Datasheet
Table Of Contents
- Features
- Pin Configuration
- Description
- Architectural Overview
- General-purpose Register File
- ALU – Arithmetic Logic Unit
- Flash Program Memory
- Program and Data Addressing Modes
- Subroutine and Interrupt Hardware Stack
- EEPROM Data Memory
- Memory Access and Instruction Execution Timing
- I/O Memory
- Reset and Interrupt Handling
- ATtiny12 Internal Voltage Reference
- Interrupt Handling
- Sleep Modes for the ATtiny11
- Sleep Modes for the ATtiny12
- ATtiny12 Calibrated Internal RC Oscillator
- Timer/Counter0
- Watchdog Timer
- ATtiny12 EEPROM Read/Write Access
- Analog Comparator
- I/O Port B
- Memory Programming
- Program (and Data) Memory Lock Bits
- Fuse Bits in ATtiny11
- Fuse Bits in ATtiny12
- Signature Bytes
- Calibration Byte in ATtiny12
- Programming the Flash and EEPROM
- High-voltage Serial Programming
- High-voltage Serial Programming Algorithm
- High-voltage Serial Programming Characteristics
- Low-voltage Serial Downloading (ATtiny12 only)
- Low-voltage Serial Programming Characteristics
- Electrical Characteristics
- Register Summary ATtiny11
- Register Summary ATtiny12
- Instruction Set Summary
- Ordering Information
- Packaging Information
- Data Sheet Change Log for ATtiny11/12
- Table of Contents

62
ATtiny11/12
1006D–AVR–07/03
Figure 37. Active Supply Current vs. V
CC
, Device Clocked by External 32kHz Crystal
Figure 38. Idle Supply Current vs. Frequency
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
2.5 3 3.5 4 4.5 5 5.5 6
ACTIVE SUPPLY CURRENT vs. V
cc
DEVICE CLOCKED BY 32KHz CRYSTAL
I
cc
(mA)
V
cc
(V)
T = 85˚C
A
T = 25
˚
C
A
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
0123456789101112131415
V
CC
= 6V
V
CC
= 5.5V
V
CC
= 5V
V
CC
= 4.5V
V
CC
= 4V
V
CC
= 3.6V
V
CC
= 3.3V
V
CC
= 3.0V
V
CC
= 2.7V
IDLE SUPPLY CURRENT vs. FREQUENCY
T = 25
˚
C
A
Frequency (MHz)
V
CC
= 2.4V
V
CC
= 2.1V
V
CC
= 1.8V
I (mA)
CC