Description

MIC2555 is a USB On-The-Go (OTG) transceiver designed for intelligent self-powered devices to communicate with other USB and USB OTG enabled devices. It is compatible with various stand-alone OTG SIE chips, OTG IP cores, and ASSPs.

Specifications and features

• Complies with USB-IF USB standard 2.0 and OTG supplement Revision 1.0a.
• Supports USB Dual-role device operation with signaling and control logic for SRP and HNP.
• Designed for Full-speed and Low-speed USB communications.
• I2C controller interface.
• Offers 3 modes of operation: USB, UART, and Audio.
• Operates with VLOGIC of 1.6V – 4.5V, assuring compatibility with low voltage ASICs.
• Tri-level ID detection for recognition of USB and non-USB devices.
• Supports USB /Car Kit audio interface.
• Allows Single-ended and Differential Logic I/O.
• Integrated charge pump for VBUS supply.
• On-chip pull-up, pull-down resistors minimize external component count.
• Suspend and Power-down modes for power conservation.
• Operates over the full Industrial Temperature range: –40°C to +85°C.

Application Scenarios

This transceiver can be used in various devices and applications, including cellular telephones, PDAs, digital still cameras, camcorders, data cradles, CD and MP3 players, and printers.

Comparison

• Compatible with a wide variety of OTG SIE chips, OTG IP cores, and ASSPs.
• Supports USB Dual-role device operation.
• Operates with low voltage ASICs.
• Provides various modes of operation: USB, UART, and Audio.
• Supports USB /Car Kit audio interface.

No specific disadvantages have been mentioned for this model.