MAX4910 Maxim, MAX4910 Datasheet - Page 10

• Manufacturer Part Number: MAX4910
• Description: The MAX4910/MAX4911/MAX4912 quad, singlepole/double-throw (SPDT), clickless audio switches feature negative signal capability that allows signals as low as VCC -5
• Manufacturer: Maxim

Quad-SPDT, Clickless Audio Switches
with Negative Signal Handling
Figure 2. Switching Time
Figure 3. Break-Before-Make Interval
Figure 4. Charge Injection
10
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MAX4910
MAX4911
MAX4912
LOGIC
INPUT
MAX4910
MAX4911
MAX4912
MAX4910
MAX4911
MAX4912
V
LOGIC
INPUT
GEN
V
N_
V
NO_
R
C
GEN
L
NO_
OR NC_
CB_
INCLUDES FIXTURE AND STRAY CAPACITANCE.
C
GND
L
NC_
NO_
CB_
INCLUDES FIXTURE AND STRAY CAPACITANCE.
NC_
OR NO_
GND
GND
V
V
COM_
V
CC
CC
V
CC
CB_
CC
COM_
V
IL
TO V
V
V
COM_
CC
CC
IH
R
L
R
L
C
V
C
L
OUT
L
V
C
OUT
V
L
OUT
SWITCH
OUTPUT
LOGIC
INPUT
V
CB_
CB_
OUT
Test Circuits/Timing Diagrams
LOGIC
INPUT
V
V
0V
0V
CC
OUT
OFF
OFF
V
CB DEPENDS ON SWITCH CONFIGURATION;
INPUT POLARITY DETERMINED BY SENSE OF SWITCH.
CC
0V
LOGIC INPUT WAVEFORMS INVERTED FOR SWITCHES
THAT HAVE THE OPPOSITE LOGIC SENSE.
V
t
50%
OUT
ON
Q = (∆V
50%
0.8 x V
ON
ON
OUT
t
0UT
BBM
)(C
L
)
t
OFF
∆V
t r < 5ns
t f < 5ns
OUT
0.8 x V
0.8 x V
OFF
OFF
OUT
OUT