PI3A3159 Datasheet, PDF (6/8 Pages) Pericom Semiconductor Corporation – 3.0V, SOTiny 0.4Ω SPDT Analog Switch

PI3A3159
3.0V, SOTiny^™ 0.4Ω
SPDT Analog Switch
Test Circuits/Timing Diagrams
V_COM
Logic
Input
V_CC
V_CC
NC
NO
RL
VNO
CL RL
50Ω 35pF 50Ω
GND
VOUT
CL
35pF
CL INCLUDES FIXTURE AND STRAY CAPACITANCE
( ) ^{VOUT = VNO}
RL
RL ₊ RON
Logic ^VINH
Input
VINL
50%
tr <20ns
tf <20ns
tOFF
Switch
Output _0V
VOUT _90%
tON
90%
LOGIC INPUT WAVEFORMS INVERTED FOR
SWITCHES THAT HAVE OPPOSITE LOGIC
* 1.5V FOR 3.3V SUPPLY
Figure 1. Switching Time
V_CC
V_GEN
Logic
Input
.1µF
NO or
NC
V_CC
COM
IN
GND
V_OUT
CL
1nF
V_OUT
IN
OFF
OFF
IN
Figure 2. Charge Injection
ON
ON
Q = (∆VOUT)(CL)
∆V_OUT
OFF
OFF
50Ω
Analyzer
50Ω
+3.3V
10nF
V_CC
COM1
IN
NC or
NO
GND
0V to 2.4V
or
0V to 2V
Figure 3. Off Isolation
V_CC
10nF
Signal
Generator
0dBm
V_CC
NC
COM
50Ω
NO
Analyzer
IN
GND
50Ω
Figure 4. Crosstalk
PS8710A
06/27/04
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