ATTINY461A-MU Atmel, ATTINY461A-MU Datasheet - Page 285

• Manufacturer Part Number: ATTINY461A-MU
• Description: IC MCU AVR 4K FLASH 20MHZ 32QFN
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY461A-MU

• 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: 4KB (2K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 1.8 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: ATTINY4x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: SPI
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 16
• Operating Supply Voltage: 1.8 V to 5.5 V
• 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

26. Datasheet Revision History
26.1
26.2
8197B–AVR–01/10
Rev. 8197B – 01/10
Rev. 8197A – 10/09
1. Updated 32M1-A drawing in
1. Initial revision created from document 2588C (ATtiny261/461/861)
2. Updated "Ordering Information" on
3. Added sections:
4. Updated sections:
5. Updated tables:
ages are no longer offered and there are no separate ordering codes for commercial
operation range, the only available option now is industrial. Also, added new package
options
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“Software BOD Disable” on page 35
“ATtiny461A” on page 221
“ATtiny861A” on page 247
“Stack Pointer” on page 11
“OSCCAL – Oscillator Calibration Register” on page 32
“MCUCR – MCU Control Register” on page 37
“MCUCR – MCU Control Register” on page 50
“MCUCR – MCU Control Register” on page 67
“Speed Grades” on page 185
“Enhanced Power-On Reset” on page 187
“ATtiny261A” on page 195
“Register Summary” on page 273
“DC Characteristics. TA = -40°C to 85°C, VCC = 1.8V to 5.5V (unless otherwise
noted).” on page 184
“Additional Current Consumption for the different I/O modules (absolute values).” on
page 193
“Additional Current Consumption (percentage) in Active and Idle mode.” on page
194
Section 24. “Packaging Information” on page
page
277,
page 278
and
page
279. Pb-plated pack-
280.
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