User's Manual

Preliminary Rev 0.6 December 10, 2010 15
Product Specification Baseband Specification
Pad Name Direction Function
V1 USB_D_P In/Out Differential data interface positive
T1 USB_D_M In/Out Differential data interface negative
The AirPrime AR series will not be damaged if a valid USB_VBUS is supplied while the main DC
power is not supplied.
Table 14: USB characteristics
USB Value Units
USB_VBUS
Voltage range 2.0 – 5.25 V
Maximum Current draw 1 mA
Maximum Input Capacitance (Min ESR = 50 mOhm) 10 µF
Figure 1. Recommended UIM holder implementation