1 PRODUCT FEATURES
— Up to ±15kV IEC Air Discharge without external devices
— No degradation of Hi-Speed electrical characteristics
— Allows single USB port of connection by providing switching function for:
– Battery charging
– Stereo and mono/mic audio
– USB Full-Speed/Low-Speed data
— Low current design ideal for battery powered applications
— “Sleep” mode tri-states all ULPI pins and places the part in a low current state
— 1.8V to 3.3V IO Voltage (±10%)
— 2.2uF bypass capacitor
— 100mV dropout voltage
— Low Latency Hi-Speed Receiver (43 Hi-Speed clocks Max) allows use of legacy UTMI Links with a ULPI bridge
— Frequencies: 12, 13, 19.2, 24, 26, 27, 38.4, 52 or 60MHz - pin selectable
— ULPI Input Clock Mode (60MHz sourced by Link)
— 0 to 3.6V input drive tolerant
— Able to accept “noisy” clock sources as reference to internal, low-jitter PLL
— This mode requires external Quartz Crystal or Ceramic Resonator
Smart detection circuits allow identification of USB charger, headset, or data cable insertion
Includes full support for the optional On-The-Go (OTG) protocol detailed in the On-The-Go Supplement Revision 2.0 specification
Supports Headset Audio Mode
Supports the OTG Host Negotiation Protocol (HNP) and Session Request Protocol (SRP)
UART mode for non-USB serial data transfers
Internal 5V cable short-circuit protection of ID, DP and DM lines to VBUS or ground
Industrial Operating Temperature -40°C to +85°C
32 pin, QFN Lead-free RoHS Compliant Package
(5 x 5 x 0.90 mm height)
2 Applications
The USB3320 is targeted for any application where a Hi-Speed USB connection is desired and when board space, power, and interface pins must be minimized. The USB3320 is well suited for:
Networking
Audio Video
Medical
Industrial Computers
Printers
Repeaters
Communication
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