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LT1490AHMS8#PBF

Analog Devices · Operational Amplifier · MSOP-8

LT1490AHMS8#PBF from Analog Devices, 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 OUT A output Output of amplifier A, which swings to within 10mV of V- and sources or sinks up to 20mA, and which needs a 0.22μF capacitor in series with 150Ω to drive loads from 200pF up to 10,000pF.
2 -IN A input Inverting input of amplifier A, with an input range of 0.3V to 44V for the LT1490AH and internal 1kΩ series resistors protecting it for faults up to 15V below V-.
3 +IN A input Non-inverting input of amplifier A, with an input range of 0.3V to 44V for the LT1490AH and internal 1kΩ series resistors protecting it for faults up to 15V below V-.
4 V- power_in Negative supply pin, which should be bypassed with about 0.01μF within an inch of the pin when split supplies are used and which tolerates reverse battery voltages up to 18V.
5 +IN B input Non-inverting input of amplifier B, with an input range of 0.3V to 44V for the LT1490AH and internal 1kΩ series resistors protecting it for faults up to 15V below V-.
6 -IN B input Inverting input of amplifier B, with an input range of 0.3V to 44V for the LT1490AH and internal 1kΩ series resistors protecting it for faults up to 15V below V-.
7 OUT B output Output of amplifier B, which swings to within 10mV of V- and sources or sinks up to 20mA, and which needs a 0.22μF capacitor in series with 150Ω to drive loads from 200pF up to 10,000pF.
8 V+ power_in Positive supply pin, which operates over a total supply of 2V to 44V and should be bypassed with about 0.01μF within an inch of the pin, with the supply rising to its final voltage in no less than 1μs when total supply is 20V or more.

