ATTINY261-20PU Atmel, ATTINY261-20PU Datasheet - Page 241

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

Specifications of ATTINY261-20PU

• 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: 20-DIP (0.300", 7.62mm)
• 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
• 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: 11-ch x 10-bit
• Data Rom Size: 128 B
• Height: 4.95 mm
• Length: 26.92 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Width: 7.11 mm
• 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

2588E–AVR–08/10
21 Register Summary ............................................................................... 223
22 Instruction Set Summary .................................................................... 225
23 Ordering Information ........................................................................... 227
24 Packaging Information ........................................................................ 230
25 Errata ..................................................................................................... 233
26 Datasheet Revision History ................................................................ 234
Table of Contents....................................................................................... i
20.7
20.8
20.9
20.10
20.11
23.1
23.2
23.3
24.1
24.2
24.3
25.1
25.2
25.3
26.1
26.2
26.3
26.4
26.5
Pin Threshold and Hysteresis ........................................................................211
BOD and Bandgap ........................................................................................214
Internal Oscillator Speed ...............................................................................216
Current Consumption of Peripheral Units ......................................................218
Current Consumption in Reset and Reset Pulsewidth ..................................221
ATtiny261 ......................................................................................................227
ATtiny461 ......................................................................................................228
ATtiny861 ......................................................................................................229
32M1-A ..........................................................................................................230
20P3 ..............................................................................................................231
20S2 ..............................................................................................................232
Errata ATtiny261 ............................................................................................233
Errata ATtiny461 ............................................................................................233
Errata ATtiny861 ............................................................................................233
Rev. 2588E – 08/10 .......................................................................................234
Rev. 2588D – 06/10 .......................................................................................234
Rev. 2588C – 10/09 .......................................................................................234
Rev. 2588B – 11/06 .......................................................................................235
Rev. 2588A – 10/06 .......................................................................................235
v