Datasheet

55
32072SH–AVR32–10/2012
AT32UC3A3
7.10 USB Transceiver Characteristics
7.10.1 Electrical Characteristics
7.10.2 Static Power Consumption
7.10.3 Dynamic Power Consumption
Table 7-26. Transfer Characteristics in 10-bit mode
Parameter Conditions Min. Typ. Max. Unit
Resolution 10 Bit
Absolute Accuracy ADC Clock = 5 MHz 3 LSB
Integral Non-linearity ADC Clock = 5 MHz 1.5 2 LSB
Differential Non-linearity
ADC Clock = 5 MHz 1 2 LSB
ADC Clock = 2.5 MHz 0.6 1 LSB
Offset Error ADC Clock = 5 MHz -2 2 LSB
Gain Error ADC Clock = 5 MHz -2 2 LSB
Table 7-27. Electrical Parameters
Symbol Parameter Conditions Min. Typ. Max. Unit
R
EXT
Recommended External USB Series
Resistor
In series with each USB pin with
±5%
39 Ω
R
BIAS
VBIAS External Resistor
(1)
1. The USB on-chip buffers comply with the Universal Serial Bus (USB) v2.0 standard. All AC parameters related to these buf-
fers can be found within the USB 2.0 electrical specifications.
±1% 6810 Ω
C
BIAS
VBIAS External Capcitor 10 pF
Table 7-28. Static Power Consumption
Symbol Parameter Conditions Min. Typ. Max. Unit
I
BIAS
Bias current consumption on VBG 1 µA
I
VDDUTMI
HS Transceiver and I/O current
consumption
8µA
FS/HS Transceiver and I/O current
consumption
If cable is connected, add 200µA
(typical) due to Pull-up/Pull-down
current consumption
3µA
Table 7-29. Dynamic Power Consumption
Symbol Parameter Conditions Min. Typ. Max. Unit
I
BIAS
Bias current consumption on VBG 0.7 0.8 mA