Datasheet

MAX4947/MAX4948
Hex SPDT Data Switch
_______________________________________________________________________________________ 3
PARAMETER SYMBOL CONDITIONS T
A
MIN TYP MAX UNITS
+25°C -6 +6
COM_ Off-Leakage Current I
COM
_
(
OFF
)
V
CC
= 3.6V (MAX4948);
V
COM
_ = 3.3V, 0.3V;
V
NO
_ or V
NC
_ = 0, 3V, 3.3V
T
MIN
to
T
MAX
-10 +10
nA
DYNAMIC
+25°C 400 800
Turn-On Time t
ON
V
CC
= 2.7V; V
NO
_ or V
NC
_= 1.5V;
R
L
= 50Ω;
C
L
= 35pF, Figure 1
T
MIN
to
T
MAX
800
ns
+25°C 300 800
Turn-Off Time t
OFF
V
CC
= 2.7V; V
NO
_ or V
NC
_= 1.5V;
R
L
= 50Ω;
C
L
= 35pF, Figure 1
T
MIN
to
T
MAX
800
ns
+25°C 100
Break-Before-Make t
BBM
V
CC
= 2.7V; V
NO
_ or V
NC
_= 1.5V;
R
L
= 50Ω; C
L
= 35pF, Figure 2
(Note 7)
T
MIN
to
T
MAX
2
ns
HIGH-SPEED TIMING CHARACTERISTICS (rising time = 20ns)
Skew t
SKEW
V
CC
= 2.7V; R
S
= 39Ω; C
L
= 50pF,
Figure 3
T
MIN
to
T
MAX
0.2 ns
Charge Injection Q
V
GEN
= 0, R
GEN
= 0, C
L
= 1nF ,
Figure 4
+25°C 10 pC
-3dB Bandwidth BW
Signal = 0dBm, C
L
= 5pF,
R
L
= 50Ω, Figure 5
+25°C 300 MHz
Off-Isolation V
ISO
C
L
= 5pF; R
L
= 50Ω;
V
COM
_ = 1V
P-P
, f = 1MHz,
Figure 5 (Note 8)
+25°C -70 dB
Crosstalk V
CT
C
L
= 5pF; R
L
= 50Ω; f = 1MHz,
V
COM
_ = 1V
P-P
, Figure 5 (Note 9)
+25°C -90 dB
NC_ or NO_ Off-Capacitance
C
NC
_
(OFF)
C
NO
_
(
OFF
)
NC_ = NO_ = 0V, f = 1MHz
Figure 6
+25°C 15 pF
COM_ Off-Capacitance C
C OM _
(
OF F
)
V
COM
= GND, f = 1MHz
(MAX4948), Figure 6
+25°C 25 pF
COM_ On-Capacitance C
COM
_
(
ON
)
COM_ = 0V, f = 1MHz, Figure 6 +25°C 30 pF
DIGITAL I/O (EN, CB_)
Input-Logic High V
IH
T
MIN
to
T
MAX
1.6 V
Input-Logic Low V
IL
T
MIN
to
T
MAX
0.5 V
Input Leakage Current I
CB
V
CB_
= 0 or V
CC
T
MIN
to
T
MAX
1µA
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
= +3V, T
A
= +25°C.) (Notes 2, 3)