ISL43112_14 Datasheet, PDF (5/11 Pages) Intersil Corporation – Low-Voltage, Dual Supply, SPST, High Performance Analog Switches

ISL43112, ISL43113
Test Circuits and Waveforms
V+
LOGIC
INPUT
0V
50%
t_r < 20ns
t_f < 20ns
V+
C
SWITCH
INPUT
SWITCH
OUTPUT _0V
t_OFF
V_OUT
90%
t_ON
90%
SWITCH
INPUT
LOGIC
INPUT
NO or NC
IN
COM
C
V-
V_OUT
R_L
300Ω
C_L
35pF
Logic input waveform is inverted for switches that have the opposite
logic sense.
FIGURE 1A. MEASUREMENT POINTS
C_L includes fixture and stray capacitance.
V_OUT = V(NO _{or NC)} -_R----_L-----+--^R--_R---^L--₍--_O-----_N----₎
FIGURE 1B. TEST CIRCUIT
FIGURE 1. SWITCHING TIMES
V+
C
SWITCH
OUTPUT
V_OUT
∆V_OUT
R_G
NO or NC
COM
LOGIC ^ON
ON
INPUT
OFF
V_G
IN
Q = ∆V_OUT x C_L
FIGURE 2A. MEASUREMENT POINTS
FIGURE 2. CHARGE INJECTION
C
V-
LOGIC
INPUT
FIGURE 2B. TEST CIRCUIT
V_OUT
C_L
SIGNAL
GENERATOR
V+
C
NO or NC
IN ^{V- or V+}
R_ON = V₁/1mA
COM
V_COM
1mA
V₁
V+
C
IN ^{VINL or VINH}
ANALYZER
COM
R_L
C
V-
FIGURE 3. OFF ISOLATION TEST CIRCUIT
NO or NC
C
V-
FIGURE 4. R_ON TEST CIRCUIT
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