LM13700N

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LM13700N

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  • 製造商德州儀器

  • 製造商部分 #LM13700N

  • 有存貨1938

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規格

屬性 價值
Package / Case Bulk,Tube
Part Status Obsolete
Amplifier Type Transconductance
Number of Circuits 2
Output Type Push-Pull
Slew Rate 50V/µs
Gain Bandwidth Product 2 MHz
Current - Input Bias 400 nA
Voltage - Input Offset 300 µV
Supply Current 2.6mA (x2 Channels)
Current - Output / Channel 500 µA
Voltage - Supply Span(Min) 10 V
Voltage - Supply Span(Max) 36 V
Operating Temperature 0°C ~ 70°C (TA)
Mounting Type Through Hole

概述

Description

The LM13700N is a dual operational transconductance amplifier (OTA) with differential inputs and high impedance buffers. It is commonly used in audio processing, synthesizers, and signal modulation because of its linearizing diodes and wide bandwidth. Key features include its ability to control gain and bandwidth through an external current, making it versatile for designing oscillators, filters, and amplifiers.
Each OTA section in the LM13700N includes a pair of linearizing diodes, which help reduce distortion and improve linearity, and a buffer stage for easy integration with other circuit components. The device operates over a wide voltage range and exhibits low power consumption, which is beneficial for battery-powered applications.
The LM13700N is particularly valued in electronic music for its ability to create voltage-controlled amplifiers or filters, essential components in synthesizers. It’s also popular in educational settings due to its straightforward design and ease of integration into various analog circuits. Overall, the LM13700N is a flexible and reliable component for analog signal processing tasks.

Equivalent

The LM13700N is an operational transconductance amplifier (OTA). Equivalent or similar products include the NE5517, CA3080, NJM13700, and AS13700. These chips are commonly used in applications requiring voltage-controlled amplifiers, filters, and oscillators. They may differ slightly in specifications, packaging, or manufacturer. Always consult the datasheets to ensure compatibility for your specific application.

Features

The LM13700N is a dual operational transconductance amplifier (OTA) with features suited for electronic music synthesis, audio processing, and similar applications. Key features include:
1. Dual OTA: Contains two independent, high-performance OTAs.
2. Linearizing Diodes: Includes on-chip diodes for improving linearity.
3. Buffer Outputs: Each OTA has a buffer that can be used for voltage amplification.
4. High-Input Impedance: Allows for easy interfacing with different signal levels.
5. Wide Supply Range: Operates from ±2V to ±18V power supply, making it versatile for various circuits.
6. Adjustable Gain: Gain is controlled by an external current, allowing for dynamic adjustments.
7. Low Distortion: Designed for low harmonic distortion, enhancing audio quality.
8. Wide Bandwidth: Suitable for a range of frequencies, from audio to RF.
9. Temperature Stability: Maintains performance over a wide temperature range.
10. Compact DIP Package: Available in a standard dual in-line package for easy handling.
These features make the LM13700N a versatile component for designing both analog and digital systems that require variable gain stages or complex signal processing.

Pinout

The LM13700N is a dual operational transconductance amplifier (OTA) with a total of 16 pins. Below is a concise description of its pin configuration and functions:
1. Pin 1 (Iabc1): Bias current input for the first OTA.
2. Pin 2 (Inverting Input 1): Inverting input for the first OTA.
3. Pin 3 (Non-Inverting Input 1): Non-inverting input for the first OTA.
4. Pin 4 (Offset Null 1): Used for offset nulling in the first OTA.
5. Pin 5 (Output 1): Output for the first OTA.
6. Pin 6 (Darlington Buffer Input 1): Input for the Darlington buffer of the first OTA.
7. Pin 7 (Darlington Buffer Output 1): Output for the Darlington buffer of the first OTA.
8. Pin 8 (Negative Supply Voltage, V-): Connect to the negative supply voltage.
9. Pin 9 (Darlington Buffer Output 2): Output for the Darlington buffer of the second OTA.
10. Pin 10 (Darlington Buffer Input 2): Input for the Darlington buffer of the second OTA.
11. Pin 11 (Output 2): Output for the second OTA.
12. Pin 12 (Offset Null 2): Used for offset nulling in the second OTA.
13. Pin 13 (Non-Inverting Input 2): Non-inverting input for the second OTA.
14. Pin 14 (Inverting Input 2): Inverting input for the second OTA.
15. Pin 15 (Iabc2): Bias current input for the second OTA.
16. Pin 16 (Positive Supply Voltage, V+): Connect to the positive supply voltage.
The LM13700N is designed for applications requiring variable gain control, such as audio processing, signal modulation, and function generation.

Manufacturer

The LM13700N is a dual operational transconductance amplifier (OTA) integrated circuit originally designed by National Semiconductor. National Semiconductor was a semiconductor company known for designing and manufacturing analog devices. In 2011, National Semiconductor was acquired by Texas Instruments, a major player in the semiconductor industry. Therefore, Texas Instruments is now the manufacturer of the LM13700N.
Texas Instruments (TI) is a global company that designs and manufactures semiconductors and various integrated circuits. It is renowned for its innovation in analog technology, embedded processing, and digital signal processing. TI serves a wide range of industries, including automotive, industrial, personal electronics, communications, and enterprise systems. Known for its commitment to research and development, TI provides a diverse portfolio of products and solutions designed to enhance technology and improve the world’s ability to manage and process data efficiently.

Application

The LM13700N is a dual operational transconductance amplifier (OTA) with linearizing diodes and buffers, commonly used in audio and music synthesizers for voltage-controlled amplifiers (VCAs) and voltage-controlled filters (VCFs). It's also applied in automatic gain control (AGC) circuits, oscillators, and waveform generators. The chip is useful in designing audio compressors, expanders, and modulators due to its ability to control gain electronically. Additionally, its versatility makes it suitable for signal processing tasks in various electronic devices, such as mixers and tone control circuits.

Package

The LM13700N is an integrated circuit that features dual operational transconductance amplifiers with linearizing diodes, buffer outputs, and high-impedance differential inputs. It comes in a plastic dual in-line package (DIP) with 16 pins, making it suitable for through-hole mounting on printed circuit boards.