Datasheet

MAX4850/MAX4850H/MAX4852/MAX4852H
Dual SPDT Analog Switches with
Over-Rail Signal Handling
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= +2.7V to +5.5V, T
A
= -40°C to +85°C, unless otherwise noted. Typical values are at V
CC
= +3.0V, T
A
= +25°C, unless other-
wise noted.) (Note 2)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
COM On-Capacitance C
ON
f = 1MHz (Figure 6) 60 pF
ANALOG SWITCH (7Ω Switch)
Analog Signal Range
V
NO_
, V
NC_
,
V
COM_
0 5.5 V
T
A
= +25°C 7 9
On-Resistance R
ON
V
CC
= 3V, I
COM_
= 10mA, V
NC_
or V
NO_
= 0 to 5.5V (MAX4852)
or V
CC
(MAX4852H)
T
A
= -40°C
to +85°C
10
Ω
T
A
= +25°C 0.2 0.4
On-Resistance Match
Between Channels
(Notes 3, 4)
ΔR
ON
V
CC
= 3V, I
COM
= 10mA, V
NC_
or
V
NO_
= 1.5V
T
A
= -40°C
to +85°C
0.5
Ω
T
A
= +25°C 2.5 3.75
On-Resistance Flatness
(Note 5)
R
FLAT
V
CC
= 3V, I
COM_
= 10mA, V
NC_
or V
NO_
= 1V, 2V, 3V
T
A
= -40°C
to +85°C
4.0
Ω
T
A
= +25°C -2 +2
NO_/NC_ Off-Leakage
Current
I
OFF
V
CC
= 5.5V, V
NC_
or V
NO_
= 1V
or 4.5V, V
COM_
= 4.5V or 1V
T
A
= -40°C
to +85°C
-10 +10
nA
T
A
= +25°C -2 +2
COM_ On-Leakage Current I
ON
V
CC
= 5.5V; V
NC_
or V
NO_
= 1V,
4.5V, or floating; V
COM_
= 1V,
4.5V, or floating
T
A
= -40°C
to +85°C
-12.5 +12.5
nA
-3dB Bandwidth BW Signal = 0dBm, R
L
= 50Ω, C
L
= 5pF (Figure 5) 135 MHz
NO_/NC_ Off-Capacitance C
OFF
f = 1MHz (Figure 6) 12 pF
COM On-Capacitance C
ON
f = 1MHz (Figure 6) 50 pF
DYNAMIC CHARACTERISTICS
Signal Over-Rail to High-Z
Switching Time
t
HIZ
MAX4850H/MAX4852H, V
NO_
or V
NC_
= V
CC
to
(V
CC
+ 0.5V), V
CC
< 5V (Figure 1)
0.5 1 µs
High-Z to Low-Z Switching
Time
t
HIZB
MAX4850H/MAX4852H, V
NO_
or V
NC_
=
(V
CC
+ 0.5V) to V
CC
, V
CC
< 5V (Figure 1)
0.5 1 µs
Skew (Note 3) t
SKEW
R
S
= 39Ω, C
L
= 50pF (Figure 2) 0.1 1 ns
Propagation Delay (Note 3) t
PD
R
S
= 39Ω, C
L
= 50pF (Figure 2) 0.9 2 ns
T
A
= +25°C 40 60
Turn-On Time t
ON
V
CC
= 3V, V
NO_
or V
NC_
= 1.5V,
R
L
= 300Ω, C
L
= 50pF (Figure 1)
T
A
= -40°C
to +85°C
100
ns
T
A
= +25°C 30 40
Turn-Off Time t
OFF
V
CC
= 3V, V
NO_
or V
NC_
= 1.5V,
R
L
= 300Ω, C
L
= 50pF (Figure 1)
T
A
= -40°C
to +85°C
60
ns