Manual

75
AT90S/LS8535
1041H–11/01
Notes: 1. Minimum for AV
CC
is 2.7V.
2. Maximum for AV
CC
is 6.0V.
ADC Characteristics
T
A
= -40°C to 85°C
Symbol Parameter Condition Min Typ Max Units
Resolution 10 Bits
Absolute accuracy
VREF = 4V
ADC clock = 200 kHz
12LSB
Absolute accuracy
VREF = 4V
ADC clock = 1 MHz
4LSB
Absolute accuracy
VREF = 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
AV
CC
Analog Supply Voltage V
CC
- 0.3
(1)
V
CC
+ 0.3
(2)
V
V
REF
Reference Voltage 2 AV
CC
V
R
REF
Reference Input Resistance 6 10 13 kΩ
V
IN
Input Voltage AGND AREF V
R
AIN
Analog Input Resistance 100 MΩ