MAX4742(2001) Ver la hoja de datos (PDF) - Maxim Integrated
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MAX4742 Datasheet PDF : 12 Pages
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0.8Ω, Low-Voltage, Single-Supply Dual SPST
Analog Switches
ELECTRICAL CHARACTERISTICS—Single +1.8V Supply
(V+ = +1.8V, VIH = +1.0V, VIL = 0.4V, TA = TMIN to TMAX, unless otherwise specified. Typical values are at TA = +25°C.) (Notes 2, 3)
PARAMETER
ANALOG SWITCH
Analog Signal Range
On-Resistance
NO_ or NC_ Off-Leakage
Current
COM_ Off-Leakage Current
SYMBOL
VCOM_,
VNO_,
VNC_
RON
INO_(OFF),
INC_(OFF)
ICOM_(OFF)
COM_ On-Leakage Current
ICOM_(ON)
SWITCH DYNAMIC CHARACTERISTICS
Turn-On Time
tON
CONDITIONS
ICOM_ = 10mA,
VNO_ or VNC_ = 0.9V
VCOM_ = 0.3V, 1.5V;
VNO_ or VNC_ = 1.5V,
0.3V
VCOM_ = 0.3V, 1.5V;
VNO_ or VNC_ = 1.5V,
0.3V
VCOM_ = 0.3V, 1.5V,
VNO_ or VNC_ = 0.3V,
1.5V, or floating
VNO_, VNC_ = 1.5V,
RL = 50Ω, CL = 35pF,
Figure 1
TA
MIN TYP MAX UNITS
0
V+
V
+25°C
TMIN to TMAX
1.3
2.5
Ω
5
+25°C
-1
TMIN to TMAX
-5
1
nA
5
+25°C
-1
TMIN to TMAX
-5
1
nA
5
+25°C
-2
TMIN to TMAX -10
2
nA
10
+25°C
TMIN to TMAX
25
35
ns
40
Turn-Off Time
VNO_, VNC_ = 1.5V,
tOFF
RL = 50Ω, CL = 35pF,
Figure 1
+25°C
TMIN to TMAX
16
25
ns
30
VNO_, VNC_ = 1.5V,
+25°C
10
Break-Before-Make (Note 6)
tBBM
RL = 50Ω, CL = 35pF,
ns
Figure 1 (MAX4743)
TMIN to TMAX
1
Charge Injection
Off-Isolation (Note 7)
Crosstalk (Note 8)
Q
VISO
VGEN = 0, RGEN = 0,
CL = 1nF, Figure 2
f = 1MHz, VNO_ = VNC_
= 1VRMS, RL = 50Ω,
CL = 5pF, Figure 2
f = 1MHz, VCOM_ = 1VRMS,
RL = 50Ω,
CL = 5pF, Figure 2
+25°C
+25°C
+25°C
16
pC
-50
dB
-110
dB
4 _______________________________________________________________________________________
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