FUNCTIONAL ALTERNATIVE
SC92F8447B is a Chinese-manufactured functional replacement (package and pinout differ) for SONiX SN8P / Holtek HT 8-bit MCU with LCD drive (SONiX / Holtek).
Functionally replaces SONiX / Holtek 8-bit MCUs that combine display drive and touch sensing.
SC92F8447B — Alternative to SONiX SN8P / Holtek HT 8-bit MCU with LCD drive
SC92F8447B from SinOne 赛元微 is supplied by JTDZ Tech (Shenzhen Jingteng Electronics) as a cost-effective, short-lead-time alternative to the imported SONiX SN8P / Holtek HT 8-bit MCU with LCD drive (SONiX / Holtek). Chinese-sourced semiconductors have moved well beyond "cheap substitute" status: the parts below are production-validated in industrial, automotive and consumer designs, and they remove both the allocation risk and the long lead times that come with imported.
Cross-Reference: SONiX SN8P / Holtek HT 8-bit MCU with LCD drive vs SC92F8447B
| imported | This part (Chinese alternative) | |
|---|---|---|
| Part number | SONiX SN8P / Holtek HT 8-bit MCU with LCD drive | SC92F8447B |
| Manufacturer | SONiX / Holtek | SinOne 赛元微 |
| Package | Differs from this part — see migration notes | LQFP-48 |
| Pin Count | 48 | |
| Compatibility | — | Functional replacement (package and pinout differ) |
| Supply & lead time | Frequently allocated, long lead times | Domestic stock, short lead time |
| Description | Microcontrollers/MCUs, 2.4 V - 5.5 V, -40 C to +85 C, LQFP-48 package. |
Key Specifications
| Core | 1T 8051, instruction set fully compatible with classic 8051 |
| Flash | 16 KB |
| SRAM | 256 B + 768 B + 44 B |
| EEPROM | 128 B, 100k write cycles, no erase needed |
| Supply | 2.4 V - 5.5 V |
| Temperature | -40 C to +85 C |
| GPIO | Up to 46, all with 50 mA sink capability |
| ADC | 17-channel 12-bit, internal 2.4 V reference |
| Driver | LCD/LED driver, 8x24 or 4x28 segments |
| Touch | 31-channel, dual-mode (high sensitivity / high noise immunity) |
What to check before substituting SC92F8447B for SONiX SN8P
- Drop-in replacement for designs that need an LCD/LED driver plus touch keys in one 8-bit MCU.
- 8051-compatible instruction set; pinout differs from SONiX and Holtek equivalents, so plan a layout change.
- The touch block passes 10 V dynamic CS testing in high-reliability mode, which suits noisy appliance environments.
Typical Applications
- Appliance panels with LCD or LED display
- Touch-key control boards
- Smart home control panels
- Industrial 8-bit control with display
Why buy SC92F8447B from JTDZ Tech
- and new parts from SinOne 赛元微, with traceable date codes
- MOQ 1 pc, tier pricing for volume and BOM kitting
- Cross-reference and substitution support: send us your BOM and we will confirm pin-to-pin compatibility before you commit
- X-ray, visual inspection and third-party lab testing supported on request
- Quote within 2 business hours; export shipping to India, Vietnam, the Middle East and worldwide
Need SC92F8447B, or still prefer the SONiX SN8P? Send us your part list and target quantity — we will come back with pricing, stock and a compatibility confirmation within 2 business hours. Prices vary with quantity and market conditions, so the listed price is for reference only.
Genuine original parts guaranteed — traceable lot & date code, X-ray / visual inspection and third-party test supported before shipment.
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