ATA6616 Datasheet, PDF (273/308 Pages) ATMEL Corporation – Single-package High Performance, Low Power AVR 8-bit Microcontroller with LIN

Atmel ATA6616/ATA6617
Table 4-90. ADC Characteristics, Differential Channels (-40°C/+125°C) (Continued)
Symbol Parameter
Condition
Min
Typ
Gain = 8x, BIPOLAR
V_REF = 4V, Vcc = 5V
0.3
ADC clock = 200kHz
Gain = 20x, BIPOLAR
V_REF = 4V, Vcc = 5V
0.3
ADC clock = 200kHz
DNL Differential Non Linearity
Gain = 8x, UNIPOLAR
V_REF = 4V, Vcc = 5V
0.4
ADC clock = 200kHz
Gain = 20x, UNIPOLAR
V_REF = 4V, Vcc = 5V
0.6
ADC clock = 200kHz
Gain = 8x, BIPOLAR
V_REF = 4V, Vcc = 5V
ADC clock = 200kHz
-3.0
1.0
Gain error
Gain = 20x, BIPOLAR
V_REF = 4V, Vcc = 5V
ADC clock = 200kHz
Gain = 8x, UNIPOLAR
V_REF = 4V, Vcc = 5V
ADC clock = 200kHz
-4.0
1.5
-5.0
-2.5
Gain = 20x, UNIPOLAR
V_REF = 4V, Vcc = 5V
ADC clock = 200kHz
-4.0
-0.5
Offset error
Gain = 8x or 20x, BIPOLAR
V_REF = 4V, Vcc = 5V
ADC clock = 200kHz
-2.0
0.5
Gain = 8x or 20x, UNIPOLAR
V_REF = 4V, Vcc = 5V
ADC clock = 200kHz
-2.0
0.5
V_REF Reference voltage
VDIFF Input differential voltage
2.56
–VREF/Gain
AVcc Analog supply voltage
Vcc - 0.3
VIN Input voltage
Differential conversion
0
ADC conversion output
-511
Input bandwidth
Differential conversion
4
VINT Internal voltage reference
2.4
2.56
RREF Reference input resistance
32
RAIN Analog input resistance
100
Max
Units
0.8
0.8
LSB
0.8
1.6
3.0
4.0
LSB
0.0
4.0
2.0
LSB
2.0
AVCC - 0.5
V
+VREF/Gain
V
Vcc + 0.3
V
AVcc
V
+511
LSB
kHz
2.7
V
kΩ
MΩ
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