MAX4644
High-Speed, Low-Voltage, 4
Ω
,
SPDT CMOS Analog Switch
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: ΔR
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 unconnected.
Note 6: Off-Isolation = 20log
10
(V
O
/ V
I
), where V
O
is V
COM
and V
I
is either V
NC
or V
NO
from the network analyzer.
Note 7: Crosstalk is measured between the two switches.
NO or NC = GND, f = 1MHz, Figure 5
C
L
= 5pF, R
L
= 50Ω,
Figure 3
V
GEN
= 0V, R
GEN
= 0V, 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
-62
-80
V
ISO
Off-Isolation (Note 6) dB
-55
V0.4V
IL
Input-Logic Low
V2.0V
IH
Input-Logic High
pF12
C
NO(OFF)
,
C
NC(OFF)
NO, NC Off-Capacitance
pC5QCharge Injection
μA-0.1 0.005 0.1I
IN
Input Current
ns
22
t
ON
Turn-On Time (Note 4)
ns
8
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
8
t
OFF
Turn-Off Time (Note 4)
4 7.5
T
A
= T
MIN
to T
MAX
T
A
= +25°C
Break-Before-Make (Note 4)
T
A
= +25°C
T
A
= T
MIN
to T
MAX
1
f = 1MHz, Figure 5 pF34C
(ON)
Switch On-Capacitance
-82
V
CT
Crosstalk (Note 7)
f = 10MHz
f = 1MHz
f = 10MHz
f = 1MHz
V+ = 3.3V, V
IN
= 0V or V+ μA0.001 1.0I+Positive Supply Current
DIGITAL INPUTS
DYNAMIC
SUPPLY
