Rainbow Electronics ATtiny861_V - Manual (Page 190)

190
2588B–AVR–11/06
ATtiny261/461/861
23.6 ADC Characteristics – Preliminary Data
Note: 1. Values are preliminary.
Table 23-5. ADC Characteristics, Single Ended Channels. -40
°C - 85°C
Symbol Parameter Condition Min (1) Typ (1) Max (1) Units
Resolution Single Ended Conversion 10 Bits
Absolute accuracy (Including
INL, DNL, quantization error,
gain and offset error)
Single Ended Conversion
V
REF
= 4V, V
CC
= 4V,
ADC clock = 200 kHz
2 LSB
Single Ended Conversion
V
REF
= 4V, V
CC
= 4V,
ADC clock = 1 MHz
3 LSB
Single Ended Conversion
V
REF
= 4V, V
CC
= 4V,
ADC clock = 200 kHz
Noise Reduction Mode
1.5 LSB
Single Ended Conversion
V
REF
= 4V, V
CC
= 4V,
ADC clock = 1 MHz
Noise Reduction Mode
2.5 LSB
Integral Non-linearity (INL)
Single Ended Conversion
V
REF
= 4V, V
CC
= 4V,
ADC clock = 200 kHz
1 LSB
Differential Non-linearity (DNL)
Single Ended Conversion
V
REF
= 4V, V
CC
= 4V,
ADC clock = 200 kHz
0.5 LSB
Gain Error
Single Ended Conversion
V
REF
= 4V, V
CC
= 4V,
ADC clock = 200 kHz
2.5 LSB
Offset Error
Single Ended Conversion
V
REF
= 4V, V
CC
= 4V,
ADC clock = 200 kHz
1.5 LSB
Conversion Time Free Running Conversion 13 260 µs
Clock Frequency 50 1000 kHz
V
IN
Input Voltage GND V
REF
V
Input Bandwidth 38.5 kHz
V
INT
Internal Voltage Reference 1.0 1.1 1.2 V
R
AIN
Analog Input Resistance 100 M
Ω