ATTINY40-MMHR

8-bit Atmel tinyAVR Microcontroller with 4K Bytes In-System Programmable Flash ATtiny40 Features High Performance, Low Power AVR 8-Bit Microcontroller Advanced RISC Architecture 54 Powerful Instructions Most Single Clock Cycle Execution 16 x 8 General Purpose Working Registers Fully Static Operation Up to 12 MIPS Throughput at 12 MHz Non-volatile Program and Data Memories 4K Bytes of In-System Programmable Flash Program Memory 256 Bytes Internal SRAM Flash Write/Erase Cycles: 10,000 o o Data Retention: 20 Years at 85 C / 100 Years at 25 C Peripheral Features One 8-bit Timer/Counter with Two PWM Channels One 8/16-bit Timer/Counter 10-bit Analog to Digital Converter 12 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 20-pin SOIC: 18 Programmable I/O Lines 20-pin TSSOP: 18 Programmable I/O Lines 20-pad VQFN: 18 Programmable I/O Lines Operating Voltage: 1.8 5.5V Programming Voltage: 5V Speed Grade 0 4 MHz 1.8 5.5V 0 8 MHz 2.7 5.5V 0 12 MHz 4.5 5.5V Industrial Temperature Range Low Power Consumption Active Mode: 200 A at 1 MHz and 1.8V Idle Mode: 25 A at 1 MHz and 1.8V Power-down Mode: < 0.1 A at 1.8V 8263BAVR01/20131. Pin Configurations Figure 1-1. Pinout of ATtiny40 SOIC/TSSOP PB1 (ADC9/PCINT9) (PCINT8/ADC8) PB0 1 20 PB2 (ADC10/PCINT10) (PCINT7/ADC7) PA7 2 19 PB3 (ADC11/PCINT11) (PCINT6/ADC6) PA6 3 18 4 PC0 (OC0A/SS/PCINT12) (PCINT5/ADC5/OC0B) PA5 17 5 16 PC1 (SCK/SCL/ICP1/T1/PCINT13) (PCINT4/ADC4/T0) PA4 6 15 PC2 (INT0/CLKO/MISO/PCINT14) (PCINT3/ADC3) PA3 7 14 PC3 (RESET/PCINT15) (PCINT2/ADC2/AIN1) PA2 8 13 PC4 (MOSI/SDA/TPIDATA/PCINT16) (PCINT1/ADC1/AIN0) PA1 9 12 PC5 (CLKI/TPICLK/PCINT17) (PCINT0/ADC0) PA0 10 11 VCC GND VQFN (PCINT6/ADC6) PA6 1 15 PC0 (OC0A/SS/PCINT12) (PCINT5/ADC5/OC0B) PA5 2 14 PC1 (SCK/SCL/ICP1/T1/PCINT13) (PCINT4/ADC4/T0) PA4 3 13 PC2 (INT0/CLKO/MISO/PCINT14) (PCINT3/ADC3) PA3 4 12 PC3 (RESET/PCINT15) (PCINT2/ADC2/AIN1) PA2 5 11 PC4 (MOSI/SDA/TPIDATA/PCINT16) NOTE: Bottom pad should be soldered to ground. ATtiny40 DATASHEET 2 8263BAVR01/2013 (PCINT1/ADC1/AIN0) PA1 6 20 PA7 (ADC7/PCINT7) (PCINT0/ADC0) PA0 7 19 PB0 (ADC8/PCINT8) GND 8 18 PB1 (ADC9/PCINT9) VCC 9 17 PB2 (ADC10/PCINT10) (PCINT17/CLKI/TPICLK) PC5 10 16 PB3 (ADC11/PCINT11)