ISL43640 Intersil Corporation, ISL43640 Datasheet - Page 6

• Manufacturer Part Number: ISL43640
• Description: Low-Voltage/ Single Supply/ 4 to 1 Multiplexer/ High Performance Analog Switch
• Manufacturer: Intersil Corporation

Test Circuits and Waveforms
Logic input waveform is inverted for switches that have the opposite
logic sense.
Logic input waveform is inverted for switches that have the opposite
logic sense.
FIGURE 1C. ADDRESS MEASUREMENT POINTS
OUTPUT
OUTPUT
SWITCH
SWITCH
LOGIC
LOGIC
OUTPUT
INPUT
INPUT
SWITCH
LOGIC
INPUT
V
OUT
FIGURE 1A. MEASUREMENT POINTS
FIGURE 2A. MEASUREMENT POINTS
0V
3V
0V
3V
0V
0V
Q = ∆V
OFF
t
OFF
OUT
x C
t
TRANS
L
50%
50%
ON
6
90%
t
90%
TRANS
t
ON
V
V
OUT
OUT
∆V
OFF
OUT
FIGURE 2. CHARGE INJECTION
t
t
t
t
FIGURE 1. SWITCHING TIMES
r
f
r
f
90%
90%
< 20ns
< 20ns
< 20ns
< 20ns
3V
0V
ISL43640
Repeat test for other switches. C
capacitance.
Repeat test for other switches. C
capacitance.
V
LOGIC
INPUT
LOGIC
INPUT
G
V+
V+
C
C
FIGURE 1D. ADDRESS TEST CIRCUIT
R
G
V
V
OUT
OUT
FIGURE 1B. TEST CIRCUIT
FIGURE 2B. TEST CIRCUIT
NO1-NO3
NO0
NO1-NO3
ADD1
ADD2
INH
NO0
NO or NC
ADD1
ADD2
=
=
V
V
V+
(NO or NC)
(NO or NC)
GND
GND
GND
V+
V+
C
L
L
includes fixture and stray
includes fixture and stray
ADD1,
ADD2
C
INH
C
COM
INH
COM
COM
------------------------------
R
------------------------------
R
L
L
+
+
LOGIC
INPUT
R
R
R
R
L
L
(
(
ON
ON
)
)
300Ω
V
R
300Ω
V
R
OUT
L
OUT
L
C
L
35pF
C
35pF
C
V
L
OUT
L