SGM3157
4.5Ω Low Voltage SPDT
Analog Switch in 6-Pin SC70
GENERAL DESCRIPTION
FEATURES
The SGM3157 is a single, bidirectional, single-pole/
● Voltage Operation: 1.8V to 5.5V
double-throw (SPDT) CMOS analog switch that is
● On-Resistance: 4.5Ω (TYP) at 5.0V
designed to operate from a single +1.8V to +5.5V
● Fast Switching Times
supply. It features high-bandwidth (300MHz) and low
tON 20ns
on- resistance (4.5Ω TYP), Targeted applications for
tOFF 15ns
● High Bandwidth: 300MHz
audio switching.
● High Off-Isolation: -51dB at 10MHz
SGM3157 features guaranteed on-resistance matching
● Rail-to-Rail Operation
(0.3Ω
● TTL/CMOS Compatible
MAX)
between
switches
and
guaranteed
on-resistance flatness over the signal range (2.3Ω TYP).
● Break-Before-Make Switching
This ensures excellent linearity and low distortion when
● Extended Industrial Temperature Range:
switching audio signals.
-40℃ to +85℃
● Available in Green SC70-6 Package
SGM3157 is available in Green SC70-6 package.
PIN CONFIGURATION (TOP VIEW)
APPLICATIONS
SGM3157YC6
Portable Instrumentation
Battery-Operated Equipment
Computer Peripherals
1
GND
2
NC
3
Cell Phones
PDAs
3157
NO
6
IN
5
V+
4
COM
MP3s
FUNCTION TABLE
LOGIC
0
1
NO
OFF
ON
SC70-6
NC
ON
OFF
Switches Shown for Logic “0” Input
SG Micro Corp
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REV. C. 1
4.5Ω Low Voltage SPDT
Analog Switch in 6-pin SC70
SGM3157
PACKAGE/ORDERING INFORMATION
MODEL
PINPACKAGE
SPECIFIED
TEMPERATURE
RANGE
ORDERING
NUMBER
PACKAGE
MARKING
PACKAGE
OPTION
SGM3157
SC70-6
-40℃ to +85℃
SGM3157YC6/TR
3157
Tape and Reel, 3000
ABSOLUTE MAXIMUM RATINGS
V+, IN to GND.............................................................-0.3V to 6V
(1)
Analog, Digital voltage range ................... -0.3V to (V+) + 0.3V
Continuous Current NO, NC, or COM..............................±50mA
Peak Current NO, NC, or COM .......................................±80mA
Operating Temperature Range........................... -40℃ to +85℃
Storage Temperature Range.......................... -65℃ to +150℃
Lead Temperature (soldering, 10s)................................ 260℃
ESD (HBM).................................................................... 2000V
ESD (MM)........................................................................ 400V
Junction Temperature........................................................150℃
NOTES:
1. Signals on NC, NO, or COM or IN exceeding V+ will be clamped by internal diodes. Limit forward diode current to maximum current
ratings.
2. 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.
CAUTION
This integrated circuit can be damaged by ESD if you don’t pay attention to ESD protection. SGMICRO recommends that all
integrated circuits be handled with appropriate precautions. Failure to observe proper handling and installation procedures can cause
damage. ESD damage can range from subtle performance degradation to complete device failure. Precision integrated circuits may
be more susceptible to damage because very small parametric changes could cause the device not to meet its published
specifications.
SGMICRO reserves the right to make any change in circuit design, specification or other related things if necessary without notice at
any time. Please contact SGMICRO sales office to get the latest datasheet.
PIN DESCRIPTION
NAME
NO
GND
NC
COM
V+
IN
PIN
1
2
3
4
5
6
FUNCTION
Normally-Open Terminal.
Ground.
Normally-Closed Terminal.
Common Terminal.
Power Supply.
Digital Control Pin to Connect the COM Terminal to the NO or NC Terminals.
NOTE: NO, NC and COM terminals may be an input or output.
SG Micro Corp
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2
4.5Ω Low Voltage SPDT
Analog Switch in 6-pin SC70
SGM3157
ELECTRICAL CHARACTERISTICS
(V+ = +4.5V to +5.5V, VIH = +2.0V, VIL = +0.8V, TA = -40℃ to +85℃, Typical values are at V+ = 5.0V, TA = +25℃, unless otherwise
noted.)
