Datasheet

MAX4645/MAX4646
Fast, Low-Voltage, 2.5Ω, SPST,
CMOS Analog Switches
_______________________________________________________________________________________ 5
-10
0
10
20
30
40
50
60
70
012345
SUPPLY CURRENT vs. SUPPLY VOLTAGE
AND TEMPERATURE
MAX4645/6-04
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (nA)
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
0
4
2
8
6
10
12
-40 0 20-20 40 60 10080
TURN-ON/TURN-OFF TIME
vs. TEMPERATURE
MAX4645/6-05
TEMPERATURE (°C)
t
ON
/t
OFF
(ns)
t
ON
t
OFF
V
COM
= 3V
V+ = 5V
0
2
1
4
3
5
6
7
8
1.0 2.0 2.51.5 3.0 3.5 4.0 4.5 5.0
TURN-ON/TURN-OFF TIME
vs. V
COM
MAX4645/6-06
V
COM
(V)
t
ON
/t
OFF
(ns)
t
ON
t
OFF
V+ = 5V
0
4
2
8
6
10
12
021 345
ON-RESISTANCE vs. V
COM
AND SUPPLY VOLTAGE
MAX4645/6-01
V
COM
(V)
R
ON
(Ω)
V+ = 1.8V
V+ = 2.5V
V+ = 3V
V+ = 5V
0
0.5
1.5
1.0
2.0
2.5
021345
ON-RESISTANCE vs. V
COM
AND TEMPERATURE
MAX4645/6-02
V
COM
(V)
R
ON
(Ω)
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
V+ = 4.5V
1
-40 -20 0 20 40 60 80
0.01
0.1
ON/OFF-LEAKAGE CURRENT
vs. TEMPERATURE
MAX4645/6-03
TEMPERATURE (°C)
ON/OFF-LEAKAGE (nA)
ON-LEAKAGE
OFF-LEAKAGE
V+ = 5.5V
__________________________________________Typical Operating Characteristics
(T
A
= +25°C, unless otherwise noted.)
021 345
CHARGE INJECTION vs. V
COM
MAX4645/6-07
V
COM
(V)
CHARGE INJECTION (pC)
V+ = 5V
V+ = 3V
30
25
20
15
10
5
0
-5
-20
-15
-10
0.016
0.014
0.012
0.010
0.008
0.006
0.004
0.002
0
0.01 1 100.1 100
MAX4645/6-08
FREQUENCY (kHz)
THD (%)
TOTAL HARMONIC DISTORTION
vs. FREQUENCY
INPUT IMPEDANCE = 600Ω
f = 20Hz TO 50kHz
0
-100
0.1 1 10 100 1000
FREQUENCY RESPONSE
-80
MAX4645/6-09
FREQUENCY (MHz)
RESPONSE (dB)
-60
-40
-20
-30
-50
-70
-90
-10
V+ = 5V
50Ω IN AND OUT
ON-LOSS
OFF-LOSS