Datasheet

TUSB1105, TUSB1106
www.ti.com SCAS818E –MAY 2006–REVISED SEPTEMBER 2010
Dynamic Electrical Characteristics – Analog I/O Pins (D+, D–)
(1) (2)
Driver Characteristics, Full-Speed Mode
over recommended ranges of operating free-air temperature and supply voltage, V
CC
= 4 V to 5.5 V or V
reg(3.3)
= 3 V to 3.6 V,
V
CC(I/O)
= 1.65 V to 3.6 V, V
GND
= 0 V, see Table 10 for valid voltage level combinations, T
A
= –40°C to 85°C
(unless otherwise noted)
PARAMETER TEST CONDITIONS MIN MAX UNIT
C
L
= 50 pF to 125 pF,
t
FR
Rise time 4 20 ns
10% to 90% of |V
OH
– V
OL
| (see Figure 1)
C
L
= 50 pF to 125 pF,
t
FF
Fall time 4 20 ns
90% to 10% of |V
OH
– V
OL
| (see Figure 1)
Differential rise/fall time matching
FRFM Excluding the first transition from idle state 90 111.1 %
(t
FR
/t
FF
)
V
CRS
Output signal crossover voltage Excluding the first transition from idle state (see Figure 10) 1.3 2 V
(1) Test circuit, see Figure 13
(2) Driver timing in low-speed mode is not specified. Low-speed delay timings are dominated by the slow rise/fall times t
LR
and t
LF
.
Dynamic Electrical Characteristics – Analog I/O Pins (D+, D–)
(1) (2)
Driver Characteristics, Low-Speed Mode
over recommended ranges of operating free-air temperature and supply voltage, V
CC
= 4 V to 5.5 V or V
reg(3.3)
= 3 V to 3.6 V,
V
CC(I/O)
= 1.65 V to 3.6 V, V
GND
= 0 V, see Table 10 for valid voltage level combinations, T
A
= –40°C to 85°C
(unless otherwise noted)
PARAMETER TEST CONDITIONS MIN MAX UNIT
C
L
= 200 pF to 600 pF,
t
LR
Rise time 75 300 ns
10% to 90% of |V
OH
– V
OL
| (see Figure 1)
C
L
= 200 pF to 600 pF,
t
LF
Fall time 75 300 ns
90% to 10% of |V
OH
– V
OL
| (see Figure 1)
Differential rise/fall time matching
LRFM Excluding the first transition from idle state 80 125 %
(t
LR
/t
LF
)
V
CRS
Output signal crossover voltage Excluding the first transition from idle state (see Figure 10) 1.3 2 V
(1) Test circuit, see Figure 13
(2) Driver timing in low-speed mode is not specified. Low-speed delay timings are dominated by the slow rise/fall times t
LR
and t
LF
.
Dynamic Electrical Characteristics – Analog I/O Pins (D+, D–)
(1) (2)
Driver Timing, Full-Speed Mode
over recommended ranges of operating free-air temperature and supply voltage, V
CC
= 4 V to 5.5 V or V
reg(3.3)
= 3 V to 3.6 V,
V
CC(I/O)
= 1.65 V to 3.6 V, V
GND
= 0 V, see Table 10 for valid voltage level combinations, T
A
= –40°C to 85°C
(unless otherwise noted)
PARAMETER TEST CONDITIONS MIN MAX UNIT
t
PLH(drv)
LOW to HIGH (see Figure 4) 18
Driver propagation delay
ns
(VO/VPO, FSE0/VMO to D+, D–)
t
PHL(drv)
HIGH to LOW (see Figure 4) 18
t
PHZ
HIGH to OFF (see Figure 2) 15
Driver disable delay (OE to D+, D–) ns
t
PLZ
LOW to OFF (see Figure 2) 15
t
PZH
OFF to HIGH (see Figure 2) 15
Driver enable delay (OE to D+, D–) ns
t
PZL
OFF to LOW (see Figure 2) 15
(1) Test circuit, see Figure 13
(2) Driver timing in low-speed mode is not specified. Low-speed delay timings are dominated by the slow rise/fall times t
LR
and t
LF
.
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