ATXMEGA384C3_14 Datasheet, PDF (73/125 Pages) ATMEL Corporation – 8/16-bit Atmel XMEGA C3 Microcontroller

Table 35-11. Gain Stage Characteristics
Symbol
R_in
C_sample
Parameter
Input resistance
Input capacitance
Signal range
Condition
Switched in normal mode
Switched in normal mode
Gain stage output
Propagation delay
ADC conversion rate
Clock rate
Gain error
Offset error,
input referred
Same as ADC
0.5x gain, normal mode
1x gain, normal mode
8x gain, normal mode
64x gain, normal mode
0.5x gain, normal mode
1x gain, normal mode
8x gain, normal mode
64x gain, normal mode
35.7 Analog Comparator Characteristics
Table 35-12. Analog Comparator Characteristics
Symbol
V_off
I_lk
V_hys1
V_hys2
V_hys3
t_delay
Parameter
Input offset voltage
Input leakage current
Input voltage range
AC startup time
Hysteresis, none
Hysteresis, small
Hysteresis, large
Propagation delay
64-level voltage scaler
Current source accuracy after
calibration
current source calibration
range
Condition
Vcc=1.6V - 3.6V
Vcc=1.6V - 3.6V
Vcc=1.6V - 3.6V
V_CC = 3.0V, T= 85°C
V_CC = 3.0V, T= 85°C
Integral non-linearity (INL)
Min.
0
1/2
100
Typ.
4.0
4.4
1
-1
-1
-1
5
10
5
-20
-126
Max.
AV_CC- 0.6
3
1800
Units
k
pF
V
Clk_ADC
cycles
kHz
%
mV
Min.
Typ.
10
<10
-0.1
50
0
15
30
20
17
0.3
5
4
Max.
50
AV_CC
Units
mV
nA
V
µs
mV
90
ns
0.5
lsb
%
6
µA
XMEGA C3 [DATASHEET]
73
Atmel-8361F-AVR-ATxmega384C3-Datasheet–11/2014