SGM3157YC6/TR SGMICRO [Shengbang Microelectronics Co, Ltd], SGM3157YC6/TR Datasheet

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SGM3157YC6/TR

Manufacturer Part Number
SGM3157YC6/TR
Description
4.5? Low Voltage SPDT Analog Switch
Manufacturer
SGMICRO [Shengbang Microelectronics Co, Ltd]
Datasheet

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GENERAL DESCRIPTION
The SGM3157 is a single, bidirectional, single-pole/double-
throw (SPDT) CMOS analog switches designed to operate
from
high-bandwidth (300MHz) and low ON-resistance (4.5Ω
typ), Targeted applications
SGM3157 features guaranteed on-resistance matching (0.3Ω
max) between switches and guaranteed on-resistance
flatness over the signal range (2.3Ω TYP). This ensures
excellent linearity and low distortion when switching audio
signals.
SGM3157 is available in a SC70-6 package.
APPLICATIONS
Portable Instrumentation
Battery-Operated Equipment
Computer Peripherals
Cell Phones
PDAs
MP3s
FUNCTION TABLE
Switches Shown For Logic “0” Input
SGM3157
LOGIC
0
1
a
single +1.8V to +5.5V supply. It
Shengbang Microelectronics Co, Ltd
Tel: 86/451/84348461
www.sg-micro.com
OFF
NO
ON
for
audio switching.
OFF
NC
ON
features
Analog Switch in 6-pin SC70
FEATURES
− Voltage Operation : 1. 8 V to 5. 5 V
− On-Resistance: 4.5Ω (typ) at 5.0V
− Fast Switching Time
− High Bandwidth: 300 MHz
− High Off-Isolation: 51dB at 10MHz
− Rail-to-Rail Operation
− TTL/CMOS Compatible
− Break-Before-Make Switching
− Extended Industrial Temperature Range:
− Lead (Pb) Free SC70-6 Package
PIN CONFIGURATIONS(TOP VIEW)
PIN DESCRIPTION
Note: NO, NC and COM
NAME
COM
GND
NO
NC
IN
V
t
t
–40°C to 85°C
ON
OFF
+
4.5Ω Low Voltage SPDT
20 ns
15 ns
GND
NO
NC
PIN
1
2
3
4
5
6
2
3
1
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
SGM3157
SC70-6
terminal
may be an input or output.
FUNCTION
6
5
4
IN
V +
COM
REV.B

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SGM3157YC6/TR Summary of contents

Page 1

SGM3157 GENERAL DESCRIPTION The SGM3157 is a single, bidirectional, single-pole/double- throw (SPDT) CMOS analog switches designed to operate from a single +1.8V to +5.5V supply. It high-bandwidth (300MHz) and low ON-resistance (4.5Ω typ), Targeted applications audio switching. for SGM3157 features ...

Page 2

ELECTRICAL CHARACTERISTICS (V = +2.7V to +3.6V +1 PARAMETER SYMBOL ANALOG SWITCH Analog Signal Range V NO On-Resistance On-Resistance Match Between Channels On-Resistance Flatness Source OFF Leakage current I NC(OFF) I NC(ON) Channel ON ...

Page 3

ELECTRICAL CHARACTERISTICS (V = +4.5V to +5.5V +2 PARAMETER SYMBOL ANALOG SWITCH Analog Signal Range V NO On-Resistance On-Resistance Match Between Channels On-Resistance Flatness Source OFF Leakage current I NC(OFF) I NC(ON) Channel ...

Page 4

... Signals on NC, NO, or COM or IN exceeding V+ will be clamped by internal diodes. Limit forward diode current to maximum (1) current ratings. SPECIFIED ORDERING TEMPERATURE NUMBER RANGE - 40°C to +85°C SGM3157YC6/TR Junction Temperature...........................................................+150°C Storage Temperature.............................................- 65°C to +150°C + 0.3V) + Lead Temperature (soldering, 10s).....................................+260°C ESD (HBM) ...............................................................................2000V 4 PACKAGE ...

Page 5

TYPICAL PERFORMANCE CHARACTERISTICS On Response vs.Frequency Frequency(MHz) Response vs.Frequency 20 0 ON-LOSS -20 -40 -60 OFF-ISOLATION -80 -100 -120 -140 0.01 0.1 1 Frequency(MHz + +25℃ A 100 ...

Page 6

TEST CIRCUITS V V 0.1µ GND V + 0.1µ GND Test Circuit 3. Break-Before-Make Time Delay, t 10mA V1 NO ...

Page 7

TEST CIRCUITS (Cont OUT 0V Source Signal SGM3157 COM INRISE INFALL 90% 50% 10% 10 INRISE INFALL 90% 50% 10% ...

Page 8

TEST CIRCUITS (Cont.) Source Signal V + 0.1µ COM IN GND Test Circuit 6. Bandwidth 8 V OUT C L 5pF SGM3157 ...

Page 9

PACKAGE OUTLINE DIMENSIONS SC70 Symbol θ 0. θ 9 Dimensions Dimensions In Millimeters In Inches Min Max Min Max 0.900 1.100 0.035 0.043 ...

Page 10

REVISION HISTORY Location 08/07— Data Sheet REV.A 10/07— Data Sheet changed from REV.A to REV.B Changes to TYPICAL PERFORMANCE CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . ...

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