Datasheet

MAX4737/MAX4738/MAX4739
4.5 Ω Quad SPST Analog Switches in UCSP
12 ______________________________________________________________________________________
V
GEN
GND
COM_
C
L
V
OUT
V+
V
OUT
IN
OFF
ON
OFF
∆
V
OUT
Q = (
∆
V
OUT
)(C
L
)
NC_
LOGIC INPUT WAVEFORMS INVERTED FOR SWITCHES
THAT HAVE THE OPPOSITE LOGIC SENSE.
OFF
ON
OFF
IN
V
IL
TO V
IH
V+
R
GEN
IN_
MAX4737/
MAX4738/
MAX4739
OR NO_
Figure 4. Charge Injection
V+
C = 0.1
µ
F
NC_ or NO_
V+
IN_
0V OR V+
GND
COM_
50
Ω
*
ANALYZER
*USED ONLY FOR OFF-ISOLATION TEST.
SIGNAL
GENERATOR
0dBm
MAX4737/
MAX4738/
MAX4739
Figure 5a. On-Loss and Off-Isolation
V+
C = 0.1
µ
F
V+
0V OR V+
GND
ANALYZER
SIGNAL GENERATOR
0dBm
COM1
IN1
NO2
0V TO V+
NO1
IN2
COM2
50
Ω
N.C.
MAX4737/
MAX4738/
MAX4739
Figure 5b. Crosstalk Test Circuit
CAPACITANCE
METER
NC_ or NO_
COM_
GND
IN_
0V OR V+
C = 0.1
µ
F
V+
f = 1MHz
V+
MAX4737/
MAX4738/
MAX4739
Figure 6. Channel Off-/On-Capacitance
Test Circuits/Timing Diagrams (continued)
Chip Information
TRANSISTOR COUNT: 361
PROCESS: CMOS