PARAMETER
SYMBOL
CONDITIONS
TEMP
MIN TYP MAX UNITS
ANALOG SWITCH
Analog Signal Range
VNO, VNC, VCOM
On-Resistance
On-Resistance Match
Between Channels
On-Resistance Flatness
RON
V+ = 4.5V, VNO or VNC = 3.5V,
ICOM = -10mA, Test Circuit 1
RON
V+ = 4.5V, VNO or VNC = 3.5V,
ICOM = -10mA, Test Circuit 1
RFLAT(ON)
V+
V
8
Ω
8.5
Ω
0.3
Ω
0.4
Ω
3.3
Ω
-40℃ to +85℃
3.7
Ω
-40℃ to +85℃
V+ = 4.5V, VNO or VNC = 1.0V, 2.0V, 3.5V,
ICOM = -10mA, Test Circuit 1
0
4.5
+25℃
-40℃ to +85℃
0.15
+25℃
-40℃ to +85℃
2.3
+25℃
Source OFF Leakage
Current
INC(OFF), INO(OFF)
V+ = 5.5V, VNO or VNC = 1.0V, 4.5V,
VCOM = 4.5V, 1.0V
-40℃ to +85℃
1
μA
Channel ON Leakage
Current
INC(ON), INO(ON),
ICOM(ON)
V+ = 5.5V, VCOM = 1.0V, 4.5V,
VNO or VNC = 1.0V, 4.5V, or floating
-40℃ to +85℃
1
μA
-40℃ to +85℃
0.6
V
-40℃ to +85℃
1
μA
DIGITAL INPUTS
Input High Voltage
VINH
Input Low Voltage
VINL
Input Leakage Current
-40℃ to +85℃
1.5
V
IIN
V+ = +5.5V, VIN = 0V or 5.5V
Turn-On Time
tON
VNO or VNC = 3.0V, VIH = 1.5V, VIL = 0V,
RL = 300Ω, CL = 35pF, Test Circuit 2
+25℃
20
ns
Turn-Off Time
tOFF
VNO or VNC = 3.0V, VIH = 1.5V, VIL = 0V,
RL = 300Ω, CL = 35pF, Test Circuit 2
+25℃
15
ns
tD
VNO1 or VNC1 = VNO2 or VNC2 = 3V,
RL = 300Ω, CL = 35pF, Test Circuit 3
+25℃
5
ns
Skew
tSKEW
RS = 39Ω, CL = 50pF, Test Circuit 4
+25℃
5
Off Isolation
OISO
f = 10MHz
RL = 50Ω, CL = 5pF,
Signal = 0dBm, Test Circuit 5 f = 1MHz
+25℃
-51
ns
dB
+25℃
-72
dB
-3dB Bandwidth
BW
Signal = 0dBm, RL = 50Ω, CL = 5pF,
Test Circuit 6
+25℃
300
MHz
+25℃
5.5
pF
+25℃
15.5
pF
DYNAMIC CHARACTERISTICS
Break-Before-Make
Time Delay
CNC(OFF),
f = 1MHz
CNO(OFF)
CNC(ON), CNO(ON),
f = 1MHz
Channel ON Capacitance
CCOM(ON)
POWER REQUIREMENTS
Source OFF Capacitance
Power Supply Range
V+
Power Supply Current
I+
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-40℃ to +85℃
V+ = +5.5V, VIN = 0V or V+
-40℃ to +85℃
1.8
5.5
V
5
μA
3
4.5Ω Low Voltage SPDT
Analog Switch in 6-pin SC70
SGM3157
ELECTRICAL CHARACTERISTICS
(V+ = +2.7V to +3.6V, VIH = +1.4V, VIL = +0.5V, TA = -40℃ to +85℃, Typical values are at V+ = 3.0V, TA = +25℃, unless otherwise
noted.)
