ATTINY22L-1SC Atmel, ATTINY22L-1SC Datasheet - Page 2

• Manufacturer Part Number: ATTINY22L-1SC
• Description: IC AVR MCU 2K FLASH 1MHZ LV SO8
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY22L-1SC

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 1MHz
• Connectivity: SPI
• Peripherals: POR, WDT
• Number Of I /o: 5
• Program Memory Size: 2KB (1K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 6 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 8-SOIC (5.3mm Width), 8-SOP, 8-SOEIAJ
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Data Converters: -

allowing two independent registers to be accessed in one single instruction executed in one clock cycle. The resulting
architecture is more code efficient while achieving throughputs up to ten times faster than conventional CISC
microcontrollers.
Block Diagram
Figure 1. The ATtiny22L Block Diagram
2
GND
VCC
PROGRAMMING
INSTRUCTION
INSTRUCTION
PROGRAM
PROGRAM
REGISTER
COUNTER
CONTROL
DECODER
FLASH
LOGIC
LINES
ATtiny22L
REGISTERS
REGISTER
PURPOSE
GENERAL
POINTER
STATUS
STACK
SRAM
ALU
SPI
DATA REGISTER
X
Y
Z
PORTB
8-BIT DATA BUS
PORTB DRIVERS
PB0 - PB4
REG. PORTB
DATA DIR.
MCU CONTROL
OSCILLATOR
WATCHDOG
INTERRUPT
REGISTER
INTERNAL
COUNTER
EEPROM
TIMER/
TIMER
UNIT
TIMING AND
CONTROL
RESET