Datasheet

MAX4741/MAX4742/MAX4743
0.8 Ω , Low-Voltage, Single-Supply Dual SPST
Analog Switches
4 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS—Single +1.8V Supply
(V+ = +1.8V, V
IH
= +1.0V, V
IL
= 0.4V, T
A
= T
MIN
to T
MAX
, unless otherwise specified. Typical values are at T
A
= +25°C.) (Notes 2, 3)
PARAMETER
SYMBOL
CONDITIONS T
A
MIN TYP MAX
UNITS
ANALOG SWITCH
Analog Signal Range
V
COM
_,
V
NO
_,
V
NC
_
0V+V
+25°C 1.3 2.5
On-Resistance R
ON
I
COM
_ = 10mA,
V
NO
_ or V
NC
_ = 0.9V
T
MIN
to T
MAX
5
Ω
+25°C -1 1
NO_ or NC_ Off-Leakage
Current
I
NO_(OFF)
,
I
NC_
(
OFF
)
V
COM
_ = 0.3V, 1.5V;
V
NO
_ or V
NC
_ = 1.5V,
0.3V
T
MIN
to T
MAX
-5 5
nA
+25°C -1 1
COM_ Off-Leakage Current
I
COM_
(
OFF
)
V
COM
_ = 0.3V, 1.5V;
V
NO
_ or V
NC
_ = 1.5V,
0.3V
T
MIN
to T
MAX
-5 5
nA
+25°C -2 2
COM_ On-Leakage Current
I
COM_
(
ON
)
V
COM
_ = 0.3V, 1.5V,
V
NO
_ or V
NC
_ = 0.3V,
1.5V, or floating
T
MIN
to T
MAX
-10 10
nA
SWITCH DYNAMIC CHARACTERISTICS
+25°C 25 35
Turn-On Time t
ON
V
NO
_, V
NC
_ = 1.5V,
R
L
= 50Ω, C
L
= 35pF,
Figure 1
T
MIN
to T
MAX
40
ns
+25°C 16 25
Turn-Off Time t
OFF
V
NO
_, V
NC
_ = 1.5V,
R
L
= 50Ω, C
L
= 35pF,
Figure 1
T
MIN
to T
MAX
30
ns
+25°C 10
Break-Before-Make (Note 6) t
BBM
V
NO
_, V
NC
_ = 1.5V,
R
L
= 50Ω, C
L
= 35pF,
Figure 1 (MAX4743)
T
MIN
to T
MAX
1
ns
Charge Injection Q
V
GEN
= 0, R
GEN
= 0,
C
L
= 1nF, Figure 2
+25°C 16 pC
Off-Isolation (Note 7) V
ISO
f = 1M H z, V
N O
_ = V
N C
_
= 1V
RM S
, R
L
= 50Ω,
C
L
= 5p F, Fi g ur e 2
+25°C -50 dB
Crosstalk (Note 8)
f = 1M H z, V
C OM
_ = 1V
RM S
,
R
L
= 50Ω,
C
L
= 5p F, Fi g ur e 2
+25°C
-110
dB