	ns	For 50 pF load.
TFSS	Transition Fall Time	4	–	20	ns	For 50 pF load.
TRFMFS	Rise/Fall Time Matching: (TR/TF)	90	–	111	%	For 50 pF load.
TDRATEFS	Full-Speed Data Rate	12 – 0.25%	12	12 + 0.25%	Mbps

Document 38-08036 Rev. *C Page 22 of 30

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