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HT66F20, in 3D

HT66F20

Holtek Semicon

12bit 18 1KB 2.2V~5.5V FLASH Others SOP-20-300mil Microcontrollers (MCU/MPU/SOC) ROHS

Extended
DatasheetJLCPCBLCSCholtek-semicon/HT66F20
Category
Microcontrollers (MCU, MPU, SOC)
Package
NSOP-16
Pins
20

Overview

The HT66F20 is a microcontroller made by Holtek Semicon in a NSOP-16 package with 20 pins. 12bit 18 1KB 2.2V~5.5V FLASH Others SOP-20-300mil Microcontrollers (MCU/MPU/SOC) ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:HT66F20, from EasyEDA) and its footprint (EasyEDA_Cloud:SOP-20_L13.2-W7.8-P1.27-LS10.4-BL, from EasyEDA), ready for a KiCad board. 10 are in stock at JLCPCB (part C189818).

Symbol

PA0/C0X/TP0_0/AN01VSS&AVSS2PB4/XT23PB3/XT14PB2/OSC25PB1/OSC16VDD&AVDD7PB0/#RES8PC1/SCOM19PC0/TP1_1/SCOM010PC3/#PINT/C1-/SCOM311PC2/PCK/C1+/SCOM212PB5/#SCS/VREF13PA7/SCK/SCL/AN714PA6/SDI/SDA/AN615PA5/C1X/SDO/AN516PA4/INT1/TCK1/AN417PA3/INT0/C0-/AN318PA2/TCK0/C0+/AN219PA1/TP1_0/AN120
EasyEDA_Cloud:HT66F20From EasyEDA

Footprint

1234567891011121314151617181920
EasyEDA_Cloud:SOP-20_L13.2-W7.8-P1.27-LS10.4-BLFrom EasyEDA

Parameters

12
ADC (Bit)
12bit
CPU Core
Other
CPU Maximum Speed
20MHz
Core Size
8 Bit
EEPROM
32Byte
Features
Built-in general-purpose timer
Number of I/O
18
Operating Temperature
-40℃~+85℃
Program Memory Type
FLASH
Program Storage Size
1KB
RAM Size
64Byte
Voltage - Supply
2.2V~5.5V

Order codes

2

Pinout

20
The pins of the HT66F20
PinNameType
1PA0/C0X/TP0_0/AN0Unspecified
2VSS&AVSSUnspecified
3PB4/XT2Unspecified
4PB3/XT1Unspecified
5PB2/OSC2Unspecified
6PB1/OSC1Unspecified
7VDD&AVDDUnspecified
8PB0/#RESUnspecified
9PC1/SCOM1Unspecified
10PC0/TP1_1/SCOM0Unspecified
11PC3/#PINT/C1-/SCOM3Unspecified
12PC2/PCK/C1+/SCOM2Unspecified
13PB5/#SCS/VREFUnspecified
14PA7/SCK/SCL/AN7Unspecified
15PA6/SDI/SDA/AN6Unspecified
16PA5/C1X/SDO/AN5Unspecified
17PA4/INT1/TCK1/AN4Unspecified
18PA3/INT0/C0-/AN3Unspecified
19PA2/TCK0/C0+/AN2Unspecified
20PA1/TP1_0/AN1Unspecified

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/holtek-semicon/HT66F20" title="HT66F20 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe>
A picture
<img src="https://pcbkit.io/embed/parts/holtek-semicon/HT66F20.jpg" alt="HT66F20" width="1200" height="900">
A picture that opens the part, for a README
[![HT66F20](https://pcbkit.io/embed/parts/holtek-semicon/HT66F20.jpg?size=s)](https://pcbkit.io/parts/holtek-semicon/HT66F20)

Questions

Is there a KiCad symbol and footprint for the HT66F20?

Yes. The symbol is EasyEDA_Cloud:HT66F20 and the footprint EasyEDA_Cloud:SOP-20_L13.2-W7.8-P1.27-LS10.4-BL, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the HT66F20?

NSOP-16, with 20 pins. Its footprint is drawn on this page.

Where is the HT66F20 datasheet?

Holtek Semicon publishes it: the Datasheet link on this page opens it.

Where can I order the HT66F20?

JLCPCB lists it as part C189818, with 10 in stock; the sellers' links on this page open their listings.