Rainbow Electronics AT90LS4433 - Manual (Page 71)

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