# SC92F8003X20U

**SOC Shenzhen SinOne Microelectronics** · Microcontrollers (MCU/MPU/SOC) · TSSOP-20

SC92F8003X20U from SOC Shenzhen SinOne Microelectronics, in a TSSOP-20. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | P1.4/INT14/T2EX/PWM2A/AIN4 | bidirectional | GPIO P1.4, multiplexed with external interrupt INT14, Timer2 external capture input T2EX, PWM2 output PWM2A, and ADC input AIN4. |
| 2 | P1.5/INT15/TX0/AIN5 | bidirectional | GPIO P1.5, multiplexed with external interrupt INT15, UART0 TX (TX0), and ADC input AIN5. |
| 3 | P1.6/INT16/RX0/AIN6 | bidirectional | GPIO P1.6, multiplexed with external interrupt INT16, UART0 RX (RX0), and ADC input AIN6. |
| 4 | P1.7/RST | bidirectional | GPIO P1.7 that is used as the external reset pin RST when the DISRST Customer Option bit is 0 and as a normal I/O pin when DISRST is 1. |
| 5 | P0.0/INT00/OSCI | bidirectional | GPIO P0.0, multiplexed with external interrupt INT00 and the external crystal oscillator input OSCI, which is active only when the external high-frequency crystal is enabled (ENXTL=1). |
| 6 | P0.1/INT01/OSCO | bidirectional | GPIO P0.1, multiplexed with external interrupt INT01 and the external crystal oscillator output OSCO, which is active only when the external high-frequency crystal is enabled (ENXTL=1). |
| 7 | VSS | power_in | Ground reference pin for the device. |
| 8 | P2.0/TX0A/tDIO | bidirectional | GPIO P2.0, multiplexed with UART0 TX alternate (TX0A) and tDIO, the programming and emulation data line. |
| 9 | VDD | power_in | Power supply pin; the datasheet specifies 2.9V to 5.5V when the system clock exceeds 12MHz and 2.4V to 5.5V at 12MHz or below. |
| 10 | P2.1/INT21/SSRXA/PWM5A | bidirectional | GPIO P2.1, multiplexed with external interrupt INT21, SSI receive alternate SSRXA, and PWM5 output PWM5A. |
| 11 | P2.2/INT22/SSTXA | bidirectional | GPIO P2.2, multiplexed with external interrupt INT22 and SSI transmit alternate SSTXA. |
| 12 | P2.3/INT23/SSCKA | bidirectional | GPIO P2.3, multiplexed with external interrupt INT23 and SSI clock alternate SSCKA. |
| 13 | P2.4/INT24/PWM0 | bidirectional | GPIO P2.4, multiplexed with external interrupt INT24 and PWM0 output. |
| 14 | P2.5/INT25/PWM1/AIN0 | bidirectional | GPIO P2.5, multiplexed with external interrupt INT25, PWM1 output, and ADC input AIN0. |
| 15 | P2.6/INT26/SSCK/PWM2 | bidirectional | GPIO P2.6, multiplexed with external interrupt INT26, SSI clock SSCK, and PWM2 output. |
| 16 | P2.7/INT27/SSTX/PWM3 | bidirectional | GPIO P2.7, multiplexed with external interrupt INT27, SSI transmit SSTX, and PWM3 output. |
| 17 | P1.0/INT10/SSRX/PWM4 | bidirectional | GPIO P1.0, multiplexed with external interrupt INT10, SSI receive SSRX, and PWM4 output. |
| 18 | P1.1/INT11/T2/RX0A/AIN1/tCK | bidirectional | GPIO P1.1, multiplexed with external interrupt INT11, Timer2 external input or output T2, UART0 RX alternate RX0A, ADC input AIN1, and the programming and emulation clock tCK. |
| 19 | P1.2/INT12/T0/PWM5/AIN2 | bidirectional | GPIO P1.2, multiplexed with external interrupt INT12, Timer0 external count input T0, PWM5 output, and ADC input AIN2. |
| 20 | P1.3/INT13/T1/PWM6/AIN3 | bidirectional | GPIO P1.3, multiplexed with external interrupt INT13, Timer1 external count input T1, PWM6 output, and ADC input AIN3. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | SOC Shenzhen SinOne Microelectronics |
