Datasheet

398
7593L–AVR–09/12
AT90USB64/128
AVCC Analog Supply Voltage V
CC
- 0.3 V
CC
+ 0.3
V
V
REF
Reference Voltage
Single Ended Conversion 2.0 AVCC
Differential Conversion 2.0 AVCC - 0.5
V
IN
Input Voltage
Single ended channels 0 V
REF
Differential Conversion 0 AVCC
Input Bandwidth
Single Ended Channels 38,5
kHz
Differential Channels 4
V
INT1
Internal Voltage Reference 1.1V 1.0 1.1 1.2
V
V
INT2
Internal Voltage Reference 2.56V 2.4 2.56 2.8
R
REF
Reference Input Resistance 32 kΩ
R
AIN
Analog Input Resistance 100 MΩ
Table 31-5. ADC characteristics. (Continued)
Symbol Parameter Condition Min. Typ. Max. Units