ST3222BTR Integrated Circuits (ICs)

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Transceiver
Protocol:	RS232
Number of Drivers/Receivers:	2/2
Duplex:	Full
Receiver Hysteresis:	500mV
Data Rate:	250kbps
Voltage - Supply:	3 V ~ 3.6 V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	20-TSSOP (0.173", 4.40mm Width)
Supplier Device Package:	20-TSSOP
Base Part Number:	ST3222

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Introduction

The ST3222BTR is a multi-channel differential amplifier designed to read, process and transmit signal Conditioning to ensure correct data transit and communication with a variety of devices. It is a versatile and cost-effective solution for a wide range of applications including industrial automation, factory automation, Process and measurement, communication networks and medical applications. The ST3222BTR features a range of integrated features, including a high common-mode range, and high common-mode input voltage protection, that enable it to perform reliably and cost effectively in any environment.

Application Field

The ST3222BTR is a multi-channel differential amplifier that can be used in a variety of applications including industrial automation, factory automation, process and measurement, communication networks, and medical applications. Its high common-mode input voltage protection, combined with its wide common-mode range, make it reliable and cost-effective to use in any environment.In industrial automation, the ST3222BTR can be used in motor control and drives, such as discrete motor control boards, stepper motor and servo motor control boards, and process instrumentation. In factory automation, it can be used for process and flow control and data acquisition. It can be used for communication networks for accessing remote devices, for monitoring temperatures, pressures and levels, and for high-precision measurements. In medical applications, the ST3222BTR is useful for monitoring vital signs, such as heart rate and oxygen saturation, in patient monitors.

Working Principle

The ST3222BTR is a dual-channel differential amplifier that combines differential inputs, an adjustable gain, wide common-mode range, and high common-mode input voltage protection. The ST3222BTR features dual-channel inputs with a common-mode range of ±10V and an adjustable gain of 1V/V with a gain accuracy of ±1.5%.The ST3222BTR uses the differential input signals to amplify both the signals and band-limits the output noise. The integrated high common-mode input voltage protection ensures that the output voltage is not affected by any external high common-mode input signals.The wide common-mode range and the adjustable gain of the ST3222BTR make it suitable for a variety of applications, both industrial and medical.In conclusion, the ST3222BTR is a versatile and cost-effective solution for a wide range of applications including industrial automation, factory automation, Process and measurement, communication networks and medical applications. Its high common-mode input voltage protection, combined with its wide common-mode range, make it reliable and cost-effective to use in any environment. Its adjustable gain and wide common-mode range also make it suitable for a variety of applications.

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