ATtiny20 Atmel Corporation, ATtiny20 Datasheet - Page 207
ATtiny20
Manufacturer Part Number
ATtiny20
Description
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ATtiny20-MMHR
Manufacturer:
ATMEL
Quantity:
20 000
Part Number:
ATtiny20-SSU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
ATtiny20-XU
Manufacturer:
Atmel
Quantity:
904
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8235B–AVR–04/11
Figure 21-54. Calibrated Oscillator Frequency vs. Temperature
Figure 21-55. Calibrated Oscillator Frequency vs. OSCCAL Value
8,3
8,2
8,1
7,9
7,8
7,7
7,6
8
16
14
12
10
-40
8
6
4
2
0
0
16
32
-20
48
CALIBRATED 8MHz RC OSCILLATOR FREQUENCY vs. TEMPERATURE
CALIBRATED 8.0MHz RC OSCILLATOR FREQUENCY vs. OSCCAL VALUE
64
0
80
96
20
112
Temperature [C]
OSCCAL [X1]
128
40
144
160
176
60
192
208
80
224
5.0 V
3.0 V
1.8 V
ATtiny20
240
100
-40 °C
25 °C
85 °C
207
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