Key facts
- Brand
- Holtek
- Model
- HT46R22
- Industry
- Industrial
- Documents
- 10
- Languages
- ZH · EN
- Last added
- 2026-10-15
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Jilin Semiconductor Co., Ltd. HT46R47, HT46R22, HT46R23, HT46R24 A/D-type Microcontroller User Manual
This user manual provides comprehensive specifications and usage instructions for the Holtek HT46R47, HT46R22, HT46R23, and HT46R24 A/D-type microcontrollers. These are high-performance, low-power 8-bit RISC devices designed to directly process analog signals from sensors. This manual is written in Chinese.
Read onlineHoltek HT46R22 specifications
| Architecture | 8-bit High Performance RISC Structure |
|---|---|
| Operating Voltage (4MHz) | 2.2V to 5.5V |
| Operating Voltage (8MHz) | 3.3V to 5.5V |
| Program Memory (HT46R24) | 8K x 16 OTP/Mask ROM |
| Data Memory (HT46R24) | 384 x 8 SRAM |
| Stack Depth (HT46R24) | 16-level |
All Holtek HT46R22 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
- Jilin Semiconductor Co., Ltd. HT46R47, HT46R22, HT46R23, HT46R24 A/D-type Microcontroller User Manual 185 p
- Holtek HT46R47/HT46R22/HT46R23/HT46R24 A/D Microcontroller User Manual 171 p
- HOLTEK SEMICONDUCTO HT46R47 HT46R22 HT46R23 HT46R24 A/D microcontroller Manual
- HOLTEK HT46R22/46C22 microcontroller Manual
- HOLTEK HT46R22/46C22 A/D Type 8-Bit microcontroller Manual
- HOLTEK HT46R22/HT46C22 A/D Type 8-Bit microcontroller Manual
- Holtek HT46R47/HT46R22/HT46R23/HT46R24 A/D Microcontroller User Manual 185 p
How to use the product for one specific task, with worked examples.
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the main controller chip used in this design?
The Holtek HT46R22 A/D type single-chip microcomputer.
From: Holtek HT46R22 Induction Cooker Power Control Design Application Note
What is the maximum power output deviation for this induction cooker design?
The design keeps the large power conversion error within 50W.
From: Holtek HT46R22 Induction Cooker Power Control Design Application Note
What is the operating temperature range?
The microcontrollers operate in an industrial grade temperature range of -40°C to 85°C.
What is the typical power consumption at 5V and 4MHz?
The typical power loss is 2mA when the crystal oscillator for the ADC is disabled.
What is the operating voltage range for the HT46R22/HT46C22?
The device operates from 2.2 V to 5.5 V at 4 MHz and from 4.5 V to 5.5 V at 8 MHz.
How many bidirectional I/O lines does the HT46R22/HT46C22 provide?
It provides 19 bidirectional I/O lines.