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8235ES–AVR–03/2031
Features
High performance, low power 8-bit AVR
®
microcontroller
Advanced RISC architecture
112 powerful instructions – most single clock cycle execution
16 x 8 general purpose working registers
Fully static operation
Up to 12 MIPS throughput at 12MHz
Non-volatile program and data memories
2K bytes of in-system programmable flash program memory
128 bytes internal SRAM
Flash write/erase cycles: 10,000
Data retention: 20 years at 85
o
C / 100 years at 25
o
C
Peripheral features
One 8-bit timer/counter with two PWM channels
One 16-bit timer/counter with two PWM channels
10-bit analog to digital converter
8 single-ended channels
Programmable watchdog timer with separate on-chip oscillator
On-chip analog comparator
Master/slave SPI serial interface
Slave TWI serial interface
Special microcontroller features
In-system programmable
External and internal interrupt sources
Low power idle, ADC noise reduction, stand-by and power-down modes
Enhanced power-on reset circuit
Internal calibrated oscillator
I/O and packages
14-pin SOIC/TSSOP: 12 programmable I/O lines
12-ball WLCSP: 10 programmable I/O lines
15-ball UFBGA: 12 programmable I/O lines
20-pad VQFN: 12 programmable I/O lines
Operating voltage:
1.8 – 5.5V
Programming voltage:
5V
Speed grade
0 – 4MHz @ 1.8 – 5.5V
0 – 8MHz @ 2.7 – 5.5V
0 – 12MHz @ 4.5 – 5.5V
Industrial temperature range
Low power consumption
Active mode:
200 μA at 1MHz and 1.8V
Idle mode:
25μA at 1MHz and 1.8V
Power-down mode:
< 0.1μA at 1.8V
ATtiny20
8-bit AVR Microcontroller
with 2K Bytes In-System Programmable Flash
DATASHEET SUMMARY
