# SC92F7352X20U

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

SC92F7352X20U 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 | Power supply pin; the operating voltage is 2.4V to 5.5V, with 3.7V to 5.5V required for 24MHz system clock. |
| 2 | VSS | power_in | Ground pin. |
| 3 | P1.0/INT00 | bidirectional | General-purpose I/O P1.0, also external interrupt 0 input 0 (INT00). |
| 4 | P1.1/INT01/RST | bidirectional | General-purpose I/O P1.1, also external interrupt 0 input 1 (INT01) and reset pin (RST, active low); the RST function is selected by Customer Option DISRST. |
| 5 | P1.2/INT02/T0/RX/tCK | bidirectional | General-purpose I/O P1.2, also external interrupt 0 input 2 (INT02), Timer0 external count input (T0), UART receive (RX), and programming/emulation clock line (tCK). |
| 6 | P1.3/INT03/T1/TX/tDIO | bidirectional | General-purpose I/O P1.3, also external interrupt 0 input 3 (INT03), Timer1 external count input (T1), UART transmit (TX), and programming/emulation data line (tDIO). |
| 7 | P1.6/AIN9 | bidirectional | General-purpose I/O P1.6, also ADC input channel 9 (AIN9). |
| 8 | P1.7/AIN8 | bidirectional | General-purpose I/O P1.7, also ADC input channel 8 (AIN8). |
| 9 | P2.7/PWM5/AIN7 | bidirectional | General-purpose I/O P2.7, also PWM5 output (PWM5) and ADC input channel 7 (AIN7). |
| 10 | P2.6/PWM4/AIN6 | bidirectional | General-purpose I/O P2.6, also PWM4 output (PWM4) and ADC input channel 6 (AIN6). |
| 11 | P2.5/PWM3/AIN5 | bidirectional | General-purpose I/O P2.5, also PWM3 output (PWM3) and ADC input channel 5 (AIN5). |
| 12 | P2.4/AIN4 | bidirectional | General-purpose I/O P2.4, also ADC input channel 4 (AIN4). |
| 13 | P2.1/INT25/AIN1 | bidirectional | General-purpose I/O P2.1, also external interrupt 2 input 5 (INT25) and ADC input channel 1 (AIN1). |
| 14 | P2.0/INT24/AIN0 | bidirectional | General-purpose I/O P2.0, also external interrupt 2 input 4 (INT24) and ADC input channel 0 (AIN0). |
| 15 | P0.5 | bidirectional | General-purpose I/O P0.5 with no alternate function listed in the datasheet. |
| 16 | P0.4/COM4 | bidirectional | General-purpose I/O P0.4, also software LCD driver common output COM4 (outputs 1/2 VDD when LCD function enabled). |
| 17 | P0.3/COM3 | bidirectional | General-purpose I/O P0.3, also software LCD driver common output COM3 (outputs 1/2 VDD when LCD function enabled). |
| 18 | P0.2/PWM2/COM2 | bidirectional | General-purpose I/O P0.2, also PWM2 output (PWM2) and software LCD common output COM2. |
| 19 | P0.1/PWM1/COM1 | bidirectional | General-purpose I/O P0.1, also PWM1 output (PWM1) and software LCD common output COM1. |
| 20 | P0.0/PWM0/COM0 | bidirectional | General-purpose I/O P0.0, also PWM0 output (PWM0) and software LCD common output COM0. |

