ATTINY261-15MZ Atmel, ATTINY261-15MZ Datasheet - Page 68

• Manufacturer Part Number: ATTINY261-15MZ
• Description: MCU AVR 2K FLASH 15MHZ 32-QFN
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY261-15MZ

• Package / Case: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Speed: 16MHz
• Number Of I /o: 16
• Eeprom Size: 128 x 8
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 128 x 8
• Program Memory Size: 2KB (2K x 8)
• Data Converters: A/D 11x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Connectivity: USI
• Core Size: 8-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

68
ATtiny261/ATtiny461/ATtiny861
DI: Data Input in USI Three-wire mode. USI Three-wire mode does not override normal port
functions, so pin must be configure as an input for DI function.
SDA: Two-wire mode Serial Interface Data.
PCINT0: Pin Change Interrupt source 0.
Table 12-7
shown in
Table 12-7.
Table 12-8.
Signal
Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
PTOE
DIEOE
DIEOV
DI
AIO
Signal
Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
PTOE
DIEOE
DIEOV
DI
AIO
Figure 12-5 on page
PA7/ADC6/AIN0/
PCINT7
0
0
0
0
0
0
0
PCINT7 • PCIE +
ADC6D
ADC6D
PCINT7
ADC6, AIN0
PA3/AREF/
PCINT3
0
0
0
0
0
0
0
PCINT3 • PCIE PCINT2 • PCIE + INT1 +
0
PCINT3
AREF
and
Overriding Signals for Alternate Functions in PA7..PA4
Overriding Signals for Alternate Functions in PA3..PA0
Table 12-8
USI_TWO_WIRE • USIPOS
USI_TWO_WIRE • DDRB2
ADC2D
ADC2
PA2/ADC2/INT1/
USCK/SCL/PCINT2
0
0
(USI_SCL_HOLD +
PORTB2) • DDB2 • USIPOS
0
USI_PTOE • USIPOS
ADC2D + USISIE • USIPOS
USCK/SCL/INT1/ PCINT2
relate the alternate functions of Port A to the overriding signals
61.
PA6/ADC5/AIN1/
PCINT6
0
0
0
0
0
0
0
PCINT6 • PCIE +
ADC5D
ADC5D
PCINT6
ADC5, AIN1
0
ADC1
PA1/ADC1/DO/
PCINT1
0
0
0
0
USI_THREE_WIRE
• USIPOS
DO • USIPOS
PCINT1 • PCIE +
ADC1D
ADC1D
PCINT1
PA5/ADC4/AIN2/
PCINT5
0
0
0
0
0
0
0
PCINT5 • PCIE +
ADC4D
ADC4D
PCINT5
ADC4, AIN2
0
PA0/ADC0/DI/SDA/
PCINT0
0
0
USI_TWO_WIRE •
USIPOS
(SDA + PORTB0) •
DDRB0 • USIPOS
USI_TWO_WIRE •
DDRB0 • USIPOS
0
PCINT0 • PCIE + ADC0D
+ USISIE • USIPOS
ADC0D
DI/SDA/PCINT0
ADC0
PA4/ADC3/ICP0/
PCINT4
0
0
0
0
0
0
0
PCINT4 • PCIE +
ADC3D
ADC3D
ICP0/PCINT4
ADC3
7753F–AVR–01/11