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PRELIMINARY
S3C6400X RISC MICROPROCESSOR
ELECTRICAL DATA
41-39
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
USB HOST1.1 AC ELECTRICAL CHARACTERISTICS
1. AC Electrical Characteristics (Driver@FS)
Parameter Symbol
Conditions
Min
Typ
Max
Unit
Rise Time
Tr
CL = 50 pF
4
20
ns
Fall Time
Tf
CL = 50 pF
4
20
ns
Differential Rise and Fall Timing Matching
TRFM
90
111.11 %
Output Signal Crossover Voltage
VCRS
1.3
2.0
V
Driver Output Resistance
ZDRV
Steady State Drive
External Resistance 39
Ω
39 44
Ω
2. AC Electrical Characteristics (Driver@LS)
Parameter Symbol
Conditions
Min
Typ
Max
Unit
Rise Time
Tr
CL = 200 ~450pF
75
300
ns
Fall Time
Tf
CL = 200 ~450pF
75
300
ns
Differential Rise and Fall Timing Matching
TRFM
80
125
%
Output Signal Crossover Voltage
VCRS
1.3
2.0
V