## 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 |
|---|---|---|---|---|---|---|---|
| 直流供电电压 | VDD/VSS | -0.3 |  | 5.5 | V |  | 60 |
| 任一管脚输入/输出电压 | Voltage ON any Pin | -0.3 |  |  | V |  | 60 |
| 工作环境温度 | TA | -40 |  | 85 | ℃ |  | 60 |
| 储存温度 | TSTG | -55 |  | 125 | ℃ |  | 60 |
| 工作电压 | VDD1 | 3.7 |  | 5.5 | V | 系统时钟频率 24MHz | 60 |
| 工作电压 | VDD2 | 2.4 |  | 5.5 | V | 系统时钟频率 12/6/2MHz | 60 |
| 工作环境温度 | TA | -40 |  | 85 | ℃ |  | 60 |
| 待机电流（Power Down 模式） | Ipd1 |  | 0.7 | 1 | μA | VDD=5V, TA=+25℃ (table header) | 60 |
| Base Timer 工作电流 | IBTM |  | 6 | 8 | μA | BTMFS[3:0]=1000, 每 4.0 秒产生一个中断 | 60 |
| 输入低电压 | VIL1 | -0.3 |  |  | V | VDD=5V, TA=+25℃ (table header) | 60 |
| 输入低电压（施密特触发） | VIL2 | -0.2 |  |  | V | 施密特触发输入: RST/tCK/SCK; VDD=5V, TA=+25℃ (table header) | 60 |
| 内部基准 2.4V 电压输出 | VDD24 | 2.37 | 2.4 | 2.45 | V | TA=-40~85℃ | 60 |
| 待机电流（Power Down 模式） | Ipd2 |  | 0.7 | 1 | uA | VDD = 3.3V, TA = +25℃ (table header) | 61 |
| 输入低电压 | VIL3 | -0.3 |  |  | V | VDD = 3.3V, TA = +25℃ (table header) | 61 |
| 输入低电压（施密特触发） | VIL4 | -0.2 |  |  | V | 施密特触发输入: RST/tCK/SCK; VDD = 3.3V, TA = +25℃ (table header) | 61 |
| Power On Reset 时间 | TPOR |  | 5 | 10 | ms | VDD = 2.4V ~ 5.5V, TA = 25℃ (table header) | 61 |
| Power Down 模式唤醒时间 | TPDW |  | 1 | 1.5 | ms | VDD = 2.4V ~ 5.5V, TA = 25℃ (table header) | 61 |
| 复位脉冲宽度 | TReset | 18 |  |  | us | 低电平有效; VDD = 2.4V ~ 5.5V, TA = 25℃ (table header) | 61 |
| RC 振荡稳定性 | fHRC | 23.76 | 24 | 24.24 | MHz | VDD=4.0~5.5V, TA=-20~85 ℃ | 61 |
| 供电电压 | VAD | 3 | 5 | 5.5 | V | TA = 25℃ (table header) | 62 |
| ADC 输入电阻 | RAIN | 1 |  |  | M | VIN=5V; TA = 25℃ (table header) | 62 |
| ADC 转换电流 1 | IADC1 |  |  | 2 | mA | ADC 模块打开, VDD=5V; TA = 25℃ (table header) | 62 |
| ADC 转换电流 2 | IADC2 |  |  | 1.8 | mA | ADC 模块打开, VDD=3.3V; TA = 25℃ (table header) | 62 |
| 微分非线性误差 | DNL | -1 |  | 1 | LSB | VDD=5V, VREF=5V; TA = 25℃ (table header) | 62 |
| 积分非线性误差 | INL | -2 |  | 2 | LSB | TA = 25℃ (table header) | 62 |
| 偏移量误差 | EZ | -3 |  | 3 | LSB | TA = 25℃ (table header) | 62 |
| 满刻度误差 | EF | -3 |  | 3 | LSB | TA = 25℃ (table header) | 62 |
| 总绝对误差 | EAD | -8 |  | 8 | LSB | TA = 25℃ (table header) | 62 |

## 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 8 9 H/W Auto 能 | 27 |

## CAD (KiCad official)

- Symbol: `SC92F7352X20U`
- Footprint: `Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm`
- 3D model: TSSOP-20 (KiCad packages3D, STEP)
- 3D model files: `sc92f7352x20u-etched.step` / `sc92f7352x20u-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sc92f7352x20u.step` / `sc92f7352x20u.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/8588883736587358208) (70 pp, sha256 `8527034154cd1582`, 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/sc92f7352x20u-datasheet.pdf)