PARAMETER
SYMBOL
CONDITIONS
TEMP
MIN TYP MAX UNITS
ANALOG SWITCH
Analog Signal Range
VNO, VNC, VCOM
RON
V+ = 2.7V,VNO or VNC = 1.5V,
ICOM = -10mA, Test Circuit 1
RON
V+ = 2.7V, VNO or VNC = 1.5V,
ICOM = -10mA, Test Circuit 1
On-Resistance
On-Resistance Match
Between Channels
On-Resistance Flatness
RFLAT(ON)
V+
V
10
Ω
10.5
Ω
0.3
Ω
0.4
Ω
4
Ω
-40℃ to +85℃
4.3
Ω
-40℃ to +85℃
V+ = 2.7V, VNO or VNC = 1.0V, 1.5V, 2.0V,
ICOM = -10mA, Test Circuit 1
0
7
+25℃
-40℃ to +85℃
0.15
+25℃
-40℃ to +85℃
3
+25℃
Source OFF Leakage
Current
INC(OFF), INO(OFF)
V+ = 3.6V, VNO or VNC = 0.3V, 3.3V,
VCOM = 3.3V, 0.3V,
-40℃ to +85℃
1
μA
Channel ON Leakage
Current
INC(ON), INO(ON),
ICOM(ON)
V+ = 3.6V, VCOM = 0.3V, 3.3V,
VNO or VNC = 0.3V, 3.3V, or floating
-40℃ to +85℃
1
μA
DIGITAL INPUTS
Input High Voltage
VINH
Input Low Voltage
VINL
Input Leakage Current
-40℃ to +85℃
1
V
-40℃ to +85℃
0.5
V
-40℃ to +85℃
1
μA
IIN
V+ = +5.5V, VIN = 0V or 3.6V
Turn-On Time
tON
VNO or VNC = 1.5V, VIH = 1.5V, VIL = 0V,
RL = 300Ω, CL = 35pF, Test Circuit 2
+25℃
30
ns
Turn-Off Time
tOFF
VNO or VNC = 1.5V, VIH = 1.5V, VIL = 0V,
RL = 300Ω, CL = 35pF, Test Circuit 2
+25℃
25
ns
tD
VNO1 or VNC1 = VNO2 or VNC2 = 3V,
RL = 300Ω, CL = 35pF, Test Circuit 3
+25℃
8
ns
Skew
tSKEW
RS = 39Ω, CL = 50pF, Test Circuit 4
+25℃
2
Off Isolation
OISO
f = 10MHz
RL = 50Ω, CL = 5pF,
Signal = 0dBm, Test Circuit 5 f = 1MHz
+25℃
-51
ns
dB
+25℃
-72
dB
-3dB Bandwidth
BW
Signal = 0dBm, RL = 50Ω, CL = 5pF,
Test Circuit 6
+25℃
300
MHz
+25℃
5.5
pF
+25℃
15.5
pF
DYNAMIC CHARACTERISTICS
Break-Before-Make Time
Delay
CNC(OFF),
f = 1MHz
CNO(OFF)
,C
,
C
Channel ON Capacitance NC(ON) NO(ON) f = 1MHz
CCOM(ON)
POWER REQUIREMENTS
Source OFF Capacitance
Power Supply Range
V+
Power Supply Current
I+
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-40℃ to +85℃
V+ = +5.5V, VIN = 0V or V+
-40℃ to +85℃
1.8
5.5
V
5
μA
4
4.5Ω Low Voltage SPDT
Analog Switch in 6-pin SC70
SGM3157
TYPICAL PERFORMANCE CHARACTERISTICS
On Response vs. Frequency
On Response vs. Frequency
3
3
V + = +5V
TA = +25℃
0
On Response (dB)
On Response (dB)
V+ = +3V
TA = +25℃
-3
-6
0
-3
-6
-9
-9
1
10
100
Frequency (MHz)
1
1000
10
100
Frequency (MHz)
Response vs. Frequency
Response vs. Frequency
20
20
0
ON-LOSS
On Response (dB)
On Response (dB)
0
-20
-40
-60
OFF-ISOLATION
-80
-100
V+ = +3V
TA = +25℃
-120
-140
0.01
1000
0.1
1
10
Frequency (MHz)
SG Micro Corp
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100
-20
ON-LOSS
-40
-60
OFF-ISOLATION
-80
-100
V + = +5V
TA = +25℃
-120
1000
-140
0.01
0.1
1
10
Frequency (MHz)
100
1000
5
4.5Ω Low Voltage SPDT
Analog Switch in 6-pin SC70
SGM3157
TEST CIRCUITS
10mA
V1
NO or NC
COM
VNO or VNC
RON = V1/10mA
Test Circuit 1. On Resistance
V+
0.1μF
V+
VIN
COM
NO or NC
VNO or VNC
50%
VOUT
RL
300Ω
IN
50%
CL
35pF
90%
90%
VOUT
GND
tOFF
tON
Test Circuit 2. Switching Times
V+
0.1μF
NC
V+
COM
NO
VNO or VNC
VOUT
RL
300Ω
IN
GND
CL
35pF
VIN
0
50%
VNO or VNC
90%
VOUT
tD
Test Circuit 3. Break-Before-Make Time Delay, tD
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6
4.5Ω Low Voltage SPDT
Analog Switch in 6-pin SC70
SGM3157
TEST CIRCUITS (Cont.)
