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CA3280E +BOM

Voltage-controlled amplifiers

CA3280E General Description

Transconductance Amplifier 2 Circuit 16-PDIP

Key Features

Low Initial Input Offset Voltage: 500V (Max) (CA3280A)

Low Offset Voltage Change vs IABC: <500V (Typ) for All Types

Low Offset Voltage Drift: 5V/oC (Max) (CA3280A)

Excellent Matching of the Two Amplifiers for All Characteristics

Internal Current-Driven Linearizing Diodes Reduce the External Input Current to an Offset Component

Flexible Supply Voltage Range . . . . . . . . . . 2V to 15V

Application

Voltage Controlled Amplifiers

Voltage Controlled Oscillators

Multipliers

Demodulators

Sample and Hold

Instrumentation Amplifiers

Function Generators

Triangle Wave-to-Sine Wave Converters

Comparators

Audio Preamplifier

Specifications

Amplifier Type Transconductance Number of Circuits 2
Output Type - Slew Rate 125V/µs
Gain Bandwidth Product 9 MHz -3db Bandwidth -
Current - Input Bias 1.8 µA Voltage - Input Offset 800 µV
Current - Supply 2mA (x2 Channels) Current - Output / Channel 410 µA
Voltage - Supply Span (Min) 4 V Voltage - Supply Span (Max) 30 V
Operating Temperature 0°C ~ 70°C Mounting Type Through Hole

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