1
Features
• Utilizes the AVR
®
RISC Architecture
• High-performance and Low-power 8-bit RISC Architecture
– 90 Powerful Instructions – Most Single Clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Up to 8 MIPS Throughput at 8 MHz
• Nonvolatile Program and Data Memory
– 1K Byte of Flash Program Memory
QuickFlash
™
One-time Programmable (ATtiny10)
In-System Programmable (ATtiny12)
Endurance: 1,000 Write/Erase Cycles (ATtiny11/12)
– 64 Bytes of In-System Programmable EEPROM Data Memory (ATtiny12)
Endurance: 100,000 Write/Erase Cycles
– Programming Lock for Flash Program and EEPROM Data Security
• Peripheral Features
– Interrupt and Wake-up on Pin Change
– One 8-bit Timer/Counter with Separate Prescaler
– On-chip Analog Comparator
– Programmable Watchdog Timer with On-chip Oscillator
• Special Microcontroller Features
– Low-power Idle and Power-down Modes
– External and Internal Interrupt Sources
– In-System Programmable via SPI Port (ATtiny12)
– Enhanced Power-on Reset Circuit (ATtiny12)
– Internal Calibrated RC Oscillator (ATtiny12)
• Specification
– Low-power, High-speed CMOS Process Technology
– Fully Static Operation
• Power Consumption at 4 MHz, 3V, 25°C
– Active: 2.2 mA
– Idle Mode: 0.5 mA
– Power-down Mode: <1 µA
• Packages
– 8-pin PDIP and SOIC
• ATtiny10 is the QuickFlash OTP Version of ATtiny11
• Operating Voltages
– 1.8 - 5.5V (ATtiny12V-1)
– 2.7 - 5.5V (ATtiny11L-2 and ATtiny12L-4)
– 4.0 - 5.5V (ATtiny11-6 and ATtiny12-8)
• Speed Grades
– 0 - 1 MHz (ATtiny12V-1)
– 0 - 2 MHz (ATtiny11L-2)
– 0 - 4 MHz (ATtiny12L-4)
– 0 - 6 MHz (ATtiny11-6)
– 0 - 8 MHz (ATtiny12-8)
Rev. 1006B–10/99
8-bit
Microcontroller
with 1K Bytes
Flash
ATtiny10
ATtiny11
ATtiny12
Preliminary
Pin Configuration
1
2
3
4
8
7
6
5
(RESET) PB5
(XTAL1) PB3
(XTAL2) PB4
GND
VCC
PB2 (T0)
PB1 (INT0/AIN1)
PB0 (AIN0)
ATtiny10/11
PDIP/SOIC
1
2
3
4
8
7
6
5
(RESET) PB5
(XTAL1) PB3
(XTAL2) PB4
GND
VCC
PB2 (SCK/T0)
PB1 (MISO/INT0/AIN1)
PB0 (MOSI/AIN0)
ATtiny12
PDIP/SOIC
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