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FSUSB42MUX on a board, in 3D

FSUSB42MUX

onsemi

-40℃~+85℃ 12ns 13ns 2 250ps 2:1 3.7pF 3.9Ω 3V~4.4V 720MHz MSOP-10 Analog Switches, Multiplexers ROHS

Extended
DatasheetJLCPCBLCSConsemi/FSUSB42MUX
Category
Analog Switches, Multiplexers
Package
MSOP-10
Pins
10

Overview

The FSUSB42MUX is an analog Switches, Multiplexer made by onsemi in a MSOP-10 package with 10 pins. -40℃~+85℃ 12ns 13ns 2 250ps 2:1 3.7pF 3.9Ω 3V~4.4V 720MHz MSOP-10 Analog Switches, Multiplexers ROHS.

PCBKit's library has its KiCad symbol (Interface_USB:FSUSB42MUX, from KiCad's library) and its footprint (Package_SO:MSOP-10_3x3mm_P0.5mm, from KiCad's library), ready for a KiCad board. 25,349 are in stock at JLCPCB (part C11355). 72 open-source boards in 54 repositories on GitHub use it.

Symbol

VCC1SEL2D+3D-4GND5HSD1-6HSD1+7HSD2-8HSD2+9OE10
Interface_USB:FSUSB42MUXFrom KiCad's library

Footprint

12345678910
Package_SO:MSOP-10_3x3mm_P0.5mmFrom KiCad's library

From the datasheet

8
Supply, least
3 V · VCC, recommended operating min · p. 3
Supply, most
4.4 V · VCC, recommended operating max · p. 3
Supply, absolute maximum
5.6 V · VCC, absolute max · p. 3
Works from
-40 °C · TA, operating ambient min · p. 3
Works up to
85 °C · TA, operating ambient max · p. 3
Takes working
1 µA · VCC, quiescent supply current max, VCNTRL=0 or VCC, IOUT=0 · p. 4
A pin gives at most
100 mA · DC output current absolute max · p. 3
Data rate, most
480 Mbit/s · USB 2.0 Hi-Speed data rate max · p. 1

What it is and has

5
On capacitance
3.7pF typical · p. 1
On resistance
3.9Ω typical · p. 1
Package option
10-Lead MSOP · p. 1
ESD rating
8kV; >16kV Power/GND · p. 1
Protection
Over-Voltage Tolerance (OVT) on all USB Ports · p. 1

