# LTC8814YS14

**Linearin** · Operational Amplifier · SOIC-14

LTC8814YS14 from Linearin, in a SOIC-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 | Amplifier A output. |
| 2 | -INA | input | Inverting input of amplifier A; input range extends 100 mV beyond the supply rails and absolute max is VS- - 0.5 V to VS+ + 0.5 V, ±10 mA. |
| 3 | +INA | input | Non-inverting input of amplifier A; input range extends 100 mV beyond the supply rails and absolute max is VS- - 0.5 V to VS+ + 0.5 V, ±10 mA. |
| 4 | +VS | power_in | Positive (highest) power supply, 1.7 V to 5.5 V operating relative to -VS (absolute maximum 10.0 V). |
| 5 | +INB | input | Non-inverting input of amplifier B; input range extends 100 mV beyond the supply rails and absolute max is VS- - 0.5 V to VS+ + 0.5 V, ±10 mA. |
| 6 | -INB | input | Inverting input of amplifier B; input range extends 100 mV beyond the supply rails and absolute max is VS- - 0.5 V to VS+ + 0.5 V, ±10 mA. |
| 7 | OUTB | output | Amplifier B output. |
| 8 | OUTC | output | Amplifier C output. |
| 9 | -INC | input | Inverting input of amplifier C; input range extends 100 mV beyond the supply rails and absolute max is VS- - 0.5 V to VS+ + 0.5 V, ±10 mA. |
| 10 | +INC | input | Non-inverting input of amplifier C; input range extends 100 mV beyond the supply rails and absolute max is VS- - 0.5 V to VS+ + 0.5 V, ±10 mA. |
| 11 | -VS | power_in | Negative (lowest) power supply, ground in single-supply operation. |
| 12 | +IND | input | Non-inverting input of amplifier D; input range extends 100 mV beyond the supply rails and absolute max is VS- - 0.5 V to VS+ + 0.5 V, ±10 mA. |
| 13 | -IND | input | Inverting input of amplifier D; input range extends 100 mV beyond the supply rails and absolute max is VS- - 0.5 V to VS+ + 0.5 V, ±10 mA. |
| 14 | OUTD | output | Amplifier D output. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Linearin |
| Package | SOIC-14 |
| Category | Amplifiers |
| 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 |  | 0.6 | 3 | mV |  | 3 |
| Offset voltage drift | VOS TC |  | 1 | 3 | μV/℃ | TA = −40 to +85 ℃ | 3 |
| Power supply rejection ratio | PSRR | 76 | 92 |  | dB | VS = 1.7 to 5.5 V, VCM < VS+ − 2V | 3 |
| Power supply rejection ratio (over temp) | PSRR | 72 |  |  | dB | TA = −40 to +85 ℃ | 3 |
| Common-mode rejection ratio | CMRR | 67 | 84 |  | dB | VS = 5.5 V, VCM = −0.1 to 5.5 V | 3 |
| Common-mode rejection ratio (over temp) | CMRR | 64 |  |  | dB | VCM = 0 to 5.3 V, TA = −40 to +85 ℃ | 3 |
| Common-mode rejection ratio | CMRR | 65 | 79 |  | dB | VS = 1.8 V, VCM = −0.1 to 1.8 V | 3 |
| Common-mode rejection ratio (over temp) | CMRR | 62 |  |  | dB | VCM = 0 to 1.6 V, TA = −40 to +85 ℃ | 3 |
| Open-loop voltage gain | AVOL | 80 | 97 |  | dB | RL = 50 kΩ, VO = 0.05 to 3.5 V | 3 |
| Open-loop voltage gain (over temp) | AVOL | 75 |  |  | dB | RL = 50 kΩ, TA = −40 to +85 ℃ | 3 |
| Open-loop voltage gain | AVOL | 68 | 82 |  | dB | RL = 5 kΩ, VO = 0.15 to 3.5 V | 3 |
| Open-loop voltage gain (over temp) | AVOL | 64 |  |  | dB | RL = 5 kΩ, TA = −40 to +85 ℃ | 3 |
| High output voltage swing | VOH | -7 | -4 |  | mV | RL = 50 kΩ, relative to VS+ | 3 |
| High output voltage swing | VOH | -65 | -40 |  | mV | RL = 5 kΩ, relative to VS+ | 3 |
| Low output voltage swing | VOL |  | 3 | 5 | mV | RL = 50 kΩ, relative to VS- | 3 |
| Low output voltage swing | VOL |  | 27 | 42 | mV | RL = 5 kΩ, relative to VS- | 3 |
| Short-circuit current (source) | ISC | 20 | 27 |  | mA | Source current through 10Ω | 4 |
| Short-circuit current (sink) | ISC | -33 | -25 |  | mA | Sink current through 10Ω | 4 |
| Operating supply voltage | VS | 1.7 |  | 5.5 | V | TA = −40 to +85 ℃ | 4 |
| Quiescent current per amplifier | IQ |  | 450 | 650 | nA | VS = 1.8V, TA = +25℃ | 4 |
| Quiescent current per amplifier | IQ |  | 600 | 880 | nA | VS = 5.0V, TA = +25℃ | 4 |
| Operating temperature range | TA | -40 |  | 85 | ℃ |  | 4 |
| Supply voltage | VS+ to VS- |  |  | 10 | V |  | 2 |
| Storage temperature range | Tstg | -65 |  | 150 | ℃ |  | 2 |
| Junction temperature | TJ |  |  | 150 | ℃ |  | 2 |
| Lead temperature |  |  |  | 260 | ℃ | Soldering 10 sec | 2 |
| Signal input current |  | -10 |  | 10 | mA | Signal input terminals | 2 |
| Package thermal resistance SOIC-14L | θJA |  | 115 |  | ℃/W | SOIC-14L | 4 |
| Input bias current | IB |  | 1 |  | pA |  | 3 |
| Input bias current | IB |  |  | 150 | pA | TA = +85 ℃ | 3 |
| Input offset current | IOS |  | 5 |  | pA |  | 3 |
| Gain bandwidth product | GBW |  | 15 |  | kHz |  | 3 |
| Slew rate | SR |  | 6 |  | V/ms | G = +1, CL = 50 pF, VO = 1.5 to 3.5 V | 3 |

## CAD (KiCad official)

- Symbol: `LTC8814YS14`
- Footprint: `Package_SO:SOIC-14_3.9x8.7mm_P1.27mm`
- 3D model: SOIC-14 (KiCad packages3D, STEP)
- 3D model files: `ltc8814ys14-etched.step` / `ltc8814ys14-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ltc8814ys14.step` / `ltc8814ys14.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Linearin datasheet](docs/ltc8814ys14-datasheet.pdf) (20 pp, sha256 `72c5bd47135f28be`, retrieved 2026-10-23, 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/ltc8814ys14-datasheet.pdf)