ATtiny20 Atmel Corporation, ATtiny20 Datasheet - Page 173

• Manufacturer Part Number: ATtiny20
• Manufacturer: Atmel Corporation

Specifications of ATtiny20

• Flash (kbytes): 2 Kbytes
• Pin Count: 14
• Max. Operating Frequency: 12 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 5
• Hardware Qtouch Acquisition: Yes
• Max I/o Pins: 12
• Ext Interrupts: 12
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 0.12
• Self Program Memory: NO
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8 to 5.5
• Operating Voltage (vcc): 1.8 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 2
• Output Compare Channels: 4
• Input Capture Channels: 1
• Pwm Channels: 3
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

Table 20-1.
Notes:
8235B–AVR–04/11
Symbol
I
CC
1. Typical values at 25°C.
2. “Min” means the lowest value where the pin is guaranteed to be read as high.
3. “Max” means the highest value where the pin is guaranteed to be read as low.
4. Although each I/O port can sink more than the test conditions (10 mA at V
5. Although each I/O port can source more than the test conditions (10 mA at V
6. The RESET pin must tolerate high voltages when entering and operating in programming modes and, as a consequence,
7. Values are with external clock using methods described in
8. BOD Disabled.
conditions (non-transient), the sum of all I
may exceed the related specification. Pins are not guaranteed to sink current greater than the listed test condition.
conditions (non-transient), the sum of all I
may exceed the related specification. Pins are not guaranteed to source current greater than the listed test condition.
has a weak drive strength as compared to regular I/O pins. See
enabled (PRR = 0xFF) and there is no I/O drive.
Parameter
Power Supply Current
Power-down mode
DC Characteristics. T
(8)
(7)
A
Condition
Active 1 MHz, V
Active 4 MHz, V
Active 8 MHz, V
Idle 1 MHz, V
Idle 4 MHz, V
Idle 8 MHz, V
WDT enabled, V
WDT disabled, V
= -40°C to +85°C (Continued)
OL
OH
CC
CC
CC
(for all ports) should not exceed 100 mA. If I
(for all ports) should not exceed 100 mA. If I
CC
CC
CC
= 2V
= 3V
= 5V
CC
CC
= 2V
= 3V
= 5V
= 3V
= 3V
“Minimizing Power Consumption” on page
Min
Figure 21-30 on page
CC
CC
= 5V, 5 mA at V
Typ
= 5V, 5 mA at V
0.03
0.15
0.2
1.1
3.2
0.2
0.8
4.5
(1)
195, and
OL
OH
exceeds the test conditions, V
exceeds the test condition, V
CC
CC
= 3V) under steady state
Figure 21-33 on page
Max
0.6
0.2
0.5
1.5
10
2
5
2
= 3V) under steady state
27. Power Reduction is
ATtiny20
Units
mA
mA
mA
mA
mA
mA
µA
µA
196.
173
OH
OL