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CH552P, in 3D

CH552P

WCH (Nanjing Qinheng Microelectronics)

QFN-16 Microcontrollers (MCU/MPU/SOC) ROHS

Extended
DatasheetJLCPCBLCSCwch/CH552P
Category
Microcontrollers (MCU, MPU, SOC)
Package
QFN-16
Pins
17

Overview

The CH552P is a microcontroller made by WCH (Nanjing Qinheng Microelectronics) in a QFN-16 package with 17 pins. QFN-16 Microcontrollers (MCU/MPU/SOC) ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:CH552P, from EasyEDA) and its footprint (EasyEDA_Cloud:VQFN-16_L3.0-W3.0-P0.50-BL-EP1.7, from EasyEDA), ready for a KiCad board. 3,809 are in stock at JLCPCB (part C968536). 1 open-source board in 1 repository on GitHub use it.

Symbol

GND/VSS17VCC/VDD16P3.7/UDM15P3.6/UDP14P3.4/PWM2/RXD1_/T013P3.3/INT112P1.1/T2EX/CAP2/TIN111P3.0/PWM1_/RXD10P3.1/PWM2_/TXD9P1.0/T2/CAP1/TIN08RST/T2EX_/CAP2_7P1.7/SCK/TXD1/TIN56P1.6/MISO/RXD1/TIN45P3.2/TXD1_/INT0/VBUS14P1.4/T2_/CAP1_/SCS3P1.5/MOSI/PWM1/TIN32V331
EasyEDA_Cloud:CH552PFrom EasyEDA

Footprint

EasyEDA_Cloud:VQFN-16_L3.0-W3.0-P0.50-BL-EP1.7From EasyEDA

Parameters

11
ADC (Bit)
8bit
CPU Core
51 Series
CPU Maximum Speed
24MHz
Core Size
8 Bit
Features
Software reset
Operating Temperature
-40℃~+85℃
Oscillator Type
Built-in+External
Program Memory Type
FLASH
Program Storage Size
16KB
RAM Size
1.2509765625KB
Voltage - Supply
3.3V~5V

Order codes

1

Pinout

17
The pins of the CH552P
PinNameType
1V33Unspecified
2P1.5/MOSI/PWM1/TIN3Unspecified
3P1.4/T2_/CAP1_/SCSUnspecified
4P3.2/TXD1_/INT0/VBUS1Unspecified
5P1.6/MISO/RXD1/TIN4Unspecified
6P1.7/SCK/TXD1/TIN5Unspecified
7RST/T2EX_/CAP2_Unspecified
8P1.0/T2/CAP1/TIN0Unspecified
9P3.1/PWM2_/TXDUnspecified
10P3.0/PWM1_/RXDUnspecified
11P1.1/T2EX/CAP2/TIN1Unspecified
12P3.3/INT1Unspecified
13P3.4/PWM2/RXD1_/T0Unspecified
14P3.6/UDPUnspecified
15P3.7/UDMUnspecified
16VCC/VDDUnspecified
17GND/VSSUnspecified

Open-source boards using it

All 1
  • 4 layers10 × 9 mmPicoGate, the printed circuit board in 3D

    PicoGate

    blueskull/PicoGate

    A tiny FPGA core module based on GW1NZ-LV1, CH552 and SLG46580

    108 parts27Unlicense

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A live frame, for any web page
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A picture
<img src="https://pcbkit.io/embed/parts/wch/CH552P.jpg" alt="CH552P" width="1200" height="900">
A picture that opens the part, for a README
[![CH552P](https://pcbkit.io/embed/parts/wch/CH552P.jpg?size=s)](https://pcbkit.io/parts/wch/CH552P)

Questions

Is there a KiCad symbol and footprint for the CH552P?

Yes. The symbol is EasyEDA_Cloud:CH552P and the footprint EasyEDA_Cloud:VQFN-16_L3.0-W3.0-P0.50-BL-EP1.7, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the CH552P?

QFN-16, with 17 pins. Its footprint is drawn on this page.

Where is the CH552P datasheet?

WCH (Nanjing Qinheng Microelectronics) publishes it: the Datasheet link on this page opens it.

Where can I order the CH552P?

JLCPCB lists it as part C968536, with 3,809 in stock; the sellers' links on this page open their listings.

Which open-source boards use the CH552P?

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