ISL84051_07 Datasheet, PDF (9/18 Pages) Intersil Corporation – Low Voltage, Single and Dual Supply, 8 to 1 Multiplexer, Dual 4 to 1 Multiplexer and a Triple SPDT Analog Switch

ISL84051, ISL84052, ISL84053
Test Circuits and Waveforms (Continued)
V+
C
C
V-
C
V+
V-
C
LOGIC
INPUT
NO0
NO7
NO1-NO6
ISL84051
COM
ADDA-C _{GND INH}
V_OUT
R_L
300Ω
C_L
35pF
3V
LOGIC
INPUT
0V
50%
t_TRANS
t_r < 20ns
t_f < 20ns
VNOX
SWITCH
OUTPUT
0V
VNOX
V_OUT
10%
90%
t_TRANS
Logic input waveform is inverted for switches that have the opposite
logic sense.
C
V+
V-
C
LOGIC
INPUT
C
V+
V-
C
LOGIC
INPUT
V+
C
V-
C
NO0
NO3
NO1-NO2
ISL84052
COM
ADDA-B _{GND INH}
V_OUT
R_L
300Ω
C_L
35pF
V+
C
V-
C
NC_X
NO_X
ADD_X
ISL84053
COM_X
GND INH
V_OUT
R_L
300Ω
C_L
35pF
Repeat test for other switches. C_L includes fixture and stray
capacitance.
V_OUT
=
V(NO _{or NC)}
---------^R-----^L---------
R_L + r_ON
FIGURE 1C. ADDRESS t_TRANS MEASUREMENT POINTS
FIGURE 1D. ADDRESS t_TRANS TEST CIRCUIT
FIGURE 1. SWITCHING TIMES (Continued)
9
FN6047.7
March 15, 2007