component
LM258AM
Public Made by Adomby adom
HGSEMI Operational Amplifier, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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LM258AM
HGSEMI · Operational Amplifier · SOP-8
LM258AM from HGSEMI, in a SOP-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 | 1OUT | output | Output of op-amp channel 1. |
| 2 | 1IN- | input | Inverting input of op-amp channel 1. |
| 3 | 1IN+ | input | Non-inverting input of op-amp channel 1. |
| 4 | VEE | power_in | Negative power supply; datasheet specifies VEE = GND for single-supply operation (single supply 3 V to 36 V, dual supply ±18 V). |
| 5 | 2IN+ | input | Non-inverting input of op-amp channel 2. |
| 6 | 2IN- | input | Inverting input of op-amp channel 2. |
| 7 | 2OUT | output | Output of op-amp channel 2. |
| 8 | VCC | power_in | Positive power supply; datasheet gives single-supply range 3 V to 36 V and absolute maximum single supply of 36 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | HGSEMI |
| Package | SOP-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 | 2 | 3 | mV | VCC=5V to MAX, VIC=VICR(min), VO=1.4V | 3 | |
| Input offset current | IIO | 10 | 50 | nA | VO = 1.4 V | 3 | |
| Input bias current | IBIAS | 50 | 250 | nA | VO = 1.4 V | 3 | |
| Open loop voltage gain | AOL | 100 | V/mV | VCC=15V,VO=1V to 11V,RL≥2kΩ | 3 | ||
| Output high voltage | VOH | 26 | V | VCC=28V RL=2k | 3 | ||
| Single supply operating voltage | VCC | 3 | 36 | V | VEE=0V(GND) | 3 | |
| Dual supply operating voltage | VS | -18 | 18 | V | VCC,VEE | 3 | |
| Supply voltage (single supply) | Vcc | 36 | V | 2 | |||
| Supply voltage (dual supply) | Vs | -18 | 18 | V | 2 | ||
| Differential input voltage | VID | -36 | 36 | V | 2 | ||
| Common mode input voltage range | VICR | -0.3 | 36 | V | 2 | ||
| Power dissipation | PD | 400 | mW | 2 | |||
| Operating temperature (LM258A) | TA | -40 | 85 | ℃ | 2 | ||
| Storage temperature | TS | -65 | 150 | ℃ | 2 | ||
| Soldering temperature | TW | 260 | ℃ | 10s | 2 | ||
| Common mode rejection ratio | CMRR | 80 | dB | VCC=5V to MAX, VIC=VICR(min) | 3 | ||
| Unity gain bandwidth | GBWP | 1.2 | MHZ | 3 | |||
| Power supply rejection ratio | PSSR | 90 | dB | VCC=5V to MAX, f=20kHz | 3 | ||
| Channel separation (crosstalk attenuation) | CS | 120 | dB | VO1/VO2, f=1kHz to 20kHz | 3 | ||
| Output high voltage | VOH | 13.6 | V | VCC=15V, VID=1V, Iout =-50uA | 3 | ||
| Output high voltage | VOH | 13.5 | V | VCC=15V, VID=1V, Iout =-1mA | 3 | ||
| Output high voltage | VOH | 13.4 | V | VCC=15V, VID=1V, Iout =-5mA | 3 | ||
| Output low voltage | VOL | 0.1 | V | VCC=15V, VID=-1V, Iout =50uA | 3 | ||
| Output low voltage | VOL | 0.7 | V | VCC=15V, VID=-1V, Iout =1mA | 3 | ||
| Output low voltage | VOL | 1 | V | VCC=15V, VID=-1V, Iout =5mA | 3 | ||
| Output low voltage | VOL | 0.85 | V | VCC=28V RL=2k | 3 | ||
| Output short-circuit current | IOS | 24 | mA | VCC=5V,VEE=-5V,VO=0V | 3 | ||
| Supply current | ICC | 0.5 | mA | VCC=5V,VO=1/2VCC, No load | 3 | ||
| Supply current | ICC | 0.8 | mA | VCC=36,VO=1/2VCC,No load | 3 |
CAD (KiCad official)
- Symbol:
LM258AM - Footprint:
Package_SO:SOIC-8_3.9x4.9mm_P1.27mm - 3D model: SOP-8 (KiCad packages3D, STEP)
- 3D model files:
lm258am-etched.step/lm258am-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);lm258am.step/lm258am.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: HGSEMI datasheet (9 pp, sha256
a3989a7f4b246f96, 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, primaryclaude-haiku-5-5(text), consensusclaude-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).
