# MS5199T

**Hangzhou Ruimeng Tech** · Analog To Digital Converters (ADCs) · TSSOP-16

MS5199T from Hangzhou Ruimeng Tech, in a TSSOP-16. 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 | SCLK | input | Serial clock input. |
| 2 | CS | input | Chip select input; logic low threshold max 0.8V at DVDD=5V (0.4V at 3V), high threshold min 2.0V. |
| 3 | AIN3+/P1 | bidirectional | Analog channel 3 positive input / digital output pin. |
| 4 | AIN3-/P2 | bidirectional | Analog channel 3 negative input / digital output pin. |
| 5 | AIN1+ | input | Analog channel 1 positive input. |
| 6 | AIN1- | input | Analog channel 1 negative input. |
| 7 | AIN2+ | input | Analog channel 2 positive input. |
| 8 | AIN2- | input | Analog channel 2 negative input. |
| 9 | REFIN+ | input | Positive reference voltage input; reference range 0.1V to AVDD. |
| 10 | REFIN- | input | Negative reference voltage input. |
| 11 | PSW | input | Low-side power switch to ground; on-resistance 7 ohm at AVDD=5V, continuous current 30mA. |
| 12 | GND | power_in | Ground. |
| 13 | AVDD | power_in | Analog supply voltage, 2.7V to 5.25V. |
| 14 | DVDD | power_in | Digital interface supply pin, 2.7V to 5.25V. |
| 15 | DOUT/RDY | output | Serial data output / data ready output pin. |
| 16 | DIN | input | Serial data input. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Hangzhou Ruimeng Tech |
| Package | TSSOP-16 |
| Category | Data Converters |
| Pins | 16 |

## CAD (KiCad official)

- Symbol: `MS5199T`
- Footprint: `Package_SO:TSSOP-16_4.4x5mm_P0.65mm`
- 3D model: TSSOP-16 (KiCad packages3D, STEP)
- 3D model files: `ms5199t-etched.step` / `ms5199t-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ms5199t.step` / `ms5199t.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Hangzhou Ruimeng Tech datasheet](docs/ms5199t-datasheet.pdf) (17 pp, sha256 `7b5bf7a9ca683570`, retrieved 2026-10-22, 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-sonnet-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/ms5199t-datasheet.pdf)