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The CA1458EX is a dual operational amplifier (op-amp) manufactured by Harris Semiconductor. Below are the factual specifications, descriptions, and features:

Specifications:

• Manufacturer: Harris Semiconductor
• Type: Dual Operational Amplifier
• Supply Voltage Range: ±3V to ±18V
• Input Offset Voltage: 2mV (typical)
• Input Bias Current: 500nA (typical)
• Input Offset Current: 100nA (typical)
• Common-Mode Rejection Ratio (CMRR): 90dB (typical)
• Slew Rate: 0.5V/µs (typical)
• Gain Bandwidth Product: 1MHz (typical)
• Output Voltage Swing: ±12V (with ±15V supply)
• Operating Temperature Range: -55°C to +125°C
• Package: 8-pin DIP (Dual In-line Package)

Descriptions:

• The CA1458EX is a general-purpose dual operational amplifier designed for a wide range of analog applications.
• It is internally compensated for stable operation without external components.
• Suitable for use in amplifiers, comparators, oscillators, and signal conditioning circuits.

Features:

• Dual Op-Amp: Contains two independent op-amps in a single package.
• Wide Supply Voltage Range: Operates from ±3V to ±18V.
• Low Power Consumption: Designed for efficiency in battery-powered applications.
• Short-Circuit Protection: Built-in protection against output short circuits.
• No External Compensation Required: Internally compensated for unity-gain stability.
• High Input Impedance: Minimizes loading effects on signal sources.

This information is based on the manufacturer's datasheet and technical documentation.