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RC4558M

Public Made by Adom

by adom

HGSEMI Operational Amplifier, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Contents

README

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RC4558M

HGSEMI · Operational Amplifier · SOP-8

RC4558M 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 OUT1 output Output of amplifier 1; output swing is ±12V min (±13.5V typ) into RL ≥ 2kΩ at ±15V supply.
2 IN1(-) input Inverting input of amplifier 1; input voltage limited to ±15V and differential input to ±30V.
3 IN1(+) input Non-inverting input of amplifier 1; input common-mode range is ±12V min (±13.5V typ) at ±15V supply.
4 Vcc- power_in Negative supply (ground in single-supply use); operating supply ±2.25V to ±16V, absolute max ±16V.
5 IN2(+) input Non-inverting input of amplifier 2; input common-mode range is ±12V min (±13.5V typ) at ±15V supply.
6 IN2(-) input Inverting input of amplifier 2; input voltage limited to ±15V and differential input to ±30V.
7 OUT2 output Output of amplifier 2; output swing is ±12V min (±13.5V typ) into RL ≥ 2kΩ at ±15V supply.
8 Vcc+ power_in Positive supply; operating supply ±2.25V to ±16V, absolute max ±16V, operating current 6mA typ and 9mA max.

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 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
Supply Voltage (operating range) 2.25 16 V Operating voltage ±2.25V to ±16V (dual supply) 1
Supply Voltage V+/V- 16 V 3
Input Voltage VIC 15 V 3
Differential Input Voltage VID 30 V 3
Output Current IO 50 mA 3
Power Dissipation PD 300 mW SOP-8 package 3
Operating Temperature Range TOPR -40 85 °C 3
Storage Temperature Range Tstg -40 125 °C 3
Lead Temperature TL 260 °C Soldering, 10 seconds 3

CAD (KiCad official)

  • Symbol: RC4558M
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: rc4558m-etched.step / rc4558m-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); rc4558m.step / rc4558m.glb are the bare package body.

Provenance

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

  • Datasheet: HGSEMI datasheet (9 pp, sha256 a55d03992d74d211, 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