| Package | TSSOP-20 |
| Category | Embedded Processors & Controllers |
| Pins | 20 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Supply voltage VDD / VSS (absolute maximum) | VDD/VSS | -0.3 |  | 5.5 | V |  | 76 |
| Voltage on any pin (input/output) |  | -0.3 |  |  | V | Upper limit printed as VDD+0.3 | 76 |
| Operating ambient temperature (absolute maximum) | TA | -40 |  | 85 | ℃ |  | 76 |
| Storage temperature | TSTG | -55 |  | 125 | ℃ |  | 76 |
| Operating voltage (system clock >12MHz) | VDD1 | 2.9 |  | 5.5 | V | System clock >12MHz | 76 |
| Operating voltage (system clock ≤12MHz) | VDD2 | 2.4 |  | 5.5 | V | System clock ≤12MHz | 76 |
| Operating ambient temperature (recommended) | TA | -40 |  | 85 | ℃ |  | 76 |
| Standby current (Power Down mode), VDD=5V | Ipd1 |  | 0.7 | 1 | μA |  | 76 |
| WDT current, VDD=5V | IWDT |  | 4.2 | 5 | μA | WDTCKS[2:0]=000 | 76 |
| Input low voltage (IO), VDD=5V | VIL1 | -0.3 |  |  | V | Upper limit printed as 0.3VDD | 76 |
| Input low voltage (Schmitt trigger RST/tCK/SCK), VDD=5V | VIL2 | -0.2 |  |  | V | Schmitt trigger input: RST/tCK/SCK; upper limit printed as 0.2VDD | 76 |
| Internal reference 2.4V voltage output | VDD24 | 2.38 | 2.4 | 2.42 | V | TA=-40~85 ℃ | 77 |
| Standby current (Power Down mode), VDD=3.3V | Ipd2 |  | 0.7 | 1 | uA |  | 77 |
| Input low voltage (IO), VDD=3.3V | VIL3 | -0.3 |  |  | V | Upper limit printed as 0.3VDD | 77 |
| Input low voltage (Schmitt trigger RST/tCK/SCK), VDD=3.3V | VIL4 | -0.2 |  |  | V | Schmitt trigger input: RST/tCK/SCK; upper limit printed as 0.2VDD | 77 |
| Power on reset time | TPOR |  | 5 | 10 | ms |  | 77 |
| Power down mode wake-up time | TPDW |  | 1 | 1.5 | ms |  | 77 |
| Reset pulse width | TReset | 18 |  |  | us | Active low | 77 |
| RC oscillator frequency stability (fHRC) | fHRC | 15.84 | 16 | 16.16 | MHz | VDD=2.9~5.5V, TA=-20~85 ℃ | 77 |
| ADC supply voltage | VAD | 2.4 | 5 | 5.5 | V |  | 78 |
| ADC input resistance | RAIN | 1 |  |  | M | VIN=5V | 78 |
| ADC conversion current 1 | IADC1 |  |  | 2 | mA | ADC module on, VDD=5V | 78 |
| ADC conversion current 2 | IADC2 |  |  | 1.8 | mA | ADC module on, VDD=3.3V | 78 |

## Materials and finish

As the datasheet states them (page.json `metadata.appearance`; the 3D model's colours follow it).

| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| housing | PBT |  | BTM Base timer BTMIF EBTM IPBTM 004BH 10 9 H/W Auto 能 | 27 |

## CAD (KiCad official)

- Symbol: `SC92F8003X20U`
- Footprint: `Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm`
- 3D model: TSSOP-20 (KiCad packages3D, STEP)
- 3D model files: `sc92f8003x20u-etched.step` / `sc92f8003x20u-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sc92f8003x20u.step` / `sc92f8003x20u.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [SOC Shenzhen SinOne Microelectronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588883612603191296) (82 pp, sha256 `66a8064cf8279a7b`, retrieved 2026-10-18, 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 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-5-5` (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).

[Datasheet PDF](docs/sc92f8003x20u-datasheet.pdf)