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MAX4645/MAX4646
Fast, Low-Voltage, 2.5, SPST,
CMOS Analog Switches
2
_______________________________________________________________________________________
V+, VIN to GND ...........................................................-0.3 to +6V
COM, NO, NC to GND (Note 1)....................-0.3V to (V+ + 0.3V)
Continuous Current (any terminal)....................................±50mA
Peak Current COM, NO, NC
(pulsed at 1ms 10% duty cycle)................................±100mA
Continuous Power Dissipation (TA = +70°C)
5-Pin SOT23 (derate 7.1mW/°C above+70°C)............571mW
6-Pin SOT23 (derate 8.7mW/°C above +70°C)...........696mW
8-Pin MAX (derate 4.1mW/°C above+70°C) .............330mW
Operating Temperature Range ...........................-40°C to +85°C
Storage Temperature Range .............................-65°C to +150°C
Lead Temperature (soldering, 10s) .................................+300°C
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
ABSOLUTE MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS—Single +5V Supply
(V+ = 4.5V to 5.5V, VIH = 2.4V, VIL = 0.8V, TA = TMIN to TMAX, unless otherwise specified.) (Notes 2, 3)
Note 1: Signals on NO, NC, or COM, exceeding V+ or GND are clamped by internal diodes. Limit forward current to maximum current
rating.
TA = +25°C
Turn-Off Time (Note 5)
tOFF
810
ns
TA = +25°C
VIN_ = 0.8V or 2.4V
-0.35
0.35
TA = TMIN to TMAX
TA = +25°C
0.6
TA = TMIN to TMAX
TA = +25°C
3
TA = +25°C
ICOM = 10mA,
VNO or VNC = 0 to V+,
V+ = 4.5V
-0.35
0.35
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
CONDITIONS
Turn-On Time (Note 5)
tON
12
15
ns
VNO, VNC = 3V, RL = 300,
CL = 35pF, Figure 2
VNO, VNC = 3V, RL = 300,
CL = 35pF, Figure 2
Logic Input Current
IIN
-0.1
0.005
0.1
A
12
Input Logic Low
VIL
0.8
V
TA = TMIN to TMAX
Input Logic High
VIH
2.4
V
18
TA = TMIN to TMAX
COM On-Leakage Current
(Notes 5, 6)
ICOM(ON)
-0.25
0.01
0.25
nA
COM Off-Leakage Current
(Notes 5, 6)
ICOM(OFF)
-0.25
0.01
0.25
nA
TA = TMIN to TMAX
TA = +25°C
-0.35
0.35
TA = TMIN to TMAX
TA = +25°C
Off-Leakage Current
(NO or NC) (Notes 5, 6)
INO(OFF),
INC(OFF)
-0.25
0.01
0.25
nA
VCOM = 1V, 4.5V;
VNO or VNC = 4.5V, 1V;
V+ = 5.5V
On-Resistance Flatness
(Note 4)
RFLAT(ON)
0.1
0.4
ICOM = 10mA,
VNO or VNC = 0 to V+,
V+ = 4.5V
COM to NO or NC
On-Resistance
RON
1.5
2.5
TA = TMIN to TMAX
Input Voltage Range
VCOM,
VNO, VNC
0V+
V
VCOM = 1V, 4.5V;
VNO or VNC = 4.5V, 1V;
V+ = 5.5V
ANALOG SWITCH
SWITCH DYNAMIC CHARACTERISTICS
V+ = 5.5V; VCOM = 4.5V,
1V; VNO or VNC = 4.5V,
1V, or floating
LOGIC INPUT