DG444DJ

Quad SPST analog switches are the highlight of this improved DG444DJ+ product
4,890 有效庫存

DG444DJ

有效庫存4,890

Quad SPST analog switches are the highlight of this improved DG444DJ+ product

  • 製造商零件號 # : DG444DJ

  • 包裝/封裝: PDIP-16

  • 製造商: Analog Devices

  • 產品分類 : Analog Switches, Multiplexers, Demultiplexers

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DG444DJ 數據表
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詳細說明

Maxim's DG444/DG445 analog switches have been revamped to offer improved performance, with features such as on-resistance matching between switches and guaranteed on-resistance flatness over the signal range. These switches boast low on-resistance, conducting equally well in either direction, along with low charge injection and power consumption. They also provide a high level of ESD tolerance, making them robust in various operating conditions. Additionally, the redesigned switches exhibit lower off-leakage current over temperature, ensuring reliable performance even in challenging environments

主要特徵

  • High input impedance
  • Low noise floor
  • Excellent signal integrity
  • Precision design

應用

  • Battery-Powered Apps
  • Guidance Systems
  • Military Radios

規格

以下是所選零件的基本參數，涉及零件的特性及其所屬類別。

Product Category ! Analog Switch ICs RoHS No&nbsp-RoHS Version Available
Mounting Style Through Hole Package / Case DIP-16
Number of Channels 4 Channel Configuration 4 x SPST
On Resistance - Max 85 Ohms Supply Voltage - Min 5 V
Supply Voltage - Max 36 V Minimum Dual Supply Voltage +/- 5 V
Maximum Dual Supply Voltage +/- 20 V On Time - Max 250 ns
Off Time - Max 140 ns Minimum Operating Temperature - 40 C
Maximum Operating Temperature ! + 85 C Series DG
Brand Vishay / Siliconix Height 3.81 mm (Max)
Length 21.33 mm (Max) Pd - Power Dissipation 450 mW
Product Type ! Analog Switch ICs Factory Pack Quantity 500
Subcategory Switch ICs Supply Current - Max 1 uA
Supply Type Single Supply, Dual Supply Switch Continuous Current 30 mA
Width 7.11 mm (Max) Unit Weight 0.057419 oz

數據表 PDF

數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。

初步規格 DG444DJ PDF 下載

常見問題解答

What is DG444DJ?

The DG444DJ is a quad SPST (Single-Pole, Single-Throw) analog switch designed by Siliconix/Vishay. It is commonly used for signal routing, switching, and multiplexing in precision measurement and signal conditioning applications.

How Does DG444DJ Work?

The DG444DJ works by providing four independent single-pole, single-throw analog switches that can be used to connect or disconnect the input and output channels. It can be controlled by digital logic signals to route analog signals with minimal distortion and signal degradation, making it suitable for precision signal switching applications.

How Many Pins does DG444DJ have and What are the Functions of the Pinout Configuration?

The DG444DJ is housed in a 16-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:

  • V+: Positive power supply pin.
  • V-: Negative power supply pin.
  • IN1, IN2, IN3, IN4: Independent control input pins for each switch.
  • COM1, COM2, COM3, COM4: Common terminal pins for each switch.
  • NO1, NO2, NO3, NO4: Normally open terminal pins for each switch.
  • NC1, NC2, NC3, NC4: Normally closed terminal pins for each switch.

What are the Pros and Cons of DG444DJ?

Pros:

  • Quad Configuration: Provides four independent analog switches in a single package, offering space-efficient signal routing.
  • Low On-Resistance: Offers low on-resistance to minimize signal attenuation and distortion.
  • Wide Supply Voltage Range: Supports a wide range of supply voltages for versatile application compatibility.
  • Logic-Level Control: Can be easily controlled by standard digital logic signals.

Cons:

  • Finite Switching Speed: May have limitations in high-speed switching applications compared to specialized high-speed switches.
  • Crosstalk: May exhibit some level of crosstalk between channels, requiring consideration in sensitive applications.
  • Operating Temperature Range: Has a specified operating temperature range that may limit extreme temperature applications.

Are There Any Equivalents/Alternatives to DG444DJ for Recommendation?

  • The DG445DJ, also from Siliconix/Vishay, is a similar quad SPST analog switch with improved voltage range capabilities.
  • Alternatives to the DG444DJ include the MAX4619 from Maxim Integrated and the ADG1414 from Analog Devices.

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