Datasheet

MAX4721/MAX4722/MAX4723
4.5 Ω Dual SPST Analog Switches in UCSP
______________________________________________________________________________________ 11
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_
MAX4721/
MAX4722/
MAX4723
OR NO_
Figure 4. Charge Injection
MAX4721/
MAX4722/
MAX4723
V+
C = 0.1µF
NC_ or NO_
V+
IN_
0V OR V+
GND
COM_
50Ω*
ANALYZER
*USED ONLY FOR OFF-ISOLATION TEST.
SIGNAL
GENERATOR
0dBm
Figure 5a. On-Loss, Off-Isolation, and Crosstalk
MAX4721/
MAX4722/
MAX4723
V+
C = 0.1µF
V+
0V OR V+
GND
ANALYZER
SIGNAL GENERATOR
0dBm
COM1
IN1
NO2
0V TO V+
NO1
IN2
COM2
50Ω
N.C.
Figure 5b. Crosstalk Test Circuit
CAPACITANCE
METER
NC_ or NO_
COM_
GND
IN_
0V OR V+
C = 0.1µF
V+
f = 1MHz
V+
MAX4721/
MAX4722/
MAX4723
Figure 6. Channel Off/On-Capacitance
Test Circuits/Timing Diagrams (continued)
Chip Information
TRANSISTOR COUNT: 181
PROCESS: BiCMOS