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Atmel Electronic Components Datasheet

ATtiny441 Datasheet

8-bit AVR Microcontroller

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ATtiny441/ATtiny841
8-bit AVR Microcontroller with 4/8K Bytes In-System
Programmable Flash
Features
DATASHEET
High Performance, Low Power Atmel® AVR® 8-bit Microcontroller
Advanced RISC Architecture
120 Powerful Instructions – Most Single Clock Cycle Execution
32 x 8 General Purpose Working Registers
Fully Static Operation
Up to 16 MIPS Throughput at 16 MHz
Non-volatile Program and Data Memories
4/8K Bytes of In-System Programmable Flash Program Memory
Endurance: 10,000 Write/Erase Cycles
256/512 Bytes of In-System Programmable EEPROM
Endurance: 100,000 Write/Erase Cycles
256/512 Bytes Internal SRAM
Data Retention: 20 Years at 85oC / 100 Years at 25oC
Programming Lock for Self-Programming Flash & EEPROM Data Security
Peripheral Features
One 8-bit and Two 16-bit Timer/Counters with Two PWM Channels, Each
Programmable Ultra Low Power Watchdog Timer
10-bit Analog to Digital Converter
12 External and 5 Internal, Single-ended Input Channels
46 Differential ADC Channel Pairs with Programmable Gain (1x / 20x / 100x)
Two On-chip Analog Comparators
Two Full Duplex USARTs with Start Frame Detection
Master/Slave SPI Serial Interface
Slave I2C Serial Interface
Special Microcontroller Features
Low Power Idle, ADC Noise Reduction, Standby and Power-down Modes
Enhanced Power-on Reset Circuit
Programmable Brown-out Detection Circuit with Supply Voltage Sampling
External and Internal Interrupt Sources
Pin Change Interrupt on 12 Pins
Calibrated 8MHz Oscillator with Temperature Calibration Option
Calibrated 32kHz Ultra Low Power Oscillator
High-Current Drive Capability on 2 I/O Pins
I/O and Packages
14-pin SOIC, 20-pad MLF/QFN and 20-pad VQFN
12 Programmable I/O Lines
Speed Grade
0 – 2 MHz @ 1.7 – 1.8V
0 – 4 MHz @ 1.8 – 5.5V
0 – 10 MHz @ 2.7 – 5.5V
0 – 16 MHz @ 4.5 – 5.5V
Low Power Consumption
Active Mode: 0.2 mA at 1.8V and 1MHz
Idle Mode: 30 µA at 1.8V and 1MHz
Power-Down Mode (WDT Enabled): 1.3µA at 1.8V
Power-Down Mode (WDT Disabled): 150nA at 1.8V
8495H–AVR–05/2014


Atmel Electronic Components Datasheet

ATtiny441 Datasheet

8-bit AVR Microcontroller

No Preview Available !

1. Pin Configurations
Figure 1-1. Pinout in 14-pin SOIC.
VCC
(PCINT8/ADC11/XTAL1/CLKI) PB0
(PCINT9/ADC10/XTAL2/INT0) PB1
(PCINT11/ADC9/RESET/dW) PB3
(PCINT10/ADC8/CLKO/TOCC7/ICP2/RXD0) PB2
(PCINT7/ADC7/TOCC6/ICP1/TXD0/SS) PA7
(PCINT6/ADC6/ACO1/TOCC5/XCK1/SDA/MOSI) PA6
1
2
3
4
5
6
7
Figure 1-2. Pinout in 20-pad VQFN/WQFN.
14 GND
13 PA0 (PCINT0/ADC0/AREF/MISO)
12 PA1 (PCINT1/ADC1/AIN00/TOCC0/TXD0/MOSI)
11 PA2 (PCINT2/ADC2/AIN01/TOCC1/RXD0/SS)
10 PA3 (PCINT3/ADC3/AIN10/TOCC2/T0/XCK0/SCK)
9 PA4 (PCINT4/ADC4/AIN11/TOCC3/T1/RXD1/SCL/SCK)
8 PA5 (PCINT5/ADC5/ACO0/TOCC4/T2/TXD1/MISO)
(PCINT4/ADC4/AIN11/TOCC3/T1/RXD1/SCL/SCK) PA4
(PCINT3/ADC3/AIN10/TOCC2/T0/XCK0/SCK) PA3
(PCINT2/ADC2/AIN01/TOCC1/RXD0/SS) PA2
(PCINT1/ADC1/AIN00/TOCC0/TXD0/MOSI) PA1
(PCINT0/ADC0/AREF/MISO) PA0
1
2
3
4
5
NOTE
Bottom pad should be
soldered to ground.
DNC: Do Not Connect
1.1 Pin Description
1.1.1 VCC
Supply voltage.
1.1.2 GND
Ground.
15 PA7 (PCINT7/ADC7/TOCC6/ICP1/TXD0/SS)
14 PB2 (PCINT10/ADC8/CLKO/TOCC7/ICP2/RXD0)
13 PB3 (PCINT11/ADC9/RESET/dW)
12 PB1 (PCINT9/ADC10/XTAL2/INT0)
11 PB0 (PCINT8/ADC11/XTAL1/CLKI)
ATtiny441/841 [DATASHEET]
8495H–AVR–05/2014
2


Part Number ATtiny441
Description 8-bit AVR Microcontroller
Maker ATMEL
PDF Download

ATtiny441 Datasheet PDF






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