MAX3450 MAXIM [Maxim Integrated Products], MAX3450 Datasheet - Page 4

• Manufacturer Part Number: MAX3450
• Manufacturer: MAXIM [Maxim Integrated Products]

±15kV ESD-Protected USB Transceivers
TIMING CHARACTERISTICS
(V
are at V
Note 1: Parameters are 100% production tested at +25°C, unless otherwise noted. Limits over temperature are guaranteed by
Note 2: Guaranteed by design, not production tested.
Note 3: Production tested to +2.7V for V
Note 4: Including external 24.3Ω series resistor.
4
DRIVER CHARACTERISTICS (FULL-SPEED MODE, C
Rise Time
Fall Time
Rise-/Fall-Time Matching
(Note 2)
Output-Signal Crossover
Voltage (Note 2)
Driver Propagation Delay
(Figures 2, 6)
Driver Disable Delay
(Figure 3)
Driver Enable Delay
(Figure 3)
DRIVER CHARACTERISTICS (LOW-SPEED MODE, C
Rise Time
Fall Time
Rise-/Fall-Time Matching
Output-Signal Crossover
Voltage
RECEIVER CHARACTERISTICS (C
D i ffer enti al Recei ver P r op ag ati on
D el ay, Fi g ur es 4, 6
S i ng l e- E nd ed Recei ver
P r op ag ati on D el ay, Fi g ur es 4, 6
Single-Ended Receiver Disable
Delay, Figure 5
Single-Ended Receiver Enable
Delay, Figure 5
BUS
_______________________________________________________________________________________
= +4.0V to +5.5V or V
BUS
design.
PARAMETER
= +5V, V
L
= +2.5V, and T
TRM
= +3.0V to +3.6V, V
SYM B O L
t
t
t
t
t
t
t
t
L
A
PLH_DRV
PHL_DRV
PHZ_DRV
PZH_DRV
PLH_RCV
PHL_RCV
t
t
PLZ_DRV
PZL_DRV
t
t
t
t
V
V
t
t
PLH_SE
PHL_SE
PHZ_SE
PZH_SE
PLZ_SE
PZL_SE
FR
LR
= 15pF)
CRS_F
CRS_L
= +25°C.) (Note 1)
t
t
t
t
L
FR
FF
LR
LF
/t
/t
≤ +3.0V.
FF
LF
10% to 90% of |V
90% to 10% of |V
Excluding the first transition from idle state,
(Figures 1, 6)
Excluding the first transition from idle state,
(Figures 2, 6)
Low-to-high transition
High-to-low transition
High-to-off transition
Low-to-off transition
Off-to-high transition
Off-to-low transition
10% to 90% of |V
90% to 10% of |V
Excluding the first transition from idle state,
Figures 1, 6
Excluding the first transition from idle state,
Figures 2, 6
Low-to-high transition
High-to-low transition
Low-to-high transition
High-to-low transition
High-to-off transition
Low-to-off transition
Off-to-high transition
Off-to-low transition
L
= +1.65V to +3.6V, T
L
L
= 200pF TO 600pF)
= 50pF)
CONDITIONS
OHD
OHD
OHD
OHD
- V
- V
- V
- V
OLD
OLD
OLD
OLD
A
= T
|, Figures 1, 6
|, Figures 1, 6
|, Figures 1, 6
|, Figures 1, 6
MIN
to T
MAX
, unless otherwise noted. Typical values
MIN
1.3
1.3
90
75
75
80
4
4
TYP
MAX
110
300
300
125
2.0
2.0
20
20
18
18
20
20
20
20
22
22
12
12
15
15
15
15
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
%
%
V
V