# LM258AM
**HGSEMI** · Operational Amplifier · SOP-8
LM258AM from HGSEMI, in a SOP-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 | 1OUT | output | Output of op-amp channel 1. |
| 2 | 1IN- | input | Inverting input of op-amp channel 1. |
| 3 | 1IN+ | input | Non-inverting input of op-amp channel 1. |
| 4 | VEE | power_in | Negative power supply; datasheet specifies VEE = GND for single-supply operation (single supply 3 V to 36 V, dual supply ±18 V). |
| 5 | 2IN+ | input | Non-inverting input of op-amp channel 2. |
| 6 | 2IN- | input | Inverting input of op-amp channel 2. |
| 7 | 2OUT | output | Output of op-amp channel 2. |
| 8 | VCC | power_in | Positive power supply; datasheet gives single-supply range 3 V to 36 V and absolute maximum single supply of 36 V. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | HGSEMI |
| Package | SOP-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 | | 2 | 3 | mV | VCC=5V to MAX, VIC=VICR(min), VO=1.4V | 3 |
| Input offset current | IIO | | 10 | 50 | nA | VO = 1.4 V | 3 |
| Input bias current | IBIAS | | 50 | 250 | nA | VO = 1.4 V | 3 |
| Open loop voltage gain | AOL | 100 | | | V/mV | VCC=15V,VO=1V to 11V,RL≥2kΩ | 3 |
| Output high voltage | VOH | 26 | | | V | VCC=28V RL=2k | 3 |
| Single supply operating voltage | VCC | 3 | | 36 | V | VEE=0V(GND) | 3 |
| Dual supply operating voltage | VS | -18 | | 18 | V | VCC,VEE | 3 |
| Supply voltage (single supply) | Vcc | | | 36 | V | | 2 |
| Supply voltage (dual supply) | Vs | -18 | | 18 | V | | 2 |
| Differential input voltage | VID | -36 | | 36 | V | | 2 |
| Common mode input voltage range | VICR | -0.3 | | 36 | V | | 2 |
| Power dissipation | PD | | | 400 | mW | | 2 |
| Operating temperature (LM258A) | TA | -40 | | 85 | ℃ | | 2 |
| Storage temperature | TS | -65 | | 150 | ℃ | | 2 |
| Soldering temperature | TW | | | 260 | ℃ | 10s | 2 |
| Common mode rejection ratio | CMRR | | 80 | | dB | VCC=5V to MAX, VIC=VICR(min) | 3 |
| Unity gain bandwidth | GBWP | | 1.2 | | MHZ | | 3 |
| Power supply rejection ratio | PSSR | | 90 | | dB | VCC=5V to MAX, f=20kHz | 3 |
| Channel separation (crosstalk attenuation) | CS | | 120 | | dB | VO1/VO2, f=1kHz to 20kHz | 3 |
| Output high voltage | VOH | | 13.6 | | V | VCC=15V, VID=1V, Iout =-50uA | 3 |
| Output high voltage | VOH | | 13.5 | | V | VCC=15V, VID=1V, Iout =-1mA | 3 |
| Output high voltage | VOH | | 13.4 | | V | VCC=15V, VID=1V, Iout =-5mA | 3 |
| Output low voltage | VOL | | 0.1 | | V | VCC=15V, VID=-1V, Iout =50uA | 3 |
| Output low voltage | VOL | | 0.7 | | V | VCC=15V, VID=-1V, Iout =1mA | 3 |
| Output low voltage | VOL | | 1 | | V | VCC=15V, VID=-1V, Iout =5mA | 3 |
| Output low voltage | VOL | | 0.85 | | V | VCC=28V RL=2k | 3 |
| Output short-circuit current | IOS | | 24 | | mA | VCC=5V,VEE=-5V,VO=0V | 3 |
| Supply current | ICC | | 0.5 | | mA | VCC=5V,VO=1/2VCC, No load | 3 |
| Supply current | ICC | | 0.8 | | mA | VCC=36,VO=1/2VCC,No load | 3 |
## CAD (KiCad official)
- Symbol: `LM258AM`
- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`
- 3D model: SOP-8 (KiCad packages3D, STEP)
- 3D model files: `lm258am-etched.step` / `lm258am-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm258am.step` / `lm258am.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/8757851275964616704) (9 pp, sha256 `a3989a7f4b246f96`, 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/lm258am-datasheet.pdf)