# SC92F8462BX20U

**SOC(Shenzhen SinOne Microelectronics)** · Microcontroller Units (MCUs/MPUs/SOCs) · TSSOP-20

SC92F8462BX20U 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 | VDD | power_in | Supply pin; operating voltage is 2.9V to 5.5V above a 12MHz system clock and 2.4V to 5.5V at or below 12MHz. |
| 2 | P1.0/CMOD | bidirectional | General-purpose I/O P1.0 that also serves as the CMOD pin for the external touch-key capacitor. |
| 3 | VSS | power_in | Ground reference pin. |
| 4 | P1.1/INT01/TK22/RST | bidirectional | General-purpose I/O P1.1 that can be used as external reset pin RST when DISRST is set to 0 in the Customer Option, and also as external interrupt INT01 input and touch channel TK22. |
| 5 | P1.2/INT02/T0/RX0/TK21/tCK | bidirectional | General-purpose I/O P1.2 that also serves as T0 external counter input, UART0 receive RX0, external interrupt INT02, touch channel TK21 (avoid when using TK debug) and tCK programming/emulation clock. |
| 6 | P1.3/INT03/T1/TX0/TK20/tDIO | bidirectional | General-purpose I/O P1.3 that also serves as T1 external counter input, UART0 transmit TX0, external interrupt INT03, touch channel TK20 (avoid when using TK debug) and tDIO programming/emulation data line. |
| 7 | P1.4/INT10/AIN9/TK19 | bidirectional | General-purpose I/O P1.4 that also serves as external interrupt INT10, ADC input AIN9 and touch channel TK19. |
| 8 | P1.5/INT11/AIN8/TK18 | bidirectional | General-purpose I/O P1.5 that also serves as external interrupt INT11, ADC input AIN8 and touch channel TK18. |
| 9 | P2.7/PWM5/AIN5/TK15 | bidirectional | General-purpose I/O P2.7 that also serves as PWM5 output, ADC input AIN5 and touch channel TK15. |
| 10 | P2.6/PWM4/AIN4/TK14 | bidirectional | General-purpose I/O P2.6 that also serves as PWM4 output, ADC input AIN4 and touch channel TK14. |
| 11 | P2.5/PWM3/AIN3/TK13 | bidirectional | General-purpose I/O P2.5 that also serves as PWM3 output, ADC input AIN3 and touch channel TK13. |
| 12 | P2.4/AIN2/TK12 | bidirectional | General-purpose I/O P2.4 that also serves as ADC input AIN2 and touch channel TK12. |
| 13 | P2.1/INT25/MISO/RX1/TK9 | bidirectional | General-purpose I/O P2.1 that also serves as external interrupt INT25, SPI master-in/slave-out MISO, UART1 receive RX1 and touch channel TK9. |
| 14 | P2.0/INT24/MOSI/TX1/SDA/TK8 | bidirectional | General-purpose I/O P2.0 that also serves as external interrupt INT24, SPI master-out/slave-in MOSI, UART1 transmit TX1, TWI SDA and touch channel TK8. |
| 15 | P0.5/INT21/SCK/TK5 | bidirectional | General-purpose I/O P0.5 that also serves as external interrupt INT21, SPI and TWI clock SCK and touch channel TK5. |
| 16 | P0.4/INT20/COM4/TK4 | bidirectional | General-purpose I/O P0.4 that also serves as external interrupt INT20, software LCD common COM4 (driven at 1/2VDD when selected) and touch channel TK4. |
| 17 | P0.3/COM3/TK3 | bidirectional | General-purpose I/O P0.3 that also serves as software LCD common COM3 (driven at 1/2VDD when selected) and touch channel TK3. |
| 18 | P0.2/PWM2/COM2/TK2 | bidirectional | General-purpose I/O P0.2 that also serves as PWM2 output, software LCD common COM2 (driven at 1/2VDD when selected) and touch channel TK2. |
| 19 | P0.1/PWM1/COM1/TK1 | bidirectional | General-purpose I/O P0.1 that also serves as PWM1 output, software LCD common COM1 (driven at 1/2VDD when selected) and touch channel TK1. |
| 20 | P0.0/PWM0/COM0/TK0 | bidirectional | General-purpose I/O P0.0 that also serves as PWM0 output, software LCD common COM0 (driven at 1/2VDD when selected) and touch channel TK0. |

