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LT1793CN8#PBF

Analog Devices · Operational Amplifier · PDIP-8

LT1793CN8#PBF from Analog Devices, in a PDIP-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 VOS ADJ passive Offset voltage adjust pin; a 10k potentiometer with its wiper to V- gives a typical ±13mV adjustment range.
2 -IN input Inverting input of the JFET op amp, with typical bias current of 3pA and input capacitance of 1.5pF.
3 +IN input Non-inverting input of the JFET op amp, with typical bias current of 3pA and input resistance of 10^13 Ω in common mode.
4 V- power_in Negative supply, with supply voltage absolute maximum of ±20V and the offset-null potentiometer wiper tied here.
5 VOS ADJ passive Offset voltage adjust pin; connects to the other end of the offset-null potentiometer (10k to 200k range).
6 OUT output Op amp output, swinging ±13.0V min into 10k load at ±15V supplies with indefinite short-circuit duration.
7 V+ power_in Positive supply, with supply voltage absolute maximum of ±20V and typical supply current of 4.2mA.
8 NC unconnected No internal connection.

Key specifications

Parameter Value
Manufacturer Analog Devices
Package PDIP-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
Input Offset Voltage VOS 0.25 0.9 mV TA=25°C, VS=±15V 2
Input Offset Voltage VOS 0.45 1.6 mV VS=±5V 2
Input Offset Current IOS 2.5 15 pA Warmed Up (Note 3) 2
Input Offset Current IOS 0.7 4 pA TJ=25°C (Note 6) 2
Input Bias Current IB 4 20 pA Warmed Up (Note 3) 2
Input Bias Current IB 1.5 5 pA TJ=25°C (Note 6) 2
Input Noise Voltage Density en 6 8 nV/√Hz fO=1000Hz 2
Input Voltage Range (positive) VCM 13 13.5 V Note 5 2
Input Voltage Range (negative) VCM -10.5 -11 V Note 5 2
Common Mode Rejection Ratio CMRR 81 96 dB VCM=-10V to 13V 2
Power Supply Rejection Ratio PSRR 83 95 dB VS=±4.5V to ±20V 2
Large-Signal Voltage Gain AVOL 900 4400 V/mV VO=±12V, RL=10k 3
Large-Signal Voltage Gain AVOL 400 3000 V/mV VO=±10V, RL=1k 3
Output Voltage Swing VOUT 13 13.2 V RL=10k (printed ±) 3
Output Voltage Swing VOUT 12 12.3 V RL=1k (printed ±) 3
Slew Rate SR 2.3 3.4 V/µs RL ≥ 2k (Note 7) 3
Gain-Bandwidth Product GBW 2.5 4.2 MHz fO=100kHz 3
Supply Current IS 4.2 5.2 mA TA=25°C, VS=±15V 3
Supply Current IS 4.2 5.15 mA VS=±5V 3
Input Offset Voltage VOS 1 3.5 mV 0°C ≤ TA ≤ 70°C 3
Input Offset Voltage VOS 1.6 4.2 mV VS=±5V, 0°C ≤ TA ≤ 70°C 3
Average Input Offset Voltage Drift ΔVOS/ΔTemp 8 50 µV/°C Note 6, 0°C ≤ TA ≤ 70°C 3
Input Offset Current IOS 20 130 pA 0°C ≤ TA ≤ 70°C 3
Input Bias Current IB 150 500 pA 0°C ≤ TA ≤ 70°C 3
Input Voltage Range (positive) VCM 12.9 13.4 V Note 5, 0°C ≤ TA ≤ 70°C 3
Input Voltage Range (negative) VCM -10 -10.8 V Note 5, 0°C ≤ TA ≤ 70°C 3
Common Mode Rejection Ratio CMRR 77 95 dB VCM=-10V to 12.9V, 0°C ≤ TA ≤ 70°C 3
Power Supply Rejection Ratio PSRR 81 94 dB VS=±4.5V to ±20V, 0°C ≤ TA ≤ 70°C 3
Large-Signal Voltage Gain AVOL 800 3400 V/mV VO=±12V, RL=10k, 0°C ≤ TA ≤ 70°C 3
Large-Signal Voltage Gain AVOL 400 2400 V/mV VO=±10V, RL=1k, 0°C ≤ TA ≤ 70°C 3
Output Voltage Swing VOUT 12.9 13.2 V RL=10k (printed ±), 0°C ≤ TA ≤ 70°C 3
Output Voltage Swing VOUT 11.9 12.15 V RL=1k (printed ±), 0°C ≤ TA ≤ 70°C 3
Slew Rate SR 2.2 3.3 V/µs RL ≥ 2k (Note 7), 0°C ≤ TA ≤ 70°C 3
Gain-Bandwidth Product GBW 2.2 3.3 MHz fO=100kHz, 0°C ≤ TA ≤ 70°C 3
Supply Current IS 4.2 5.3 mA 0°C ≤ TA ≤ 70°C 3
Supply Current IS 4.2 5.25 mA VS=±5V, 0°C ≤ TA ≤ 70°C 3
Supply Voltage -20 20 V printed ±20V 2
Differential Input Voltage -40 40 V printed ±40V 2
Input Voltage -20 20 V Equal to Supply Voltage, printed ±20V 2
Operating Temperature Range -40 85 °C 2
Storage Temperature Range -65 150 °C 2
Lead Temperature 300 °C Soldering, 10 sec 2
Maximum Junction Temperature TJMAX 150 °C N8 package 2
Thermal Resistance Junction to Ambient θJA 80 °C/W N8 package 2
Input Noise Voltage en 2.4 µVP-P 0.1Hz to 10Hz 2
Input Noise Voltage Density en 11.5 nV/√Hz fO=10Hz 2
Input Noise Current Density in 1 fA/√Hz fO=10Hz, fO=1kHz (Note 4) 2
Input Capacitance CIN 1.5 pF 2
Input Capacitance CIN 2 pF VS=±5V 2
Offset Voltage Adjustment Range 13 mV RPOT (to VEE) = 10k 3

CAD (KiCad official)

  • Symbol: LT1793CN8#PBF
  • Footprint: Package_DIP:DIP-8_W7.62mm
  • 3D model: PDIP-8 (KiCad packages3D, STEP)
  • 3D model files: lt1793cn8-pbf-etched.step / lt1793cn8-pbf-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lt1793cn8-pbf.step / lt1793cn8-pbf.glb are the bare package body.

Provenance

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

  • Datasheet: Analog Devices datasheet (12 pp, sha256 ecd71b31649ed80e, retrieved 2026-10-31, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-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