# CH572D (Component) ## Description QFN-20-EP(3x3) Microcontrollers (MCU/MPU/SOC) ROHS #CommonPartsLibrary #IntegratedCircuit #Microcontroller ## Component Details - **Owner:** adrian95 - **Created:** 7/8/2025 - **Last Updated:** 7/8/2025 - **Visibility:** Public - **Part Type:** Microcontroller - **Manufacturer Part Number:** CH572D - **Manufacturer Name:** WCH(Jiangsu Qin Heng) - **License:** https://creativecommons.org/licenses/by/4.0/ - **Datasheet URL:** https://lcsc.com/datasheet/lcsc_datasheet_2504101957_WCH-Jiangsu-Qin-Heng-CH572D_C46597863.pdf - **Used in:** 5 projects ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [LCSC](https://www.lcsc.com/product-detail/C46597863.html) | $0.4349 | 4.8K | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **MPN:** CH572D - **Package / Case Code:** 20-QFN - **Pin Count:** 21 - **Logic Function:** AND - **Compliance:** Rohs ## Pins | Pin | Name | Type | |-----|------|------| | 1 | PA3/T/R1/SCL2/SCK_/PWM3/CP0 | | | 2 | XO | | | 3 | XI | | | 4 | NC | | | 5 | ANT | | | 6 | VDD33 | | | 7 | VIO33 | | | 8 | V5 | | | 9 | PA9/SDA/R5/TMR3 | | | 10 | PA8/SCL/T5/PWM5/RST | | | 11 | PA0 /UDM/R 2/T3/S CL1 | | | 12 | PA1 /UDP/R 3/T2/S DA1 | | | 13 | PA4 /SCS/P WM4/TM R2 | | | 14 | PA5/S CK/SCL 3 | | | 15 | PA6 /MISO/ R4/SDA 3 | | | 16 | PA7/MOSI/T4/PWM1/TMR/RST_/CP1 | | | 17 | PA10/R6/T7 | | | 18 | PA11/R7/T6 | | | 19 | NC | | | 20 | PA2/R/T1/SDA2/SCS_/PWM2/TMR1/CN | | | 21 | GND | | --- *Generated from [https://www.flux.ai/adrian95/ch572d~vpi](https://www.flux.ai/adrian95/ch572d~vpi)*