ATTINY461A-MU Atmel, ATTINY461A-MU Datasheet - Page 65
ATTINY461A-MU
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ATTINY461A-MU
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
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8197B–AVR–01/10
• Port B, Bit 6 - ADC9/ T0/ INT0/ PCINT14
• Port B, Bit 5 - XTAL2/ CLKO/ ADC8/ PCINT13
• Port B, Bit 4 - XTAL1/ CLKI/ OC1B/ ADC7/ PCINT12
• Port B, Bit 3 - OC1B/ PCINT11
• Port B, Bit 2 - SCK/ USCK/ SCL/ OC1B/ PCINT10
• Port B, Bit 1 - MISO/ DO/ OC1A/ PCINT9
• ADC10: ADC input Channel 10. Note that ADC input channel 10 uses analog power.
• PCINT15: Pin Change Interrupt source 15.
• ADC9: ADC input Channel 9. Note that ADC input channel 9 uses analog power.
• T0: Timer/Counter0 counter source.
• INT0: The PB6 pin can serve as an External Interrupt source 0.
• PCINT14: Pin Change Interrupt source 14.
• XTAL2: Chip clock Oscillator pin 2. Used as clock pin for crystal Oscillator or Low-frequency
• CLKO: The divided system clock can be output on the PB5 pin, if the CKOUT Fuse is
• OC1D Output Compare Match output: The PB5 pin can serve as an external output for the
• ADC8: ADC input Channel 8. Note that ADC input channel 8 uses analog power.
• PCINT13: Pin Change Interrupt source 13.
• XTAL1/CLKI: Chip clock Oscillator pin 1. Used for all chip clock sources except internal
• OC1D: Inverted Output Compare Match output: The PB4 pin can serve as an external output
• ADC7: ADC input Channel 7. Note that ADC input channel 7 uses analog power.
• PCINT12: Pin Change Interrupt source 12.
• OC1B, Output Compare Match output: The PB3 pin can serve as an external output for the
• PCINT11: Pin Change Interrupt source 11.
• USCK: Three-wire mode Universal Serial Interface Clock.
• SCL: Two-wire mode Serial Clock for USI Two-wire mode.
• OC1B: Inverted Output Compare Match output: The PB2 pin can serve as an external output
• PCINT10: Pin Change Interrupt source 10.
crystal Oscillator. When used as a clock pin, the pin can not be used as an I/O pin.
programmed, regardless of the PORTB5 and DDB5 settings. It will also be output during
reset.
Timer/Counter1 Compare Match D when configured as an output (DDA1 set). The OC1D pin
is also the output pin for the PWM mode timer function.
calibrated oscillator. When used as a clock pin, the pin can not be used as an I/O pin.
for the Timer/Counter1 Compare Match D when configured as an output (DDA0 set). The
OC1D pin is also the inverted output pin for the PWM mode timer function.
Timer/Counter1 Compare Match B. The PB3 pin has to be configured as an output (DDB3
set (one)) to serve this function. The OC1B pin is also the output pin for the PWM mode timer
function.
for the Timer/Counter1 Compare Match B when configured as an output (DDB2 set). The
OC1B pin is also the inverted output pin for the PWM mode timer function.
65
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