ISL84541 Intersil Corporation, ISL84541 Datasheet - Page 7

• Manufacturer Part Number: ISL84541
• Description: Low-Voltage/ Single Supply/ Dual SPST/ SPDT Analog Switches
• Manufacturer: Intersil Corporation

Test Circuits and Waveforms
Logic input waveform is inverted for switches that have the opposite
logic sense.
OUTPUT
OUTPUT
OUTPUT
SWITCH
SWITCH
SWITCH
SWITCH
LOGIC
FIGURE 3A. MEASUREMENT POINTS (ISL84543 ONLY)
INPUT
LOGIC
V
V
INPUT
INPUT
OUT1
OUT2
OUTPUT
SWITCH
LOGIC
INPUT
V
OUT
V
FIGURE 1A. MEASUREMENT POINTS
FIGURE 2A. MEASUREMENT POINTS
NO
3V
0V
0V
3V
0V
0V
0V
Q = ∆V
ON
OUT
t
∆V
x C
ON
50%
t
OUT
D
L
7
OFF
90%
90%
t
OFF
ISL84541, ISL84542, ISL84543, ISL84544
V
OUT
ON
FIGURE 2. CHARGE INJECTION
t
D
t
t
FIGURE 1. SWITCHING TIMES
90%
r
f
< 20ns
< 20ns
90%
V+
0V
Repeat test for all switches. C
capacitance.
C
LOGIC
INPUT
V
V
L
NX
G
includes fixture and stray capacitance.
LOGIC
INPUT
SWITCH
INPUT
FIGURE 3B. TEST CIRCUIT (ISL84543 ONLY)
R
G
V
IN
IN
NC2
NO1
OUT
1
2
FIGURE 1B. TEST CIRCUIT
NO or NC
FIGURE 2B. TEST CIRCUIT
NO or NC
IN
=
GND
V+
V (NO or NC)
GND
V+
L
GND
V+
C
includes fixture and stray
C
COM
COM
IN
LOGIC
C
COM
INPUT
1
2
COM
------------------------------
R
300Ω
L
R
+
L2
R
R
L
V
(
OUT2
ON
)
1kΩ
R
300Ω
35pF
C
L
R
V
L2
L1
OUT
C
V
L
OUT1
V
35pF
OUT
C
L
35pF
C
L1