ATtiny40 Atmel Corporation, ATtiny40 Datasheet - Page 197
ATtiny40
Manufacturer Part Number
ATtiny40
Description
Manufacturer
Atmel Corporation
Specifications of ATtiny40
Flash (kbytes)
4 Kbytes
Pin Count
20
Max. Operating Frequency
12 MHz
Cpu
8-bit AVR
# Of Touch Channels
12
Hardware Qtouch Acquisition
Yes
Max I/o Pins
18
Ext Interrupts
18
Usb Speed
No
Usb Interface
No
Spi
1
Twi (i2c)
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
12
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
Yes
Crypto Engine
No
Sram (kbytes)
0.25
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
2
32khz Rtc
No
Calibrated Rc Oscillator
Yes
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8263A–AVR–08/10
Figure 22-50. V
Figure 22-51. Minimum Reset Pulse Width vs. V
2500
2000
1500
1000
500
0,6
0,5
0,4
0,3
0,2
0,1
0
0
1,5
1,5
-40 °C
25 °C
85 °C
IH
-V
2
2
IL
: Input Hysteresis vs. V
2,5
2,5
3
3
CC
V
V
CC
3,5
CC
3,5
(Reset Pin )
[V]
[V]
CC
4
4
4,5
4,5
5
5
5,5
5,5
-40 °C
85 °C
25 °C
197
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