# SGM8634XTS14

**SGMICRO** · Operational Amplifier · TSSOP-14

SGM8634XTS14 from SGMICRO, in a TSSOP-14. 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 | OUTA | output | Channel A amplifier output with rail-to-rail swing. |
| 2 | -INA | input | Channel A inverting input; input common-mode range is (-VS)-0.3V to (+VS)+0.3V. |
| 3 | +INA | input | Channel A non-inverting input; input common-mode range is (-VS)-0.3V to (+VS)+0.3V. |
| 4 | +VS | power_in | Positive supply, 2.5V to 5.5V (6V absolute max across +VS to -VS); bypass with a 0.1µF ceramic capacitor close to the pin. |
| 5 | +INB | input | Channel B non-inverting input; input common-mode range is (-VS)-0.3V to (+VS)+0.3V. |
| 6 | -INB | input | Channel B inverting input; input common-mode range is (-VS)-0.3V to (+VS)+0.3V. |
| 7 | OUTB | output | Channel B amplifier output with rail-to-rail swing. |
| 8 | OUTC | output | Channel C amplifier output with rail-to-rail swing. |
| 9 | -INC | input | Channel C inverting input; input common-mode range is (-VS)-0.3V to (+VS)+0.3V. |
| 10 | +INC | input | Channel C non-inverting input; input common-mode range is (-VS)-0.3V to (+VS)+0.3V. |
| 11 | -VS | power_in | Negative supply, connected to ground in single-supply operation; bypass with a 0.1µF ceramic capacitor in dual-supply operation. |
| 12 | +IND | input | Channel D non-inverting input; input common-mode range is (-VS)-0.3V to (+VS)+0.3V. |
| 13 | -IND | input | Channel D inverting input; input common-mode range is (-VS)-0.3V to (+VS)+0.3V. |
| 14 | OUTD | output | Channel D amplifier output with rail-to-rail swing. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | SGMICRO |
| Package | TSSOP-14 |
| Category | Amplifiers/Comparators |
| Pins | 14 |

## Electrical characteristics

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

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Input Offset Voltage | VOS |  | 0.8 | 3.5 | mV | VS = 5V, VCM = VS/2, RL = 600Ω; TA = +25℃ | 3 |
| Input Offset Voltage | VOS |  |  | 3.9 | mV | VS = 5V, VCM = VS/2, RL = 600Ω; TA = 0℃ to 70℃ | 3 |
| Input Offset Voltage | VOS |  |  | 4.3 | mV | VS = 5V, VCM = VS/2, RL = 600Ω; TA = -40℃ to 85℃ | 3 |
| Input Offset Voltage | VOS |  |  | 4.6 | mV | VS = 5V, VCM = VS/2, RL = 600Ω; TA = -40℃ to 125℃ | 3 |
| Operating Voltage Range |  | 2.5 |  |  | V |  | 3 |
| Operating Voltage Range |  |  |  | 5.5 | V |  | 3 |
| Quiescent Current/Amplifier | IQ |  | 470 | 650 | μA | IOUT = 0; TA = +25℃ | 3 |
| Quiescent Current/Amplifier | IQ |  |  | 727 | μA | IOUT = 0; TA = 0℃ to 70℃ | 3 |
| Quiescent Current/Amplifier | IQ |  |  | 750 | μA | IOUT = 0; TA = -40℃ to 85℃ | 3 |
| Quiescent Current/Amplifier | IQ |  |  | 815 | μA | IOUT = 0; TA = -40℃ to 125℃ | 3 |
| Output Current | IOUT | 49 | 53 |  | mA | TA = +25℃ | 3 |
| Output Current | IOUT | 45 |  |  | mA | TA = 0℃ to 70℃ | 3 |
| Output Current | IOUT | 40 |  |  | mA | TA = -40℃ to 85℃ | 3 |
| Output Current | IOUT | 35 |  |  | mA | TA = -40℃ to 125℃ | 3 |
| Supply Voltage (+VS to -VS) |  |  |  | 6 | V |  | 2 |
| Storage Temperature Range |  | -65 |  | 150 | ℃ |  | 2 |
| Operating Temperature Range |  | -40 |  | 125 | ℃ |  | 2 |

## CAD (KiCad official)

- Symbol: `SGM8634XTS14`
- Footprint: `Package_SO:TSSOP-14_4.4x5mm_P0.65mm`
- 3D model: TSSOP-14 (KiCad packages3D, STEP)
- 3D model files: `sgm8634xts14-etched.step` / `sgm8634xts14-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sgm8634xts14.step` / `sgm8634xts14.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [SGMICRO datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586204253686018048) (13 pp, sha256 `d8c314d2cbc00b81`, retrieved 2026-10-19, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-opus-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/sgm8634xts14-datasheet.pdf)