ATTINY45-20PU Atmel, ATTINY45-20PU Datasheet - Page 200

• Manufacturer Part Number: ATTINY45-20PU
• Description: IC AVR MCU 4K 20MHZ 8DIP
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY45-20PU

• 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: 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 4x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-DIP (0.300", 7.62mm)
• Processor Series: ATTINY4x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: USI
• Maximum Clock Frequency: 10 MHz
• Number Of Programmable I/os: 6
• Number Of Timers: 2
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 4 Channel
• Package: 8PDIP
• Device Core: AVR
• Family Name: ATtiny
• Maximum Speed: 20 MHz
• For Use With: ATSTK600-DIP40 - STK600 SOCKET/ADAPTER 40-PDIPATAVRBC100 - REF DESIGN KIT BATTERY CHARGER770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVRATAVRISP2 - PROGRAMMER AVR IN SYSTEMATJTAGICE2 - AVR ON-CHIP D-BUG SYSTEM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

200
ATtiny25/45/85
Figure 22-44. Calibrated 1.6 MHz RC Oscillator Frequency vs. Temperature
Figure 22-45. Calibrated 1.6 MHz RC Oscillator Frequency vs. OSCCAL Value
1,64
1,62
1,58
1,56
1,54
1,52
CALIBRATED 1.6MHz RC OSCILLATOR FREQUENCY vs. TEMPERATURE
CALIBRATED 1.6 MHz RC OSCILLATOR FREQUENCY vs. OSCCAL VALUE
1,6
1,5
4,5
3,5
2,5
1,5
0,5
4
3
2
1
0
-60
0
16
-40
32
48
-20
64
80
96
0
112
OSCCAL (X1)
Temperature
128
20
144
160
40
176
192
60
3.0 V
5.0 V
208
80
224
240
100
-40 ˚C
2586M–AVR–07/10
85 ˚C
25 ˚C