ATtiny26 Atmel Corporation, ATtiny26 Datasheet - Page 63

• Manufacturer Part Number: ATtiny26
• Manufacturer: Atmel Corporation

Specifications of ATtiny26

• Flash (kbytes): 2 Kbytes
• Pin Count: 20
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 16
• Ext Interrupts: 11
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 11
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 0.12
• Eeprom (bytes): 128
• Self Program Memory: NO
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 2
• Output Compare Channels: 3
• Pwm Channels: 4
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

1477K–AVR–08/10
Table 30. Alternative Functions
Notes:
A fuse value of “0” is programmed, “1” is unprogrammed.
Pin
PA3
PA6
PA7
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
Alternate Function
AREF
Analog Comparator
Analog Comparator
USI Two-wire mode
USI Three-wire mode
TC1 compare/PWM
USI Three-wire mode
TC1 compare/PWM
USI Two-wire mode
USI Three-wire mode
TC1 compare/PWM
TC1 compare/PWM
XTAL1, clock source
XTAL2, clock source
External interrupt
TC0 clock
RESET
1. Each line represents a bit or fuse combination which enables the function.
Control Register[Bit Name] which
set the Alternate Function
ADMUX[REFS0]
ACSR[ACD]
ACSR[ACD]
USICR[USIWM1]
USICR[USIWM1,USIWM0]
TCCR1A[COM1A1,COM1A0,PWM1A]
USICR[USIWM1,USIWM0]
TCCR1A[COM1A1]
TCCR1A[COM1A0]
USICR[USIWM1]
USICR[USIWM1,USIWM0]
TCCR1A[COM1B1,COM1B0,PWM1B]
TCCR1A[COM1B1]
TCCR1A[COM1B0]
FUSE[PLLCK,CKSEL]
FUSE[PLLCK,CKSEL]
FUSE[PLLCK,CKSEL]
GIMSK[INT0],MCUCR[ISC01,ISC01]
TCCR0[CS02,CS01]
RSTDISBL FUSE
(1)
11001-11111
100
11
1
10101-11111
Bit or Fuse
Value
10000
011
011
01
01
01
1
0
0
1
1
1
1
1
1
()
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