M74HC4051_08 Datasheet, PDF (8/17 Pages) STMicroelectronics – Single 8-channel analog multiplexer/demultiplexer

Maximum ratings
M74HC4051
Table 9.
Symbo
l
Analog switch characteristics (GND = 0 V; T_A = 25°C)
Test condition
Parameter
V_CC V_EE V_IN
(V) (V) (V_p-p)
Sine wave
distortion
2.25 -2.25 4
4.5 -4.5 8
6.0 -6.0 11
f_IN = 1 KHz R_L = 10 KΩ C_L = 50 pF
f_MAX
Frequency
response
(Switch on)⁽¹⁾
2.25 -2.25
Adjust f_IN voltage to obtain 0 dBm at V_OS.
4.5 -4.5 Increase f_IN Frequency until dB meter reads -3dB
6.0 -6.0 ^{RL = 50 Ω, CL = 10 pF, fIN = 1 KHz sine wave}
f_MAX
Frequency
response
(switch on)⁽²⁾
2.25 -2.25
Adjust f_IN voltage to obtain 0 dBm at V_OS.
4.5 -4.5 Increase f_IN Frequency until dB meter reads -3dB
6.0 -6.0 ^{RL = 50Ω, CL = 10 pF, fIN = 1KHz sine wave}
Feed through
attenuation
(switch off)
2.25
4.5
6.0
-2.25
-4.5
-6.0
V_IN is centered at (V_CC - V_EE)/2
Adjust input for 0 dBm
R_L = 600 Ω, C_L = 50 pF, f_IN = 1 KHz sine wave
Crosstalk
(control input to
signal output)
2.25 -2.25
4.5
-4.5
Adjust R_L at set up so that I_S = 0A.
R_L = 600 Ω, C_L = 50 pF, f_IN = 1 KHz square wave
6.0 -6.0
Crosstalk
(between any
two switches)
2.25 -2.25
4.5
-4.5
Adjust V_IN to obtain 0d Bm at input
R_L = 600 Ω, C_L = 50 pF, f_IN = 1 KHz sine wave
6.0 -6.0
1. Input common terminal, and measured at switch terminal.
2. Input switch terminal, and measured at common terminal.
These characteristics are determined by the design of the device.
Value Unit
Typ
0.025
0.020
0.018
120
190
200
45
70
85
-50
-50
-50
60
140
200
-50
-50
-50
%
MHz
MHz
dB
mV
dB
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