ATTINY261-20MU Atmel, ATTINY261-20MU Datasheet - Page 235

• Manufacturer Part Number: ATTINY261-20MU
• Description: IC MCU AVR 2K FLASH 20MHZ 32-QFN
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY261-20MU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: USI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Size: 2KB (1K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 11x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Processor Series: ATTINY2x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 128 B
• Interface Type: 2-Wire, SPI, USI
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 16
• Number Of Timers: 2
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 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, 11 Channel
• Package: 32MLF EP
• Device Core: AVR
• Family Name: ATtiny
• Maximum Speed: 20 MHz
• Operating Supply Voltage: 3.3|5 V
• For Use With: ATSTK600 - DEV KIT FOR AVR/AVR32ATAVRBC100 - REF DESIGN KIT BATTERY CHARGER770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATSTK505 - ADAPTER KIT FOR 14PIN AVR MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

26.4
26.5
2588E–AVR–08/10
Rev. 2588B – 11/06
Rev. 2588A – 10/06
6. Updated Figures:
7. Added Table:
8. Updated Tables:
9. Updated Register Descriptions:
10. Updated assembly program example in section
11. Updated
1. Updated
2. Updated
1. Initial Revision.
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wise noted).” on page
“Bandgap Voltage vs. Supply Voltage (VCC).” on page 216
“Block Diagram” on page 4
“Clock Distribution” on page 24
“Capacitance for Low-Frequency Crystal Oscillator” on page 29
“Start-up Times for the Internal Calibrated RC Oscillator Clock Selection” on page 28
“Start-up Times for the 128 kHz Internal Oscillator” on page 29
“Active Clock Domains and Wake-up Sources in Different Sleep Modes” on page 36
“Serial Programming Characteristics, T
Otherwise Noted)” on page 193
“TCCR1A – Timer/Counter1 Control Register A” on page 112
“TCCR1C – Timer/Counter1 Control Register C” on page 117
“ADMUX – ADC Multiplexer Selection Register” on page 155
“DC Characteristics. T
“Ordering Information” on page
“Packaging Information” on page
187.
A
= -40°C to +85°C, V
A
227.
= -40°C to +85°C, V
230.
“Write” on page
CC
= 1.8V to 5.5V (unless other-
CC
17.
= 1.8 - 5.5V (Unless
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