ISL76123_15 Datasheet, PDF (7/12 Pages) Intersil Corporation – Automotive Single Supply, SPDT Analog Switch

ISL76123
Test Circuits and Waveforms (Continued)
V+
C
3V OR 4V
LOGIC
INPUT
0V
SWITCH
OUTPUT
V_{OUT 0V}
NO
V_NX
COM
V_OUT
NC
R_L
C_L
IN
300Ω
35pF
90%
LOGIC
INPUT
GND
t_D
C_L includes fixture and stray capacitance.
FIGURE 3A. MEASUREMENT POINTS
FIGURE 3B. TEST CIRCUIT
FIGURE 3. BREAK-BEFORE-MAKE TIME
SIGNAL
GENERATOR
V+
C
NO OR NC
ANALYZER
R_L
IN_X 0V OR V_INH
COM
GND
FIGURE 4. OFF ISOLATION TEST CIRCUIT
r_ON = V₁/1mA
NO OR NC
V_NX
1mA
V₁
V+
C
IN ^{0.8V OR VINH}
COM
GND
FIGURE 5. r_ON TEST CIRCUIT
SIGNAL
GENERATOR
V+
C
NO1 OR NC1 _COM1
50Ω
IN₁
0V OR 2.4V
IN₂ ^{0V OR VINH}
ANALYZER
COM2 NO2 OR NC2
NC
GND
R_L
IMPEDANCE
ANALYZER
V+
C
NO OR NC
IN_X 0V OR V_INH
COM
GND
FIGURE 6. CROSSTALK TEST CIRCUIT
FIGURE 7. CAPACITANCE TEST CIRCUIT
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7
FN8297.3
August 15, 2014