ATtiny2313 Atmel Corporation, ATtiny2313 Datasheet - Page 3

• Manufacturer Part Number: ATtiny2313
• Manufacturer: Atmel Corporation

Specifications of ATtiny2313

• Flash (kbytes): 2 Kbytes
• Pin Count: 20
• Max. Operating Frequency: 20 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 4
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 18
• Ext Interrupts: 18
• Usb Speed: No
• Usb Interface: No
• Spi: 2
• Twi (i2c): 1
• Uart: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• 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: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8 to 5.5
• Operating Voltage (vcc): 1.8 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 2
• Output Compare Channels: 4
• Input Capture Channels: 1
• Pwm Channels: 4
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

Block Diagram
2543LS–AVR–08/10
Figure 2. Block Diagram
VCC
GND
PROGRAMMING
INSTRUCTION
INSTRUCTION
PROGRAM
PROGRAM
COUNTER
DECODER
CONTROL
REGISTER
LOGIC
FLASH
LINES
DATA REGISTER
PORTA
DATA REGISTER
PORTB
PORTA DRIVERS
PORTB DRIVERS
PA0 - PA2
PB0 - PB7
REGISTER
GENERAL
PURPOSE
REGISTER
POINTER
STATUS
SRAM
STACK
REG. PORTA
ALU
SPI
DATA DIR.
8-BIT DATA BUS
REG. PORTB
DATA DIR.
MCU CONTROL
DATA REGISTER
MCU STATUS
CALIBRATED
OSCILLATOR
OSCILLATOR
WATCHDOG
COUNTERS
INTERRUPT
REGISTER
REGISTER
INTERNAL
INTERNAL
EEPROM
TIMER/
USART
TIMER
PORTD
UNIT
USI
PORTD DRIVERS
PD0 - PD6
XTAL1
REG. PORTD
DATA DIR.
OSCILLATOR
TIMING AND
CONTROL
DEBUGGER
ON-CHIP
XTAL2
RESET
3