MAX4890 Maxim, MAX4890 Datasheet - Page 3

• Manufacturer Part Number: MAX4890
• Description: The MAX4890/MAX4891/MAX4892 high-speed analog switches meet the needs of 10/100/1000 Base-T applications
• Manufacturer: Maxim

ELECTRICAL CHARACTERISTICS (continued)
(V+ = +3V to +3.6V, T
Note 2: Specifications at -40°C are guaranteed by design.
Note 3: Guaranteed by design.
Crosstalk
Differential Crosstalk
SWITCH DYNAMICS
On-Channel -3dB Bandwidth
Off-Capacitance
On-Capacitance
Off-Capacitance, LED Switches
On-Capacitance, LED Switches
Turn-On Time
Turn-Off Time
Propagation Delay
Output Skew Between Ports
Output Skew Same Port
SWITCH LOGIC
Input-Voltage Low
Input-Voltage High
Input-Logic Hysteresis
Input Leakage Current
Operating Supply-Voltage Range
Quiescent Supply Current
PARAMETER
10/100/1000 Base-T Ethernet LAN Switch
_______________________________________________________________________________________
A
= T
MIN
to T
MAX
SYMBOL
t
C
C
PLH,
, unless otherwise noted. Typical values are at V+ = 3.3V, T
V
V
V
V
OFFLED
t
C
t
V
V
V
ONLED
C
SK(p)
t
SK(o)
I
DCT1
DCT2
DCT3
BW
t
HYST
V
OFF
V
SEL
V+
CT1
CT2
CT3
OFF
ON
I+
ON
IH
IL
t
PHL
Any switch to any
switch R
Figure 3
R
Figure 4
R
f = 1MHz, _B_ inputs
f = 1MHz, _B_ inputs
f = 1MHz, _LED inputs
f = 1MHz, _LED inputs
V
V
C
Skew between A4 and A5 and any other
port, Figure 7
Skew between opposite transitions in same
port
V+ = 3.6V, V
V+ = 3.6V, V
A_
A_
L
L
L
= 100Ω,
= 100Ω, Differential pair
= 10pF, Figure 6
= 1V, Figure 5
= 1V, Figure 5
L
= 100Ω,
SEL
SEL
CONDITIONS
= 0 or V+
= 0 or V+
1MHz < f < 30MHz
30MHz < f < 60MHz
60MHz < f < 100MHz
1MHz < f < 30MHz
30MHz < f < 60MHz
60MHz < f < 100MHz
MIN
A
2.0
-5
3
= +25°C.) (Note 2)
1000
TYP
0.15
0.01
0.07
100
280
-45
-40
-35
-60
-55
-50
3.5
6.5
20
22
25
20
MAX
450
0.8
3.6
+5
50
40
UNITS
MHz
mV
dB
dB
pF
pF
pF
pF
uA
µA
ns
ns
ns
ns
ns
V
V
3