OXU121HP Datasheet, PDF (8/22 Pages) Oxford Semiconductor – USB On-The-Go Full-Speed Host and High-Speed Peripheral Controller

OXU121HP Data Sheet
Oxford Semiconductor, Inc.
Table 8 DC Characteristics, Charge Pump
Symbol
CV_out
V_DD1.8
V_DDW
Note:
Parameter
Output voltage
Condition
Min
Driving current <= 100 mA
4.75
Max
Unit
5.07
V
Driving current
V_CPSUPPLY = 3.3 V
Output voltage = 5 V
100
mA
Start-up time when enabled
V_CPSUPPLY = 3.3 V
RV_out = 4.5 V (90%)
400 (typical)
µs
The charge pump supply V_CPSUPPLY supplies the external components of the charge
pump circuit.
Table 9 AC Characteristics, High-Speed DP_P and DM_P Driver Characteristics
Symbol
Parameter
Condition
Min
t_HSR
High-speed differential rise time
500
t_HSF
High-speed differential fall time
500
R_DRV
Driver output impedance
Equivalent resistance used as internal
40.5
chip
Max
Unit
ps
ps
49.5
Ω
Table 10 AC Characteristics, Full-Speed DP₁, DP₂, DM₁, DM₂ Driver Characteristics
Symbol
Parameter
Condition
Min
t_FR
t_FF
t_FRFM
Z_DRV
Rise time
Fall time
T_R/T_F matching
Driver output resistance
C_L = 50 pF
4
C_L = 50 pF
4
90
Steady state drive with external 33 Ω
3
series resistor
Max
Unit
20
ns
20
ns
110
%
9
Ω
Table 11 AC Characteristics, Low-Speed DP₁, DP₂, DM₁, DM₂ Driver Characteristics
Symbol
Parameter
Condition
Min
t_LR
Rise time
C_L = 200 - 600 pF
75
t_LF
Fall time
C_L = 200 - 600 pF
75
t_FRFM
T_R/T_F matching
80
Max
Unit
300
ns
300
ns
125
%
8
External--Free Release
DS-0040 Aug 06