Marvel Group Integrated Controller 88F6281 - Manual (Page 126)

88F6281
Hardware Specifications
Doc. No. MV-S104859-U0 Rev. E Copyright © 2008 Marvell
Page 126 Document Classification: Proprietary Information December 2, 2008, Preliminary
Table 70: USB Full Speed Driver and Receiver Characteristics
Min Max
Baud Rate BR Mbps -
Baud rate tolerance Bppm -2500.0 2500.0 ppm -
Ouput single ended high VOH 2.8 3.6 V 1
Ouput single ended low VOL 0.0 0.3 V 2
Output signal crossover voltage VCRS 1.3 2.0 V 4
Output rise time TFR 4.0 20.0 ns 3, 4
Output fall time TFL 4.0 20.0 ns 3, 4
Source jitter total: to next transition TDJ1 -3.5 3.5 ns 5, 6
Source jitter total: for paired transitions TDJ2 -4.0 4.0 ns 5, 6
Source jitter for differential transition to SE0 transition TFDEOP -2.0 5.0 ns 6
Input single ended high VIH 2.0 - V -
Input single ended low VIL - 0.8 V -
Differential input sensitivity VDI 0.2 - V -
Receiver jitter : to next transition tJR1 -18.5 18.5 ns 6
Receiver jitter: for paired transitions tJR2 -9.0 9.0 ns 6
Notes:
General Comment: For more information, refer to Universal Serial Bus Specification, Revision 2.0, April 2000.
General Comment: The load is 100 ohm differential for these parameters, unless otherw ise specified.
General Comment: To comply w ith the values presented in this table, refer to your local
Marvell representative for register settings.
1.. Defined w ith 1.425 kilohm pull-up resistor to 3.6V.
2.. Defined w ith 14.25 kilohm pull-dow n resistor to ground.
3. Defined from 10% to 90% for rise time and 90% to 10% for fall time.
4. See "Data Signal Rise and Fall Time" w aveform.
5. Including frequency tolerance. Timing difference betw een the differential data signals.
6. Defined at crossover point of differential data signals.
Driver Parameters
Receiver Parameters
12.0
Notes Description Sym bol
Full Speed
Units