LM193H

LM193H is a legacy general-purpose operational amplifier from the LM193 family ( National/ TI). It’s a single-channel, bipolar-input op-amp intended for analog signal amplification, active filtering, integrators, and instrumentation in low- to moderate-speed applications. The “H” suffix usually indicates a specific grade or package variant (e.g., a particular temperature rating or hermetic/high-relief packaging), depending on the manufacturer. Like other classic op-amps, it is not typically rail-to-rail and requires a suitable power supply (single or dual) with proper biasing and supply decoupling. Its performance—input offset, bias current, gain-bandwidth, slew rate, and output swing—is modest by modern standards and varies by variant. Because LM193 family devices are older, exact specs depend on the H variant in your datasheet. Use-case guidance: voltage followers, inverting/non-inverting amplifiers, active filters, and servo circuits at modest frequencies. For new designs, consider modern rail-to-rail op-amps with higher speed and better input/output ranges.

Equivalent devices (dual comparators): LM393/LM393N; LM2903/LM2903N. Also available as LMV393 (low-voltage variant). The LM193H is functionally in the LM393/LM2903 family—check pinout and open-collector outputs in the datasheets for exact substitution.

LM193H is a dual general‑purpose operational amplifier. Key features typically include:
- Dual op-amp configuration for space-saving applications
- Internal frequency compensation for stability (unity-gain stable)
- Wide supply voltage range (single or dual supply operation)
- Low input bias current and low input offset voltage (high DC accuracy)
- High gain and wide bandwidth for many analog applications
- Input common-mode range that includes or approaches the supply rails (depending on version)
- Output capable of driving loads with adequate current; good transient response
- Short-circuit/overload protection and reliable thermal behavior
- Available in common packages (e.g., DIP-8 or equivalent)
Note: exact specifications (voltage ranges, bias/offset, bandwidth, slew rate, packaging) vary by manufacturer and revision. Please refer to the specific datasheet for your LM193H to confirm the precise electrical parameters and packaging options.

Pin count: 8 pins (DIP-8 / SO-8).
Function: LM193H is a dual operational amplifier (two independent op-amps in one package). Each op-amp has a non-inverting input (+), an inverting input (−), and an output; powered by V+ and V− (single or dual supply).
Typical DIP-8 pinout (example): 1 = OUTPUT A, 2 = −INPUT A, 3 = +INPUT A, 4 = V−, 5 = +INPUT B, 6 = −INPUT B, 7 = OUTPUT B, 8 = V+. Note: exact pinout may vary by package; consult the datasheet for your specific device/package.

- Manufacturer: National Semiconductor.
- Company type: An American semiconductor company known for designing and producing integrated circuits and analog devices; now part of Texas Instruments (TI), a major global semiconductor company.

LM193H is a low‑power precision comparator (open‑collector output). Common applications include:
- Battery/rail voltage monitoring and over/under-voltage protection
- Window detectors and sensor conditioning (Schmitt-trigger style)
- Zero-cross, phase, and timing detectors for AC signals
- PWM control and regulation in switching power supplies and motor drives
- Signal conditioning and level shifting in data-acquisition front-ends
- Alarm, metering, tachometer, and other limit-detection circuits
- Automotive/industrial instrumentation (wide temperature range)

LM193H is an 8‑pin device; the H suffix indicates a hermetic package (common options are 8‑pin DIP or SO‑8 depending on the supplier).