SGM3157
RS
IN
COM
NO or NC
OUT
CL
Rise Time Delay = |tINRISE–tOUTRISE|
Fall Time Delay = |tINFALL–tOUTFALL|
Rise Time to Fall Time Mismatch = |tOUTFALL–tOUTRISE|
IN
tINRISE
tINFALL
V+
VIN
50%
90%
90%
10%
10%
0V
tINRISE
tINFALL
V+
VOUT
50%
90%
90%
10%
10%
0V
tSKEW
Test Circuit 4. Output Signal Skew
V+
0.1μF
V+
NC
NO
Source
Signal
VOUT
COM
RL
50Ω
RL
50Ω
CL
5pF
IN
GND
Test Circuit 5. Off Isolation
SG Micro Corp
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7
4.5Ω Low Voltage SPDT
Analog Switch in 6-pin SC70
SGM3157
TEST CIRCUITS (Cont.)
V+
0.1μF
V+
NO or NC
Source
Signal
COM
VOUT
CL
5pF
IN
GND
Test Circuit 6. -3dB Bandwidth
SG Micro Corp
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8
4.5Ω Low Voltage SPDT
Analog Switch in 6-pin SC70
SGM3157
PACKAGE OUTLINE DIMENSIONS
SC70-6
D
e1
0.65
e
E1
E
1.9
0.75
b
0.4
1.3
RECOMMENDED LAND PATTERN (Unit: mm)
L
L1
A
c
θ
A1
A2
0.20
Symbol
Dimensions
In Millimeters
MIN
MAX
Dimensions
In Inches
MIN
MAX
A
0.900
1.100
0.035
0.043
A1
0.000
0.100
0.000
0.004
A2
0.900
1.000
0.035
0.039
b
0.150
0.350
0.006
0.014
c
0.080
0.150
0.003
0.006
D
2.000
2.200
0.079
0.087
E
1.150
1.350
0.045
0.053
E1
2.150
2.450
0.085
0.096
e
0.65 TYP
0.026 TYP
e1
1.300 BSC
0.051 BSC
L
0.525 REF
0.021 REF
L1
0.260
0.460
0.010
0.018
θ
0°
8°
0°
8°
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9
4.5Ω Low Voltage SPDT
Analog Switch in 6-pin SC70
SGM3157
TAPE AND REEL INFORMATION
REEL DIMENSIONS
TAPE DIMENSIONS
P2
W
P0
Q1
Q2
Q1
Q2
Q1
Q2
Q3
Q4
Q3
Q4
Q3
Q4
B0
Reel Diameter
P1
A0
K0
DIRECTION OF FEED
Reel Width (W1)
NOTE: The picture is only for reference. Please make the object as the standard.
KEY PARAMETER LIST OF TAPE AND REEL
Package Type
Reel Diameter
Reel Width
W1
(mm)
A0
(mm)
B0
(mm)
K0
(mm)
P0
(mm)
P1
(mm)
P2
(mm)
W
(mm)
Pin1
Quadrant
SC70-6
7″
9.5
2.4
2.5
1.2
4.0
4.0
2.0
8.0
Q3
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10
4.5Ω Low Voltage SPDT
Analog Switch in 6-pin SC70
SGM3157
CARTON BOX DIMENSIONS
NOTE: The picture is only for reference. Please make the object as the standard.
KEY PARAMETER LIST OF CARTON BOX
Reel Type
Length
(mm)
Width
(mm)
Height
(mm)
Pizza/Carton
7″ (Option)
368
227
224
8
7″
442
410
224
18
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11