ATXMEGA192D3-MH View Datasheet(PDF) - Atmel Corporation
Part Name
Description
Manufacturer
ATXMEGA192D3-MH Datasheet PDF : 109 Pages
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XMEGA D3
30.5 ADC Characteristics
Table 30-5. ADC Characteristics
Symbol Parameter
RES
Resolution
INL
Integral Non-Linearity
DNL
Differential Non-Linearity
Gain Error
Offset Error
ADCclk
ADC Clock frequency
Conversion rate
Conversion time
(propagation delay)
Sampling Time
Conversion range
AVCC Analog Supply Voltage
VREF Reference voltage
INT1V
Input bandwidth
Internal 1.00V reference(1)
INTVCC
SCALEDVCC
RAREF
Internal VCC/1.6
Scaled internal VCC/10 input
Reference input resistance
Start-up time
Condition
Programmable: 8/12
Differential mode, 80ksps
Differential mode, 80ksps
Max is 1/4 of Peripheral Clock
(RES+2)/2+GAIN
RES = 8 or 12, GAIN = 0, 1, 2 or 3
1/2 ADCclk cycle
Min
8
-5
5
0.36
0
Vcc-0.3
1.0
Internal input sampling speed Temp. sensor, VCC/10, Bandgap
Note: 1. Refer to ”Bandgap Characteristics” on page 61 for more parameter details.
Typ
12
±2
< ±1
< ±10
< ±2
7
1.00
VCC/1.6
VCC/10
> 10
12
Max
Units
12
Bits
5
LSB
mV
1400
200
10
VREF
Vcc+0.3
Vcc-0.6V
kHz
ksps
ADCclk
cycles
uS
V
kHz
V
MΩ
24
ADCclk
cycles
100
ksps
Table 30-6. ADC Gain Stage Characteristics
Symbol Parameter
Condition
Min
Gain error
1 to 64 gain
Offset error
Vrms
Noise level at input
64x gain
VREF = Int. 1V
VREF = Ext. 2V
Clock rate
Same as ADC
Typ
< ±1
< ±1
0.12
0.06
Max
Units
%
mV
200
kHz
60
8134I–AVR–12/10
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