MAX4760_09 Datasheet, PDF (10/14 Pages) Maxim Integrated Products – High-Bandwidth, Quad DPDT Switches

High-Bandwidth, Quad DPDT Switches
Timing Circuits/Timing Diagrams (continued)
A+
TxD+
R_s
MAX4760/MAX4760A
MAX4761/MAX4761A
A-
TxD-
R_s
R_s = 39Ω
C_L = 50pF
B+
C_L
INPUT A
INPUT A-
B-
OUTPUT B
C_L
OUTPUT B-
|t_{ro -} t_ri| DELAY DUE TO SWITCH FOR RISING INPUT AND RISING OUTPUT SIGNALS.
|t_{fo -} t_fi| DELAY DUE TO SWITCH FOR FALLING INPUT AND FALLING OUTPUT SIGNALS.
|t_{skew_o}| CHANGE IN SKEW THROUGH THE SWITCH FOR OUTPUT SIGNALS.
|t_{skew_i}| CHANGE IN SKEW THROUGH THE SWITCH FOR INPUT SIGNALS.
Figure 4. Input/Output Skew Timing Diagram
t_ri
90%
50%
10%
t_{skew_i}
90%
50%
10%
t_fi
t_ro
90%
50%
10%
t_{skew_o}
90%
50%
10%
t_fo
MAX4760/MAX4760A
MAX4761/MAX4761A
R_GEN
V_GEN
NC_
OR NO_
GND
V+
V+
COM_
IN_
V_IL TO V_IH
V_OUT
C_L
V_OUT
IN
OFF
ΔV_OUT
OFF
ON
ON
OFF
OFF
IN
Q = (ΔV_OUT)(C_L)
LOGIC INPUT WAVEFORMS INVERTED FOR SWITCHES
THAT HAVE THE OPPOSITE LOGIC SENSE.
Figure 5. Charge Injection
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