ATTINY13-20SU Atmel, ATTINY13-20SU Datasheet - Page 68

• Manufacturer Part Number: ATTINY13-20SU
• Description: IC MCU AVR 1K FLASH 20MHZ 8SOIC
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY13-20SU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 6
• Program Memory Size: 1KB (512 x 16)
• Program Memory Type: FLASH
• Eeprom Size: 64 x 8
• Ram Size: 64 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-SOIC (5.3mm Width), 8-SOP, 8-SOEIAJ
• Package: 8SOIC EIAJ
• 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: 6
• Interface Type: SPI
• On-chip Adc: 4-chx10-bit
• Number Of Timers: 1
• For Use With: ATSTK600-DIP40 - STK600 SOCKET/ADAPTER 40-PDIP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAG770-1004 - ISP 4PORT FOR ATMEL AVR MCU SPIATAVRDRAGON - 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
• Connectivity: -

68
ATtiny13
Figure 11-8. Timer/Counter Timing Diagram, no Prescaling
Figure 11-9
Figure 11-9. Timer/Counter Timing Diagram, with Prescaler (f
Figure 11-10
mode and PWM mode, where OCR0A is TOP.
Figure 11-10. Timer/Counter Timing Diagram, Setting of OCF0x, with Prescaler (f
Figure 11-11 on page 69
and fast PWM mode where OCR0A is TOP.
TCNTn
TCNTn
TCNTn
(clk
(clk
(clk
OCRnx
OCFnx
TOVn
TOVn
clk
clk
clk
clk
clk
clk
I/O
I/O
I/O
I/O
I/O
Tn
I/O
Tn
Tn
/8)
/8)
/1)
shows the same timing data, but with the prescaler enabled.
shows the setting of OCF0B in all modes and OCF0A in all modes except CTC
OCRnx - 1
MAX - 1
MAX - 1
shows the setting of OCF0A and the clearing of TCNT0 in CTC mode
OCRnx
MAX
MAX
OCRnx Value
clk_I/O
BOTTOM
OCRnx + 1
BOTTOM
/8)
BOTTOM + 1
BOTTOM + 1
clk_I/O
2535J–AVR–08/10
OCRnx + 2
/8)