MAX14978 Datasheet, PDF (4/15 Pages) Maxim Integrated Products – SuperSpeed USB Passive Switch (Low/Full/Hi/SuperSpeed)

SuperSpeed USB Passive Switch
(Low/Full/Hi/SuperSpeed)
ELECTRICAL CHARACTERISTICS (continued)
(VCC = +3.0V to +5.5V, VDD = +3.0V to +3.6V, TA = -40NC to +85NC, unless otherwise noted. Typical values are at VCC = VDD = +3.3V,
TA = +25NC.) (Note 2)
PARAMETER
Crosstalk (Note 7)
Signaling Data Rate
LOGIC INPUT
Input Logic-High
Input Logic-Low
Input Leakage Current
Input Logic Hysteresis
DYNAMIC PERFORMANCE
Turn-On Time
Turn-Off Time
Propagation Delay
Output Skew Between Switches
Output Skew Between Pairs
SYMBOL
CONDITIONS
MIN
Hi-Speed USB switches,
VNOD_, VNCD_= 0dBm,
RL = RS = 50I, Figure 1
f = 10MHz
f = 250MHz
f = 500MHz
VCT
SuperSpeed USB switch-
es, crosstalk between any ^{f = 50MHz}
two pairs,
RS = RL = 50I, unbal-
anced, Figure 1
f = 1.25GHz
BR
SuperSpeed USB switches, RS = RL = 50I
VIH
VIL
IIN
VHYST
Hi-Speed USB switches
SuperSpeed USB switches,
VSEL2 = 0V or VDD
SuperSpeed USB switches
1.4
-250
-1
Hi-Speed USB switches,
VNOD_ or VNCD_ = 1.5V, RL = 300I,
tON
CL = 35pF, VEN = VCC to 0V, Figure 2
SuperSpeed USB switches,
VNO_ or VNC_ = 1.0V, RL = 50I, Figure 2
tOFF
VNOD_ or VNCD_ = 1.5V, RL = 300I,
CL = 35pF, VEN = 0V to VCC, Figure 2
SuperSpeed USB switches,
VNO_ or VNC_ = 1.0V, RL = 50I, Figure 2
tPLH, tPHL
tSK
Hi-Speed USB switches, RL = RS = 50I,
Figure 3
SuperSpeed USB switches, RL = RS = 50I
Hi-Speed USB switches, skew between
switch 1 and 2, RL = RS = 50I, Figure 3
SuperSpeed USB switches, RS = RL = 50I,
tSK1 unbalanced; skew between any two pairs,
Figure 3
TYP
-73
-54
-33
-53
-32
5.0
100
20
90
1
10
100
50
40
50
MAX UNITS
dB
Gbps
V
0.5
V
+250 nA
+1
FA
mV
100
Fs
250
ns
5
Fs
50
ns
ps
ps
ps
SuperSpeed USB switches, RS = RL = 50I,
Output Skew Between Same Pair tSK2 unbalanced; skew between two lines on
10
ps
same pair, Figure 3
Fault-Protection Response Time
Hi-Speed USB switches,
tFP
VCOMD_ = 0V to 5V step, RL = RS = 50I,
0.5
VCC = 3.3V, Figure 4
5.0
Fs
4