MAX4641/MAX4642/MAX4643
High-Speed, Low-Voltage, 4Ω, Dual SPST
CMOS Analog Switches
4 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS—Single +3V Supply (continued)
(V+ = +2.7V to +3.3V, V
INH
= 2.0V, V
INL
= 0.4V, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.)
Note 2: ∆R
ON
= R
ON(MAX)
- R
ON(MIN)
.
Note 3: R
ON
Flatness is defined as the difference between the maximum and minimum value of on-resistance as measured over the
specified analog signal range.
Note 4: Guaranteed by design.
Note 5: On-Leakage performed with voltage applied to COM_, with NO_ and NC_ left floating.
Note 6: Off-Isolation = 20log
10
(V
O_
/ V
I_
), where V
O
is V
COM_
and V
I
is V
NC_
or V
NO_
from the network analyzer.
Note 7: Crosstalk is measured between the two switches.
Note 8: R
ON
and ∆R
ON
matching specifications for QFN-packaged parts are guaranteed by design.
f =1MHz, Figure 5
NO_ or NC_ = GND, f = 1MHz, Figure 5
C
L
= 5pF, R
L
= 50Ω,
Figure 3
V
GEN
= 0, R
GEN
= 0, C
L
= 1nF, Figure 4
V
IN_
= 0.4V or 2.0V
R
L
= 300Ω, C
L
=
35pF, V
NO_
=
V
NC_
= 2V, Figure 2
C
L
= 5pF, R
L
= 50Ω,
Figure 3
R
L
= 300Ω, C
L
=
35pF, V
NO_
=
V
NC_
= 2V, Figure 2
CONDITIONS
dB
-77
-80
V
ISO
Off-Isolation (Note 6) dB
-56
V0.4V
IL
IN_ Input Logic Low
V2.0V
IH
IN_ Input Logic High
pF7C
COM_(OFF)
COM_ Off-Capacitance
pF7
C
NO_(OFF)
,
C
NC_(OFF)
NO_, NC_ Off-Capacitance
pC2QCharge Injection
µA-0.1 0.005 0.1I
IN
IN_ Input Current
ns
22
t
ON
Turn-On Time (Note 4)
ns
7
t
BBM
UNITSMIN TYP MAXSYMBOLPARAMETER
14 20
T
A
= T
MIN
to T
MAX
T
A
= +25°C
R
L
= 300Ω, C
L
=
35pF, V
NO_
=
V
NC_
= 2V, Figure 2
ns
11
t
OFF
Turn-Off Time (Note 4)
610
T
A
= T
MIN
to T
MAX
T
A
= +25°C
Break-Before-Make (Note 4)
(MAX4643 only)
T
A
= +25°C
T
A
= T
MIN
to T
MAX
1
f =1MHz, Figure 5 pF18C
(ON)
Switch On-Capacitance
-97
V
CT
Crosstalk (Note 7)
f = 10MHz
f = 1MHz
f = 10MHz
f = 1MHz
V+ = 3.3V, V
IN_
= 0 or V+ µA0.001 1.0I+Positive Supply Current
DIGITAL INPUTS
DYNAMIC
SUPPLY
