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CY7C65640A
Document #: 38-08019 Rev. *I
Page 18 of 21
14.4
AC Electrical Characteristics
Both the upstream USB transceiver and all four downstream transceivers have passed the USB-IF USB 2.0 Electrical Certification
Testing.
14.4.1
Serial Peripheral Interface
14.4.2
Eye Diagram
15.0
Ordering Information
Parameter
Description
Conditions
Min.
Typ.
Max.
Unit
Clock Rise/Fall Time
500
ns
Clock Frequency
250
kHz
Data Set-up Time
50
ns
Hold Time
100
ns
Reset period
1.9
ms
Ordering Code
Package Type
CY7C65640A-LFXC
56-pin QFN Lead-free Package
CY4602
TetraHub USB 2.0 4 port Hub Reference Design Kit
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