DG445BDY-T1

Voltage - Supply, Dual (V±):	±15V
Supplier Device Package:	16-SOIC
Package / Case:	16-SOIC (0.154", 3.90mm Width)
Operating Temperature:	-40°C ~ 85°C (TA)
Crosstalk:	-95dB @ 100kHz
Current - Leakage (IS(off)) (Max):	500pA
Channel Capacitance (CS(off), CD(off)):	5pF, 5pF
Charge Injection:	1pC
-3db Bandwidth:	--
Switch Time (Ton, Toff) (Max):	300ns, 200ns
Series:	--
Voltage - Supply, Single (V+):	12V
Channel-to-Channel Matching (ΔRon):	--
On-State Resistance (Max):	80 Ohm
Number of Circuits:	4
Multiplexer/Demultiplexer Circuit:	1:1
Switch Circuit:	SPST - NO
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Introduction

DG445BDY-T1 is an innovative and versatile device that can be used to serve a wide range of switching and multiplexing applications. It is a high-performance, low power, low on-resistance, easy-to-use analog switch IC that supports multiple protocols, including single-ended, differential, and double-ended. This IC has a wide range of applications, including telecoms, industrial, consumer, and automotive.

Application Fields

The DG445BDY-T1 provides a single-pole/double-throw (SPDT) analog switch. It is typically used in audio and video signal routing, automotive airbag control, telecom communications, and medical imaging systems, among many other applications.The flexibility of the DG445BDY-T1 allows for switching of AC or DC signals, making it suitable for use in a wide range of applications. This includes high-speed applications such as audio and video for consumer electronics and radio-frequency (RF) communications for telecoms equipment. The low switching noise of the device makes it suitable for use with precision measurement instruments as well. This ensures minimal noise and interference, which allows for accurate readings every time. The device also has a low on-state resistance of 0.60 ohms, providing a low total harmonic distortion that is essential for audio-signals.

Working Principle

The DG445BDY-T1 is designed to switch the input signal between two output paths. The switches are controlled by control signal which is applied to the control terminal. When the control input is high, the signal is transferred via one of the output paths. When the control input is low, the signal is transferred to the other output path. The device is designed with shunting capacitors which minimize the temporal overshoot, ringing, and bounce at the output stages of the switches. This is essential for applications requiring low signal distortion. The switches also feature low crosstalk between signals, allowing for consistent signal transfer. The device also features a variety of protective features, including an overtemperature protection circuit and an excessive current detection circuit. Both are designed to protect the device from damage caused by overstressing conditions.

Conclusion

In conclusion, the DG445BDY-T1 is an innovative and versatile device that can be used for a wide range of applications. Its low switch-on resistance and noise allows for precise signal routing, while its protective features ensure long-term reliable operation.

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