component
HC89F3541-SOP28-T-M
Public Made by Adomby adom
Shanghai Holychip Elec Microcontroller Units (MCUs/MPUs/SOCs), SOP-28-300mil. Datasheet-verified pinout, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownHC89F3541-SOP28-T-M
Shanghai Holychip Elec · Microcontroller Units (MCUs/MPUs/SOCs) · SOP-28-300mil
HC89F3541-SOP28-T-M from Shanghai Holychip Elec, in a SOP-28-300mil. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | P1.7/TK15/INT15 | bidirectional | GPIO port P1.7 supporting capacitive touch input TK15 and external interrupt INT15 |
| 2 | P1.6/TK14/INT14 | bidirectional | GPIO port P1.6 supporting capacitive touch input TK14 and external interrupt INT14 |
| 3 | P1.5/TK13/INT13 | bidirectional | GPIO port P1.5 supporting capacitive touch input TK13 and external interrupt INT13 |
| 4 | P1.4/TK12/INT12 | bidirectional | GPIO port P1.4 supporting capacitive touch input TK12 and external interrupt INT12 |
| 5 | P1.3/TK11/INT11 | bidirectional | GPIO port P1.3 supporting capacitive touch input TK11 and external interrupt INT11 |
| 6 | P1.2/TK10/INT10 | bidirectional | GPIO port P1.2 supporting capacitive touch input TK10 and external interrupt INT10 |
| 7 | P1.1/TK9/INT9 | bidirectional | GPIO port P1.1 supporting capacitive touch input TK9 and external interrupt INT9 |
| 8 | P1.0/TK8/INT8 | bidirectional | GPIO port P1.0 supporting capacitive touch input TK8 and external interrupt INT8 |
| 9 | P0.7/AN7/TK7/INT7/Vref | bidirectional | GPIO port P0.7 supporting 12-bit ADC input AN7, capacitive touch TK7, external interrupt INT7, and ADC reference voltage input/output |
| 10 | P0.6/AN6/TK6/INT6 | bidirectional | GPIO port P0.6 supporting 12-bit ADC input AN6, capacitive touch TK6, and external interrupt INT6 |
| 11 | P0.5/AN5/TK5/INT5 | bidirectional | GPIO port P0.5 supporting 12-bit ADC input AN5, capacitive touch TK5, and external interrupt INT5 |
| 12 | P0.4/AN4/TK4/INT4 | bidirectional | GPIO port P0.4 supporting 12-bit ADC input AN4, capacitive touch TK4, and external interrupt INT4 |
| 13 | GND | power_in | Ground (GND) power connection |
| 14 | VDD | power_in | Power supply input VDD, operating voltage range 2.0V to 5.5V |
| 15 | P0.3/AN3/TK3/INT3 | bidirectional | GPIO port P0.3 supporting 12-bit ADC input AN3, capacitive touch TK3, and external interrupt INT3 |
| 16 | P0.2/AN2/TK2/INT2/FLT2/PLVD | bidirectional | GPIO port P0.2 supporting 12-bit ADC input AN2, capacitive touch TK2, external interrupt INT2, PWM2 fault detection FLT2, and port low voltage detection PLVD |
| 17 | P0.1/AN1/TK1/INT1/FLT1 | bidirectional | GPIO port P0.1 supporting 12-bit ADC input AN1, capacitive touch TK1, external interrupt INT1, and PWM1 fault detection FLT1 |
| 18 | P0.0/AN0/TK0/INT0/FLT0 | bidirectional | GPIO port P0.0 supporting 12-bit ADC input AN0, capacitive touch TK0, external interrupt INT0, and PWM0 fault detection FLT0 |
| 19 | P2.7/AN15 | bidirectional | GPIO port P2.7 supporting 12-bit ADC input AN15 |
| 20 | P2.6/AN14 | bidirectional | GPIO port P2.6 supporting 12-bit ADC input AN14 |
| 21 | P2.5/AN13 | bidirectional | GPIO port P2.5 supporting 12-bit ADC input AN13 |
| 22 | P2.4/RST/AN12/ECOUT | bidirectional | GPIO port P2.4 supporting external reset input RST (active low), 12-bit ADC input AN12, and CTK external capacitor output ECOUT |
| 23 | P3.5/INT17/XIN | bidirectional | GPIO port P3.5 supporting external interrupt INT17 and external crystal oscillator input XIN (4MHz to 20MHz or 32.768kHz) |
| 24 | P3.4/INT16/XOUT | bidirectional | GPIO port P3.4 supporting external interrupt INT16 and external crystal oscillator output XOUT |
| 25 | P2.3/AN11/TDI | bidirectional | GPIO port P2.3 supporting 12-bit ADC input AN11 and JTAG data input TDI |
| 26 | P2.2/AN10/TCK/SCK | bidirectional | GPIO port P2.2 supporting 12-bit ADC input AN10, JTAG clock input TCK, and SPI clock SCK |
| 27 | P2.1/AN9/TDO | bidirectional | GPIO port P2.1 supporting 12-bit ADC input AN9 and JTAG data output TDO |
| 28 | P2.0/AN8/TMS/SDA | bidirectional | GPIO port P2.0 supporting 12-bit ADC input AN8, JTAG mode input TMS, and I2C/two-wire data SDA |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Shanghai Holychip Elec |
| Package | SOP-28-300mil |
| Category | Single Chip Microcomputer/Microcontroller |
| Pins | 28 |
CAD (KiCad official)
- Symbol:
HC89F3541-SOP28-T-M - Footprint:
Package_SO:SOP-28_8.4x18.16mm_P1.27mm - 3D model: SOP-28-300mil (KiCad packages3D, STEP)
- 3D model files:
hc89f3541-sop28-t-m-etched.step/hc89f3541-sop28-t-m-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);hc89f3541-sop28-t-m.step/hc89f3541-sop28-t-m.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Shanghai Holychip Elec datasheet (189 pp, sha256
70b3b21cd4e0baed, retrieved 2026-09-17, tier: lcsc) - Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-4-6(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).