ATTINY85-20PI Atmel, ATTINY85-20PI Datasheet - Page 173

• Manufacturer Part Number: ATTINY85-20PI
• Description: IC AVR MCU 8K 20MHZ 8DIP
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY85-20PI

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: USI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 6
• Program Memory Size: 8KB (4K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Table 21-9.
Note:
2586M–AVR–07/10
V
V
AREF
V
R
R
Symbol
IN
DIFF
INT
REF
AIN
1. Values are guidelines only.
Parameter
Resolution
Absolute accuracy
(Including INL, DNL, and
Quantization, Gain and Offset
Errors)
Integral Non-Linearity (INL)
(Accuracy after Offset and
Gain Calibration)
Gain Error
Offset Error
Conversion Time
Clock Frequency
Input Voltage
Input Differential Voltage
Input Bandwidth
External Reference Voltage
Internal Voltage Reference
Internal 2.56V Reference
Reference Input Resistance
Analog Input Resistance
ADC Conversion Output
ADC Characteristics, Differential Channels (Unipolar Mode). T
(1)
Free Running Conversion
Gain = 1x
Gain = 20x
Gain = 1x
V
ADC clock = 50 - 200 kHz
Gain = 20x
V
ADC clock = 50 - 200 kHz
Gain = 1x
V
ADC clock = 50 - 200 kHz
Gain = 20x
V
ADC clock = 50 - 200 kHz
Gain = 1x
Gain = 20x
Gain = 1x
V
ADC clock = 50 - 200 kHz
Gain = 20x
V
ADC clock = 50 - 200 kHz
V
REF
REF
REF
REF
REF
REF
CC
> 3.0V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
Condition
CC
CC
CC
CC
CC
CC
= 5V
= 5V
= 5V
= 5V
= 5V
= 5V
GND
Min
2.0
1.0
2.3
70
50
0
A
= -40°C to +85°C
10.0
20.0
10.0
10.0
15.0
2.56
Typ
100
4.0
3.0
4.0
1.1
32
4
V
V
REF
CC
1023
Max
V
280
200
1.2
2.8
10
10
CC
/Gain
- 1.0
Units
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
kHz
kHz
Bits
Bits
MΩ
kΩ
µs
V
V
V
V
V
173