MAX4758 Maxim, MAX4758 Datasheet - Page 11
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MAX4758
Manufacturer Part Number
MAX4758
Description
The MAX4758/MAX4759 quad double-pole/double-throw (DPDT) analog switches operate from a single +1
Manufacturer
Maxim
Datasheet
1.MAX4758.pdf
(15 pages)
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MAX4758ETX+
Manufacturer:
Maxim
Quantity:
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Figure 4. Input/Output Skew Timing Diagram
Figure 5. Charge Injection
Quad DPDT Audio/Data Switches in UCSP/QFN
MAX4758
MAX4759
V
GEN
|t
|t
|t
|t
ro -
fo -
skew_o
skew_i
______________________________________________________________________________________
TxD+
TxD-
R
t
t
fi
ri
GEN
|
|
|
|
DELAY DUE TO SWITCH FOR RISING INPUT AND RISING OUTPUT SIGNALS.
DELAY DUE TO SWITCH FOR FALLING INPUT AND FALLING OUTPUT SIGNALS.
CHANGE IN SKEW THROUGH THE SWITCH FOR OUTPUT SIGNALS.
CHANGE IN SKEW THROUGH THE SWITCH FOR INPUT SIGNALS.
OR NO_
NC_
GND
R
C
s
L
= 39Ω
= 50pF
IN_
R
R
V
s
s
IL
TO V
COM_
V+
V+
A-
A
IH
Timing Circuits/Timing Diagrams (continued)
C
L
B
B-
V
C
C
OUT
L
L
OUTPUT B
OUTPUT B-
INPUT A
INPUT A-
V
OUT
IN
IN
OFF
OFF
LOGIC INPUT WAVEFORMS INVERTED FOR SWITCHES
THAT HAVE THE OPPOSITE LOGIC SENSE.
90%
10%
10%
90%
Q = ΔV
t
t
t
t
ri
fi
ro
50%
fo
50%
50%
50%
ON
ON
OUT
t
90%
t
skew_i
10%
✕
90%
skew_o
10%
C
L
ΔV
OUT
OFF
OFF
11