ISL43410_06 Datasheet, PDF (7/13 Pages) Intersil Corporation – Low-Voltage, Single Supply, DPDT High Performance Analog Switch

ISL43410
Test Circuits and Waveforms (Continued)
3V
LOGIC
INPUT
0V
SWITCH
OUTPUT
V_OUT
0V
t_r < 20ns
t_f < 20ns
80%
t_D
C
V+
LOGIC
INPUT
V+
C
NO
NC
ADD
COM
GND INH
V_OUT
R_L
300Ω
C_L
35pF
Repeat test for other switches. C_L includes fixture and stray
capacitance.
FIGURE 3A. MEASUREMENT POINTS
FIGURE 3B. TEST CIRCUIT
FIGURE 3. BREAK-BEFORE-MAKE TIME
SIGNAL
GENERATOR
ANALYZER
R_L
V+
C
NO OR NC
ADD
0V or V+
COM _GND
0V or V+
INH
FIGURE 4. OFF ISOLATION TEST CIRCUIT
R_ON = V₁/1mA
V_NX
1mA
NO OR NC
V₁
V+
C
0V OR V+
ADD
COM _{GND INH}
FIGURE 5. R_ON TEST CIRCUIT
SIGNAL
GENERATOR
V+
C
NO1 OR NC1
COM1
50Ω
ADD
0V OR V+
NO2 OR NC2
NC
ANALYZER
R_L
COM2
GND INH
FIGURE 6. CROSSTALK TEST CIRCUIT
7
IMPEDANCE
ANALYZER
V+
C
NO OR NC
0V OR V+
ADD
COM
GND INH
FIGURE 7. CAPACITANCE TEST CIRCUIT
FN6044.3
January 16, 2006