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LM1458M

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Texas Instruments Operational Amplifier, SOIC-8. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.

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LM1458M

Texas Instruments · Operational Amplifier · SOIC-8

LM1458M from Texas Instruments, in a SOIC-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 OUT_A output Output of amplifier A; output voltage swing ±12 V (min) to ±14 V (typ) into 10 kΩ with VS = ±15 V; short-circuit protected.
2 IN-_A input Inverting input of amplifier A; input bias current 500 nA max at 25 °C; input voltage range ±12 V with VS = ±15 V.
3 IN+_A input Non-inverting input of amplifier A; input bias current 500 nA max at 25 °C; input voltage range ±12 V with VS = ±15 V.
4 V- power_in Negative power supply rail; rated −18 V max (LM1458) / −22 V max (LM1558); shared by both amplifiers.
5 IN+_B input Non-inverting input of amplifier B; input bias current 500 nA max at 25 °C; input voltage range ±12 V with VS = ±15 V.
6 IN-_B input Inverting input of amplifier B; input bias current 500 nA max at 25 °C; input voltage range ±12 V with VS = ±15 V.
7 OUT_B output Output of amplifier B; output voltage swing ±12 V (min) to ±14 V (typ) into 10 kΩ with VS = ±15 V; short-circuit protected.
8 V+ power_in Positive power supply rail; rated +18 V max (LM1458) / +22 V max (LM1558); shared by both amplifiers; total supply current 5.6 mA max (LM1458) at VS = ±15 V.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOIC-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
Supply Voltage (LM1458) -18 18 V 2
Differential Input Voltage -30 30 V 2
Input Voltage -15 15 V For supply voltages less than ±15V, absolute maximum input voltage equals the supply voltage 2
ESD tolerance 300 V Human body model, 1.5 kΩ in series with 100 pF 2
Soldering, SOIC vapor phase 215 °C Vapor phase, 60 seconds (SOIC package) 2
Soldering, SOIC infrared 220 °C Infrared, 15 seconds (SOIC package) 2
Lead Temperature (soldering) 260 °C Soldering, 10 sec. 2
Storage Temperature Range -65 150 °C 2
Operating Temperature Range (LM1458) 0 70 °C LM1458 variant 2
Input Offset Voltage 1 6 mV TA = 25°C, RS ≤ 10 kΩ 2
Input Offset Current 80 200 nA TA = 25°C 2
Input Bias Current 200 500 nA TA = 25°C 2
Input Resistance 0.3 1 MΩ TA = 25°C 2
Supply Current, Both Amplifiers 3 5.6 mA TA = 25°C, VS = ±15V 2
Large Signal Voltage Gain 20 160 V/mV TA = 25°C, VS = ±15V, VOUT = ±10V, RL ≥ 2 kΩ 2
Input Offset Voltage (over temperature) 7.5 mV RS ≤ 10 kΩ 2
Input Offset Current (over temperature) 300 nA 2
Input Bias Current (over temperature) 0.8 μA 2
Large Signal Voltage Gain (over temperature) 15 V/mV VS = ±15V, VOUT = ±10V, RL ≥ kΩ (RL value blank in datasheet) 2
Output Voltage Swing, RL = 10 kΩ 12 14 V VS = ±15V, RL = 10 kΩ 2
Output Voltage Swing, RL = 2 kΩ 10 13 V RL = 2 kΩ 2
Input Voltage Range 12 V VS = ±15V 3
Common Mode Rejection Ratio 70 90 dB RS ≤ 10 kΩ 3
Supply Voltage Rejection Ratio 77 96 dB RS ≤ 10 kΩ 3

CAD (KiCad official)

  • Symbol: LM1458M
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOIC-8 (KiCad packages3D, STEP)
  • 3D model files: lm1458m-etched.step / lm1458m-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lm1458m.step / lm1458m.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (16 pp, sha256 114de0985ddd3d1d, retrieved 2026-10-20, tier: lcsc)
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF