Adc characteristics ta = -40°c to 85°c, Adc characteristics – Rainbow Electronics AT90LS4433 User Manual
Page 71
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71
AT90S/LS4433
1042G–AVR–09/02
Notes:
1. Minimum for AVCC is 2.7V.
2. Maximum for AVCC is 6.0V.
ADC Characteristics
T
A
= -40
°C to 85°C
Symbol
Parameter
Condition
Min
Typ
Max
Units
Resolution
10
Bits
Absolute Accuracy
V
REF
= 4V
ADC clock = 200 kHz
1
2
LSB
Absolute Accuracy
V
REF
= 4V
ADC clock = 1 MHz
4
LSB
Absolute Accuracy
V
REF
= 4V
ADC clock = 2 MHz
16
LSB
Integral Non-linearity
V
REF
> 2V
0.5
LSB
Differential Non-linearity
V
REF
> 2V
0.5
LSB
Zero Error (Offset)
1
LSB
Conversion Time
65
260
µs
Clock Frequency
50
200
kHz
AVCC
Analog Supply Voltage
V
CC
- 0.3
(1)
V
CC
+ 0.3
(2)
V
V
REF
Reference Voltage
2
AVCC
V
R
REF
Reference Input Resistance
6
10
13
k
Ω
R
AIN
Analog Input Resistance
100
M
Ω
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