Specifications

44
ParameterConditionsAs printedPage
Supply Voltage VCCmin -0.5 · max 5.6 V3
DC Input Voltage (S, /OE) VCNTRLMaximum: VCC; note 1min -0.5 V3
DC Switch I/O Voltage VSWNote 1min -0.5 · max 5.25 V3
DC Input Diode Current IIKmin -50 mA3
DC Output Current IOUTmax 100 mA3
Storage Temperature TSTGmin -65 · max 150 °C3
Moisture Sensitivity Level (JEDEC J-STD-020A) MSLmax 1 Level3
Human Body Model, JEDEC: JESD22-A114 ESDAll Pinsmin 7 kV3
Human Body Model, JEDEC: JESD22-A114 ESDI/O to GNDmin 8 kV3
Human Body Model, JEDEC: JESD22-A114 ESDPower to GNDmin 16 kV3
Human Body Model, JEDEC: JESD22-A114 ESDD+/D-min 9 kV3
IEC 61000-4-2 System on USB Connector Pins D+ & D- ESDAir Dischargemin 15 kV3
IEC 61000-4-2 System on USB Connector Pins D+ & D- ESDContactmin 8 kV3
Charged Device Model, JEDEC: JESD22-C101 ESDmin 2 kV3
Supply Voltage VCCmin 3 · max 4.4 V3
Control Input Voltage (S, /OE) VCNTRLMaximum: VCC; note 2min 0 V3
Switch I/O Voltage VSWmin -0.5 · max 4.5 V3
Operating Temperature TAmin -40 · max 85 °C3
Clamp Diode Voltage VIKIIN=-18mA; VCC=3.0V; TA=-40°C to +85°Cmax -1.2 V4
Input Voltage High VIHVCC=3.0 to 3.6V; TA=-40°C to +85°Cmin 1.3 V4
Input Voltage High VIHVCC=4.3V; TA=-40°C to +85°Cmin 1.7 V4
Input Voltage Low VILVCC=3.0 to 3.6V; TA=-40°C to +85°Cmax 0.5 V4
Input Voltage Low VILVCC=4.3V; TA=-40°C to +85°Cmax 0.7 V4
Control Input Leakage IINVSW=0 to VCC; VCC=0 to 4.3V; TA=-40°C to +85°Cmin -1 · max 1 uA4
Off State Leakage IOZ0 ≤ Dn, HSD1n, HSD2n ≤ 3.6V; VCC=4.3V; TA=-40°C to +85°Cmin -2 · max 2 uA4
Power-Off Leakage Current (All I/O Ports) IOFFVSW=0V to 4.3V, VCC=0V; Figure 5; TA=-40°C to +85°Cmin -2 · max 2 uA4
HS Switch On Resistance(3) RONVSW=0.4V, ION=-8mA; VCC=3.0V; Figure 4; typical at TA=25°Ctyp 3.9 · max 6.5 4
HS Delta RON(4) ∆RONVSW=0.4V, ION=-8mA; VCC=3.0V; typical at TA=25°Ctyp 0.65 4
Quiescent Supply Current ICCVCNTRL=0 or VCC, IOUT=0; VCC=4.3V; TA=-40°C to +85°Cmax 1 uA4
Increase in ICC Current per Control Voltage and VCC ICCTVCNTRL=2.6V, VCC=4.3V; TA=-40°C to +85°Cmax 10 uA4
Increase in ICC Current per Control Voltage and VCC ICCTVCNTRL=1.8V, VCC=4.3V; TA=-40°C to +85°Cmax 15 uA4
Turn-On Time S, /OE to Output tONRL=50Ω, CL=5pF, VSW=0.8V; VCC=3.0 to 3.6V; Figure 6, Figure 7; typical at VCC=3.3V, TA=25°Ctyp 13 · max 30 ns5
Turn-Off Time S, /OE to Output tOFFRL=50Ω, CL=5pF, VSW=0.8V; VCC=3.0 to 3.6V; Figure 6, Figure 7; typical at VCC=3.3V, TA=25°Ctyp 12 · max 25 ns5
Propagation Delay(5) tPDCL=5 pF, RL=50Ω; VCC=3.3V; Figure 6, Figure 8; typical at TA=25°Ctyp 0.25 ns5
Break-Before-Make tBBMRL=50Ω, CL=5pF, VSW1=VSW2=0.8V; VCC=3.0 to 3.6V; Figure 10; TA=-40°C to +85°Cmin 2 · max 6.5 ns5
Off Isolation OIRRRL=50Ω, f=240MHz; VCC=3.0 to 3.6V; Figure 12; typical at VCC=3.3V, TA=25°Ctyp -30 dB5
Non-Adjacent Channel Crosstalk XtalkRL=50Ω, f=240MHz; VCC=3.0 to 3.6V; Figure 13; typical at VCC=3.3V, TA=25°Ctyp -45 dB5
-3db Bandwidth BWRL=50Ω, CL=0pF; VCC=3.0 to 3.6V; Figure 11; typical at VCC=3.3V, TA=25°Ctyp 720 MHz5
-3db Bandwidth BWRL=50Ω, CL=5pF; VCC=3.0 to 3.6V; Figure 11; typical at VCC=3.3V, TA=25°Ctyp 550 MHz5
Skew of Opposite Transitions of the Same Output(6) tSK(P)CL=5pF, RL=50Ω; VCC=3.0 to 3.6V; Figure 9; typical at VCC=3.3V, TA=25°Ctyp 20 ps5
Total Jitter tJRL=50Ω, CL=5pf, tR=tF=500ps (10-90%) at 480Mbps (PRBS=215 – 1); VCC=3.0 to 3.6V; note 6; typical at VCC=3.3V, TA=25°Ctyp 200 ps5
Control Pin Input Capacitance CINVCC=0V; typical at TA=25°Ctyp 1.5 pF5
D+/D- On Capacitance CONVCC=3.3V, /OE=0V, f=240MHz; Figure 15; typical at TA=25°Ctyp 3.7 pF5
D1n, D2n Off Capacitance COFFVCC and /OE=3.3V; Figure 14; typical at TA=25°Ctyp 2 pF5

