CH482D

WCH (Nanjing Qinheng Microelectronics)Extended

-40℃~+85℃ 2 20us 25ns 2:1 3.5Ω 3V~3.5V 7GHz 80ns Bidirectional analog channel、Channel combination connection QFN-20(2.5x4.5) Analog Switches, Multiplexers ROHS

JLCPCB LCSC

Part id: wch/CH482D
Category: Analog Switches, Multiplexers
Package: QFN-20(2.5x4.5)
Pins: 21
In stock: 0 at JLCPCB (C2913009)
Used on: 3 open-source boards

Overview

The CH482D is an analog Switches, Multiplexer made by WCH (Nanjing Qinheng Microelectronics) in a QFN-20(2.5x4.5) package with 21 pins. -40℃~+85℃ 2 20us 25ns 2:1 3.5Ω 3V~3.5V 7GHz 80ns Bidirectional analog channel、Channel combination connection QFN-20(2.5x4.5) Analog Switches, Multiplexers ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:CH482D, from EasyEDA) and its footprint (EasyEDA_Cloud:VFQFN-20_L4.5-W2.5-P0.5-BL-EP, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C2913009). 3 open-source boards in 1 repository on GitHub use it.

Symbol

EasyEDA_Cloud:CH482DFrom EasyEDA

Footprint

EasyEDA_Cloud:VFQFN-20_L4.5-W2.5-P0.5-BL-EPFrom EasyEDA

Pinout

The pins of the CH482D
Pin	Name	Type
1	EN#	Unspecified
2	SSAX	Unspecified
3	SSAY	Unspecified
4	GND	Unspecified
5	VDD	Unspecified
6	SSBX	Unspecified
7	SSBY	Unspecified
8	SEL	Unspecified
9	VDD	Unspecified
10	GND	Unspecified
11	SSB1Y	Unspecified
12	SSB1X	Unspecified
13	SSA1Y	Unspecified
14	SSA1X	Unspecified
15	SSB0Y	Unspecified
16	SSB0X	Unspecified
17	SSA0Y	Unspecified
18	SSA0X	Unspecified
19	GND	Unspecified
20	VDD	Unspecified
21	GND	Unspecified

Parameters

Bandwidth: 7GHz
Features: Channel combination connection；Bidirectional analog channel
Number of Channels: 2
Operating Temperature: -40℃~+85℃
Propagation Delay (tpd): 80ns
Ron: 3.5Ω
Switch Circuit: 2:1
Turn-off time: 25ns
Turn-on time: 20us
Voltage - Supply: 3V~3.5V

Order codes

CH482DLCSC C2913009

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Open-source boards using it

4 layers60 × 60 mm
USB PD Twitch
theBrutzler/KVM_Twitch
This ist a collection of PCBs to realise a KVM (T)Switch.
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USB C Twitch
theBrutzler/KVM_Twitch
This ist a collection of PCBs to realise a KVM (T)Switch.
69 parts1
4 layers60 × 60 mm
USB PD PLUS C
theBrutzler/KVM_Twitch
This ist a collection of PCBs to realise a KVM (T)Switch.
126 parts1

Parts like it

CH482X
QFN-20(2.5x4.5)-40℃~+85℃ 10GHz 2 20ns 25ns 2:1 3V~3.5V 7Ω 80ns QFN-20(2.5x4.5) Analog Switches, Multiplexers ROHSWCH (Nanjing Qinheng Microelectronics)Analog Switches, Multiplexers

Questions

Is there a KiCad symbol and footprint for the CH482D?

Yes. The symbol is EasyEDA_Cloud:CH482D and the footprint EasyEDA_Cloud:VFQFN-20_L4.5-W2.5-P0.5-BL-EP, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the CH482D?

QFN-20(2.5x4.5), with 21 pins. Its footprint is drawn on this page.

Where can I order the CH482D?

JLCPCB lists it as part C2913009, with 0 in stock; the sellers' links on this page open their listings.

What can replace the CH482D?

Parts like it in the library: the CH482X by WCH (Nanjing Qinheng Microelectronics). Check their datasheets: a part that fits the footprint may still differ in its ratings.

Which open-source boards use the CH482D?

3 boards in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.