Key specifications

Parameter Value
Manufacturer Analog Devices
Package MSOP-8
Category Amplifiers
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
Total Supply Voltage (V+ to V-) 44 V 2
Differential Input Voltage 44 V 2
Input Current -12 12 mA Note 9; printed as ±12mA 2
Junction Temperature 150 °C 2
Storage Temperature Range -65 150 °C 2
Lead Temperature (Soldering, 10 sec) 300 °C 10 sec soldering 2
Total Supply Voltage (V+ to V-) operating range 2 44 V Total supply, single or split, per features text 1
Operating Temperature Range (LT1490AH) -40 125 °C LT1490AH/LT1491AH; Note 3 2
Specified Temperature Range (LT1490AH) -40 125 °C LT1490AH/LT1491AH; Note 4 2
Reverse Supply Voltage 18 V IS = -100μA per Amplifier; ● -40°C ≤ TA ≤ 125°C 6
Minimum Operating Supply Voltage 2.5 V ● -40°C ≤ TA ≤ 125°C; VS = 3V, 0V; VS = 5V, 0V 6
Input Voltage Range (3V/5V) 0.3 44 V VS = 3V, 0V; VS = 5V, 0V; ● -40°C ≤ TA ≤ 125°C 6
Input Voltage Range (±15V) -14.7 29 V VS = ±15V, VCM = 0V, VOUT = 0V; ● -40°C ≤ TA ≤ 125°C 7
Input Offset Voltage (LT1490AHMS8, 3V/5V) VOS 220 1000 μV VS = 3V, 0V; VS = 5V, 0V; VCM = VOUT = half supply 6
Input Offset Voltage (LT1490AHMS8, 3V/5V, full range) VOS 3000 μV ● -40°C ≤ TA ≤ 125°C; VS = 3V, 0V; VS = 5V, 0V 6
Input Offset Voltage (LT1490AHMS8, ±15V) VOS 250 1200 μV VS = ±15V, VCM = 0V, VOUT = 0V; LT1490AHMS8, LT1491AHS 7
Input Offset Voltage (LT1490AHMS8, ±15V, full range) VOS 3200 μV ● -40°C ≤ TA ≤ 125°C; VS = ±15V 7
Input Offset Voltage Drift (3V/5V) 3 6 μV/°C ● -40°C ≤ TA ≤ 125°C; Note 9 6
Input Offset Voltage Drift (±15V) 3 7 μV/°C ● -40°C ≤ TA ≤ 125°C; Note 9 7
Input Offset Current IOS 2 nA VCM = 44V (Note 6) 6
Input Offset Current IOS 1.5 μA VCM = 44V (Note 6) 6
Input Offset Current (±15V) IOS 2 nA VS = ±15V, VCM = 0V, VOUT = 0V; ● 7
Input Bias Current IB 20 nA VCM = 44V (Note 6) 6
Input Bias Current IB 15 μA VCM = 44V (Note 6) 6
Input Bias Current (±15V) IB 20 nA VS = ±15V, VCM = 0V, VOUT = 0V; ● 7
Common Mode Rejection Ratio CMRR 60 dB VCM = 0.3V to VCC -1V (Note 6); ● 6
Common Mode Rejection Ratio CMRR 74 dB VCM = 0.3V to 44V (Note 6); ● 6
Common Mode Rejection Ratio (±15V) CMRR 72 dB VCM = -14.7V to 29V; ● 7
Large-Signal Voltage Gain (3V) AVOL 200 V/mV VS = 3V, VO = 500mV to 2.5V, RL = 10k 6
Large-Signal Voltage Gain (3V, full range) AVOL 25 V/mV VS = 3V, VO = 500mV to 2.5V, RL = 10k; ● 6
Large-Signal Voltage Gain (5V) AVOL 400 V/mV VS = 5V, VO = 500mV to 4.5V, RL = 10k 6
Large-Signal Voltage Gain (5V, full range) AVOL 50 V/mV VS = 5V, VO = 500mV to 4.5V, RL = 10k; ● 6
Large-Signal Voltage Gain (±15V) AVOL 100 V/mV VO = ±14V, RL = 10k 7
Large-Signal Voltage Gain (±15V, full range) AVOL 4 V/mV VO = ±14V, RL = 10k; ● 7
Output Voltage Swing Low (3V, no load) VOL 15 mV VS = 3V, No Load; ● 6
Output Voltage Swing Low (3V, 2.5mA sink) VOL 450 mV VS = 3V, ISINK = 2.5mA; ● 6
Output Voltage Swing Low (5V, no load) VOL 15 mV VS = 5V, No Load; ● 6
Output Voltage Swing Low (5V, 2.5mA sink) VOL 500 mV VS = 5V, ISINK = 2.5mA; ● 6
Output Voltage Swing High (3V, no load) VOH 2.925 V VS = 3V, No Load; ● 6
Output Voltage Swing High (3V, 5mA source) VOH 2.35 V VS = 3V, ISOURCE = 5mA; ● 6
Output Voltage Swing High (5V, no load) VOH 4.925 V VS = 5V, No Load; ● 6
Output Voltage Swing High (5V, 10mA source) VOH 4.1 V VS = 5V, ISOURCE = 10mA; ● 6
Power Supply Rejection Ratio (3V/5V) PSRR 80 dB VS = 2.5V to 12.5V, VCM = VO = 1V; ● 6
Power Supply Rejection Ratio (±15V) PSRR 84 dB VS = ±1.25V to ±22V; ● 7
Supply Current per Amplifier IS 40 50 μA VS = ±15V, VCM = 0V, VOUT = 0V (Note 7) 7
Supply Current per Amplifier (full range) IS 70 μA VS = ±15V; ● -40°C ≤ TA ≤ 125°C 7
Gain Bandwidth Product GBW 110 kHz f = 1kHz (VS = ±15V) 7
Gain Bandwidth Product (full range) GBW 60 kHz f = 1kHz; ● -40°C ≤ TA ≤ 125°C 7
Slew Rate SR 0.035 V/μs AV = -1, RL = ∞ (Note 8); VS = ±15V 7
Slew Rate (full range) SR 0.015 V/μs AV = -1, RL = ∞; ● -40°C ≤ TA ≤ 125°C 7
Output Voltage Swing (no load) VO -14.8 14.8 V No Load; VS = ±15V; ● -40°C ≤ TA ≤ 125°C; printed as ±14.8 7
Output Voltage Swing (IOUT = ±2.5mA) VO -14.3 14.3 V IOUT = ±2.5mA; VS = ±15V; ● -40°C ≤ TA ≤ 125°C; printed as ±14.3 7
Large-Signal Voltage Gain (3V, typical) AVOL 1500 V/mV VS = 3V, VO = 500mV to 2.5V, RL = 10k 6
Large-Signal Voltage Gain (5V, typical) AVOL 1500 V/mV VS = 5V, VO = 500mV to 4.5V, RL = 10k 6
Large-Signal Voltage Gain (±15V, typical) AVOL 250 V/mV VO = ±14V, RL = 10k 7
Thermal Resistance Junction-to-Ambient (MS8) θJA 250 °C/W MS8 package; TJMAX = 150°C 2

CAD (KiCad official)

  • Symbol: LT1490AHMS8#PBF
  • Footprint: Package_SO:MSOP-8_3x3mm_P0.65mm
  • 3D model: MSOP-8 (KiCad packages3D, STEP)
  • 3D model files: lt1490ahms8-pbf-etched.step / lt1490ahms8-pbf-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lt1490ahms8-pbf.step / lt1490ahms8-pbf.glb are the bare package body.

Provenance

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

  • Datasheet: Analog Devices datasheet (18 pp, sha256 e0f2988bd5b05e95, retrieved 2026-10-30, tier: manufacturer)
  • 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