MAX4755 Maxim, MAX4755 Datasheet - Page 10

• Manufacturer Part Number: MAX4755
• Description: The MAX4754/MAX4754A/MAX4755/MAX4756/MAX4756A low on-resistance, analog switches operate from a single +1
• Manufacturer: Maxim

0.5 Ω , Quad SPDT Switches in UCSP/QFN
Figure 1. Switching Time
Figure 2. Break-Before-Make Interval
Figure 3. Charge Injection
10
MAX4754/MAX4754A
MAX4755/MAX4756/
MAX4754/MAX4754A
MAX4755/MAX4756/
MAX4754/MAX4754A
MAX4755/MAX4756/
MAX4756A
MAX4756A
______________________________________________________________________________________
MAX4756A
V
GEN
LOGIC
INPUT
LOGIC
INPUT
V
N_
V
N_
R
GEN
C
V
C
OUT
L
L
INCLUDES FIXTURE AND STRAY CAPACITANCE.
NC_
NO_
IN_
NO_
OR NC_
IN_
INCLUDES FIXTURE AND STRAY CAPACITANCE.
NC_
OR NO_
= V
GND
GND
N_
(
R
L
GND
R
+ R
L
ON
IN_
)
V+
V+
V
V+
V+
COM_
IL
COM_
TO V
COM_
V+
V+
IH
R
L
R
L
C
L
V
OUT
C
V
OUT
L
C
V
L
OUT
OUTPUT
SWITCH
V
OUT
LOGIC
INPUT
IN
IN
Timing Circuits/Timing Diagrams
LOGIC
INPUT
V
V+
0V
0V
OUT
OFF
OFF
LOGIC INPUT WAVEFORMS INVERTED FOR SWITCHES
THAT HAVE THE OPPOSITE LOGIC SENSE.
V+
0V
IN DEPENDS ON SWITCH CONFIGURATION;
INPUT POLARITY DETERMINED BY SENSE OF SWITCH.
V
t
50%
OUT
ON
Q = (ΔV
50%
0.9 x V
ON
ON
OUT
)(C
0UT
t
BBM
L
)
t
OFF
50%
ΔV
t r < 5ns
t f < 5ns
OUT
0.9 x V
OFF
OFF
0.9 x V
OUT
OUT