ATTINY44-20PU Atmel, ATTINY44-20PU Datasheet - Page 205
ATTINY44-20PU
Manufacturer Part Number
ATTINY44-20PU
Description
IC MCU AVR 4K FLASH 20MHZ 14-DIP
Manufacturer
Atmel
Series
AVR® ATtinyr
Specifications of ATTINY44-20PU
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
USI
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
12
Program Memory Size
4KB (2K x 16)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
14-DIP (0.300", 7.62mm)
Package
14PDIP
Device Core
AVR
Family Name
ATtiny
Maximum Speed
20 MHz
Operating Supply Voltage
3.3|5 V
Data Bus Width
8 Bit
Number Of Programmable I/os
12
Interface Type
SPI/USI
On-chip Adc
8-chx10-bit
Number Of Timers
2
For Use With
ATAVRISP2 - PROGRAMMER AVR IN SYSTEM
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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21.10 Internal Oscillator Speed
8006K–AVR–10/10
Figure 21-38. Watchdog Oscillator Frequency vs. V
Figure 21-39. Watchdog Oscillator Frequency vs. Temperature
110
109
108
107
106
105
104
103
102
101
100
110
109
108
107
106
105
104
103
102
101
100
99
1.5
-60
-40
2
WATCHDOG OSCILLATOR FREQUENCY vs. OPERATING VOLTAGE
WATCHDOG OSCILLATOR FREQUENCY vs. TEMPERATURE
2.5
-20
3
0
Temperature
V
CC
3.5
20
(V)
CC
4
40
4.5
60
ATtiny24/44/84
5
80
1.8 V
2.7 V
3.3 V
4.0 V
5.5 V
5.5
100
-40 °C
25 °C
85 °C
205
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