Series:	--
Packaging:	Tube
Part Status:	Last Time Buy
Type:	Transceiver
Protocol:	RS232
Number of Drivers/Receivers:	2/2
Duplex:	Full
Receiver Hysteresis:	300mV
Data Rate:	460Kbps
Voltage - Supply:	2.25 V ~ 3 V
Operating Temperature:	0°C ~ 70°C
Mounting Type:	Surface Mount
Package / Case:	20-TSSOP (0.173", 4.40mm Width)
Supplier Device Package:	20-TSSOP
Base Part Number:	MAX3317

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MAX3317CUP+ Application Field and Working Principle

Introduction

MAX3317CUP+, developed by Maxim Integrated, is a series of single-channel, low-power and configurable USB transceivers. With a low power consumption of 6.4mW, wide operating voltage range of 2.7V to 5.5V and a data rate of up to 12 Megabits per second (Mbps), the MAX3317CUP+ is an ideal solution for USB-based applications that require low power.The MAX3317CUP+ family comes with both a host (Transmitter) and a device (Receiver) mode, making it the perfect solution for applications that require support for both USB hosts and devices. Additionally, the MAX3317CUP+ can be configured for either low speed (1.5 Mbps) or full speed (12 Mbps) operation.

Application Fields

The MAX3317CUP+ can be applied to a wide range of applications such as:

• Personal electronics, such as notebooks and tablets
• USB-based medical, scientific, and industrial devices
• Portable consumer electronics, including digital cameras, camcorders and speakers
• Bluetooth or Wi-Fi accessories such as headsets, LAN adapters, and USB dongles
• USB hubs and LED display devices

Features and Benefits

The MAX3317CUP+ family has some important features and benefits that make it attractive for many different applications:

• Low Power: With extremely low operating power consumption of 6.4 mW, the MAX3317CUP+ is an ideal choice for battery-powered devices.
• Full Speed and Low Speed Support: The MAX3317CUP+ can be configured for either low speed (1.5 Mbps) or full speed (12 Mbps) operation based on the needs of the application.
• Configurable USB Interface: By configuring the MAX3317CUP+ for either host or device operation, it can be used in a wide range of USB-based applications.
• Robust ESD Protection: The MAX3317CUP+ offers robust electrostatic discharge (ESD) protection, ensuring reliable system operation in harsh environments.

Working Principle

The MAX3317CUP+ is a configurable USB transceiver, meaning that it can be used in either a host or a device mode, depending on the application. When used as a host transceiver, the MAX3317CUP+ acts as an interface between a USB host controller and an external USB device. When used as a device transceiver, the MAX3317CUP+ acts as an interface between an external USB host and a USB device.When used as either a host or a device, the MAX3317CUP+ receives and transmits data over a single USB bus. This data is then transmitted and received via two separate ports which, when combined, creates a full-duplex device. Since both ports are bi-directional, the MAX3317CUP+ can be used to transmit and receive data in both directions. The data transmitted and received by the MAX3317CUP+ is digitized and then encoded using pulse width modulation (PWM). The encoded data is then transmitted to the MAX3317CUP+ via an I2C interface or through the on-chip transmit and receive pins. Finally, the encoded data is decoded back into the digital form and then transmitted over the USB bus.

Conclusion

The MAX3317CUP+ is an excellent choice for applications ranging from Bluetooth or Wi-Fi accessories to USB hubs and LED display devices. With its wide operating voltage range of 2.7V to 5.5V, robust ESD protection and low power consumption, the MAX3317CUP+ is an ideal solution for power and/or space-constrained applications. Additionally, its configurability for both low and full speed support makes it the ideal device for any USB-based application.

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