# HG4580MM

**HGSEMI** · Operational Amplifier · MSOP-8

HG4580MM from HGSEMI, in a MSOP-8. 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 | OUT1 | output | Output of operational amplifier 1. |
| 2 | IN1(-) | input | Inverting input of operational amplifier 1. |
| 3 | IN1(+) | input | Non-inverting input of operational amplifier 1. |
| 4 | Vcc- | power_in | Negative supply (GND for single-supply use); operating supply ±2V to ±16V, absolute maximum ±16V. |
| 5 | IN2(+) | input | Non-inverting input of operational amplifier 2. |
| 6 | IN2(-) | input | Inverting input of operational amplifier 2. |
| 7 | OUT2 | output | Output of operational amplifier 2. |
| 8 | Vcc+ | power_in | Positive supply; operating supply ±2V to ±16V, absolute maximum ±16V. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | HGSEMI |
| Package | MSOP-8 |
| Category | Amplifiers/Comparators |
| Pins | 8 |

## 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 | VIO |  | 0.5 | 3 | mV | Rs ≤ 10 kΩ | 3 |
| Input Offset Current | IIO |  | 5 | 200 | nA |  | 3 |
| Input Bias Current | IB |  | 100 | 500 | nA |  | 3 |
| Large Signal Voltage Gain | Av | 90 | 110 |  | dB | RL ≥ 2kΩ，Vo =±10V | 3 |
| Output Voltage Swing | VOM | 12 | 13.5 |  | V | RL ≥ 2kΩ | 3 |
| Input Common Mode Voltage Range | VICM | 12 | 13.5 |  | V |  | 3 |
| Common Mode Rejection Ratio | CMR | 80 | 110 |  | dB | Rs ≤ 10 kΩ | 3 |
| Supply Voltage Rejection Ratio | SVR | 80 | 110 |  | dB | Rs ≤ 10 kΩ | 3 |
| Operating Current | Icc |  | 6 | 9 | mA |  | 3 |
| Slew Rate | SR |  | 5 |  | V/µA | RL ≥ 2kΩ | 3 |
| Gain Bandwidth Product | GB |  | 15 |  | MHz | f=10kHz | 3 |
| Total Harmonic Distortion | THD |  | 0.0005 |  | % | Av=20dB，Vo = 5 V，f=1kHz，RL =2kΩ | 3 |
| Input Noise Voltage | VNI |  | 0.8 |  | µVrms | RIAA Rs=2.2kΩ，30kHz LPF | 3 |
| Operating Voltage (single supply range, V+/V-) | V+/V- | 2 |  | 16 | V | Listed under FEATURE as ±2V~±16V | 1 |
| Supply Voltage | V+/V- |  |  | 16 | V | Absolute maximum ratings, Ta=25°C; printed as ±16 V | 3 |
| Input Voltage | VIC |  |  | 15 | V | Absolute maximum ratings, Ta=25°C; printed as ±15 V | 3 |
| Differential Input Voltage | VID |  |  | 30 | V | Absolute maximum ratings, Ta=25°C; printed as ±30 V | 3 |
| Output Current | Ic |  |  | 50 | mA | Absolute maximum ratings, Ta=25°C; printed as ±50 mA | 3 |
| Power Dissipation | PD |  |  | 800 | mW | Absolute maximum ratings, Ta=25°C | 3 |
| Operating Temperature Range | Tamb | -40 |  | 85 | °C |  | 3 |
| Storage Temperature Range | Tstg | -40 |  | 125 | °C |  | 3 |

## CAD (KiCad official)

- Symbol: `HG4580MM`
- Footprint: `Package_SO:MSOP-8_3x3mm_P0.65mm`
- 3D model: MSOP-8 (KiCad packages3D, STEP)
- 3D model files: `hg4580mm-etched.step` / `hg4580mm-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `hg4580mm.step` / `hg4580mm.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [HGSEMI datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603087744558657536) (8 pp, sha256 `f627f025927a8f42`, retrieved 2026-10-18, 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/hg4580mm-datasheet.pdf)