## 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 |
|---|---|---|---|---|---|---|---|
| DC supply voltage | VDD/VSS | -0.3 |  | 5.5 | V |  | 81 |
| Voltage on any pin |  | -0.3 |  |  | V | max printed as VDD+0.3 | 81 |
| Operating ambient temperature | TA | -40 |  | 85 | ℃ |  | 81 |
| Storage temperature | TSTG | -55 |  | 125 | ℃ |  | 81 |
| Operating voltage | VDD | 2.9 |  | 5.5 | V | system clock >12MHz | 81 |
| Operating voltage | VDD | 2.4 |  | 5.5 | V | system clock ≤12MHz | 81 |
| Operating ambient temperature | TA | -40 |  | 85 | ℃ |  | 81 |
| Standby current (Power Down mode) | Ipd1 |  | 0.7 | 1 | μA | VDD=5V, TA=+25℃; Power Down mode | 81 |
| Base Timer operating current | IBTM |  | 5.4 | 7 | μA | BTMFS[3:0]=1000; one interrupt every 4.0 s | 81 |
| WDT current | IWDT |  | 6.1 | 7.3 | μA | WDTCKS[2:0]=000 | 81 |
| Touch key operating current (high sensitivity mode) | ITK1 |  | 1.3 | 1.7 | mA | high sensitivity mode | 81 |
| Touch key operating current (high reliability mode) | ITK2 |  | 0.4 | 0.6 | mA | high reliability mode | 81 |
| Input low voltage | VIL1 | -0.3 |  |  | V | VDD=5V; max printed as 0.3VDD | 81 |
| Input low voltage (Schmitt trigger RST/tCK/SCK) | VIL2 | -0.2 |  |  | V | Schmitt trigger input RST/tCK/SCK; max printed as 0.2VDD | 81 |
| Internal reference 2.4V voltage output | VDD24 | 2.38 | 2.4 | 2.42 | V | TA=-40~85℃ | 81 |
| Standby current (Power Down mode) | Ipd2 |  | 0.7 | 1 | uA | VDD=3.3V, TA=+25℃; Power Down mode | 82 |
| Touch key operating current (high sensitivity mode) | ITK3 |  | 1.2 | 1.5 | mA | VDD=3.3V, TA=+25℃; high sensitivity mode | 82 |
| Touch key operating current (high reliability mode) | ITK4 |  | 0.3 | 0.4 | mA | VDD=3.3V, TA=+25℃; high reliability mode | 82 |
| Input low voltage | VIL3 | -0.3 |  |  | V | VDD=3.3V; max printed as 0.3VDD | 82 |
| Input low voltage (Schmitt trigger RST/tCK/SCK) | VIL4 | -0.2 |  |  | V | VDD=3.3V; Schmitt trigger input RST/tCK/SCK; max printed as 0.2VDD | 82 |
| Internal reference 2.4V voltage output | VDD24 | 2.38 | 2.4 | 2.42 | V | TA=-40~85℃ | 82 |
| Power On Reset time | TPOR |  | 1 | 1.5 | ms |  | 83 |
| Power Down mode wake-up time | TPDW |  | 1 | 1.5 | ms |  | 83 |
| Reset pulse width | TReset | 18 |  |  | μs | active low | 83 |
| RC oscillator frequency stability | fHRC | 23.76 | 24 | 24.24 | MHz | VDD=3.0~5.5V, TA=-20~85℃ | 83 |
| ADC supply voltage | VAD | 2.4 | 5 | 5.5 | V |  | 83 |
| ADC input resistance | RAIN | 1 |  |  | M | VIN=5V | 83 |
| ADC conversion current 1 | IADC1 |  | 2.7 | 3.2 | mA | ADC module on, VDD=5V | 83 |
| ADC conversion current 2 | IADC2 |  | 2.1 | 2.5 | mA | ADC module on, VDD=3.3V | 83 |

## 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 | 29 |

## CAD (KiCad official)

- Symbol: `SC92F8462BX20U`
- Footprint: `Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm`
- 3D model: TSSOP-20 (KiCad packages3D, STEP)
- 3D model files: `sc92f8462bx20u-etched.step` / `sc92f8462bx20u-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sc92f8462bx20u.step` / `sc92f8462bx20u.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [SOC(Shenzhen SinOne Microelectronics) datasheet](docs/sc92f8462bx20u-datasheet.pdf) (91 pp, sha256 `c7a01716029b75ca`, retrieved 2026-10-27, 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/sc92f8462bx20u-datasheet.pdf)