Datasheet

MAX4641/MAX4642/MAX4643
High-Speed, Low-Voltage, 4Ω, Dual SPST
CMOS Analog Switches
6 _______________________________________________________________________________________
Typical Operating Characteristics (continued)
(V+ = +5V or +3V, V
INH
= V+, V
INL
= GND, T
A
= +25°C, unless otherwise noted.)
NAME FUNCTION
MAX4641
1, 5 NO1, NO2 Analog Switch Normally Open Terminals
– NC1, NC2 Analog Switch Normally Closed Terminals
– NO1 Analog Switch Normally Open Terminal
4 GND Ground
3, 7 IN2, IN1 Logic-Controlled Inputs
2, 6 COM1, COM2 Analog Switch Common Terminals
– NC2 Analog Switch Normally Closed Terminal
8 V+ Positive Supply Input. Bypass with a 0.1µF capacitor to GND.
Pin Description
0
0.01 0.1 1 10 100 1000
-10
-40
-50
-30
-20
-60
-70
-80
-90
-100
FREQUENCY RESPONSE
MAX4641/2/3toc10
FREQUENCY (MHz)
(dB/div)
OFF-ISOLATION
ON-LOSS
V+ = 5V
0
0.01 1 100.1 100
MAX4641/2/3toc11
FREQUENCY (MHz)
CROSSTALK (dB)
-100
-80
-60
-40
-20
CROSSTALK vs. FREQUENCY
0.05
0.01 1 100.1 100
TOTAL HARMONIC DISTORTION
vs. FREQUENCY
MAX4641/2/3toc12
FREQUENCY (kHz)
THD (%)
0
0.01
0.02
0.03
0.04
V+ = 5V
MAX4643
–
PIN
–
1
4
3, 7
2, 6
5
8
MAX4642
–
1, 5
–
4
3, 7
2, 6
–
8
Note: NO_, NC_, and COM_ pins are identical and interchangeable. Signals can be passed through either side of these bidirectional
switches. However, the typical off-capacitances differ, as shown in the Electrical Characteristics.