Pins, by the datasheet

10
1 VCC
Supply Voltage. · p. 2
2 Sel
Switch Select. · p. 2
3 D+
USB Data Bus. · p. 2
4 D-
USB Data Bus. · p. 2
5 GND
Ground. · p. 2
6 HSD1-
Multiplexed Source Inputs (UART / USB). · p. 2
7 HSD1+
Multiplexed Source Inputs (UART / USB). · p. 2
8 HSD2-
Multiplexed Source Inputs (USB Only). · p. 2
9 HSD2+
Multiplexed Source Inputs (USB Only). · p. 2
10 /OE
Switch Enable; HIGH disconnects the switch. · p. 2

Ordering codes, by the datasheet

2
FSUSB42UMX
10-Lead UMLP, 1.4 x 1.8mm · UMLP package; top mark HE; operating temperature -40 to +85°C · p. 1
FSUSB42MUX
10-Lead MSOP, JEDEC MO-187, 3.0mm Wide · MSOP package; top mark FSUSB42; operating temperature -40 to +85°C · p. 1

Parameters

15
Bandwidth
720MHz
Con
3.7pF
Current - Supply
1uA
Data Rate
480Mbps
Features
Bidirectional analog channel
Number of Channels
2
Operating Temperature
-40℃~+85℃
Output Current per Pin(Max)
100mA
Propagation Delay (tpd)
250ps
Ron
3.9Ω
Switch Circuit
2:1
Turn-off time
12ns
Turn-on time
13ns
Voltage - Supply
3V~4.4V
Voltage - Supply(Absolute Max)
5.6V

Order codes

1

Pinout

10
The pins of the FSUSB42MUX
PinNameType
1VCCPower in
2SELInput
3D+Input/output
4D-Input/output
5GNDPower in
6HSD1-Input/output
7HSD1+Input/output
8HSD2-Input/output
9HSD2+Input/output
10OEInput

Open-source boards using it

All 72
  • 4 layers46.3 × 15 mmSolo A, the printed circuit board in 3D

    Solo A

    solokeys/solo-hw

    Hardware sources for Solo 1

    48 parts195CC-BY-SA-4.0
  • 4 layers23.4 × 12 mmSolo2, the printed circuit board in 3D

    Solo2

    solokeys/solo2-hw

    Hardware schematic and layout for Solo 2

    41 parts187
  • 2 layers109 × 71 mmGamma split, the printed circuit board in 3D

    Gamma split

    ahtn/keyboard_pcb

    156 parts96
  • 2 layers142.1 × 106 mmPi CM4 16, the printed circuit board in 3D

    Pi CM4 16

    computergeek1507/PB_16

    Open source FPP PB16 Pixel Controller

    118 parts78
  • 2 layers31.9 × 36 mmLemon pcb swizzle, the printed circuit board in 3D

    Lemon pcb swizzle

    rianadon/Cosmos-Keyboard-PCBs

    Open-Source keyboard PCB designs for the Cosmos Keyboard Generator

    63 parts43
  • 4 layers110 × 100 mmBitcart, the printed circuit board in 3D

    Bitcart

    skot/bitcart

    Raspberry Pi CM4 based antminer control board

    134 parts23
  • 12 layers232 × 250 mmKlusterLab r2.0, the printed circuit board in 3D

    KlusterLab r2.0

    PCB-Arts/fast-open-switch-hardware

    KlusterLab is an open FPGA development platform designed for experimenting with high-speed interfaces and formally verified IP cores.

    1,169 parts15
  • 2 layers174 × 111 mmPedalboard hw, the printed circuit board in 3D

    Pedalboard hw

    pedalboard/pedalboard-hw

    pedalboard audio midi processor open hardware

    169 parts14CERN-OHL-P-2.0

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Questions

Is there a KiCad symbol and footprint for the FSUSB42MUX?

Yes. The symbol is Interface_USB:FSUSB42MUX and the footprint Package_SO:MSOP-10_3x3mm_P0.5mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the FSUSB42MUX?

MSOP-10, with 10 pins. Its footprint is drawn on this page.

Where is the FSUSB42MUX datasheet?

onsemi publishes it: the Datasheet link on this page opens it.

Where can I order the FSUSB42MUX?

JLCPCB lists it as part C11355, with 25,349 in stock; the sellers' links on this page open their listings.

What can replace the FSUSB42MUX?

Parts like it in the library: the BL1555MM by BL, the RS2105XN by Jiangsu RUNIC Tech, the CH442E by WCH (Nanjing Qinheng Microelectronics) and the BL1532MSOP by BL. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Which open-source boards use the FSUSB42MUX?

72 boards in 54 repositories on GitHub; the most starred are listed on this page, with their KiCad files.

Parts like it

8