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Atmel Electronic Components Datasheet

ATTINY44A Datasheet

8-bit Microcontroller

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ATTINY44A pdf
Features
High Performance, Low Power 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
High Endurance, Non-volatile Memory Segments
– 2K/4K/8K Bytes of In-System, Self-programmable Flash Program Memory
• Endurance: 10,000 Write/Erase Cycles
– 128/256/512 Bytes of In-System Programmable EEPROM
• Endurance: 100,000 Write/Erase Cycles
– 128/256/512 Bytes of Internal SRAM
– Data Retention: 20 years at 85°C / 100 years at 25°C
– Programming Lock for Self-programming Flash & EEPROM Data Security
Peripheral Features
– One 8-bit and One 16-bit Timer/Counter with Two PWM Channels, Each
– 10-bit ADC
• 8 Single-ended Channels
• 12 Differential ADC Channel Pairs with Programmable Gain (1x / 20x)
– Programmable Watchdog Timer with Separate On-chip Oscillator
– On-chip Analog Comparator
– Universal Serial Interface
Special Microcontroller Features
– debugWIRE On-chip Debug System
– In-System Programmable via SPI Port
– Internal and External Interrupt Sources
• Pin Change Interrupt on 12 Pins
– Low Power Idle, ADC Noise Reduction, Standby and Power-down Modes
– Enhanced Power-on Reset Circuit
– Programmable Brown-out Detection Circuit with Software Disable Function
– Internal Calibrated Oscillator
– On-chip Temperature Sensor
I/O and Packages
– Available in 20-pin QFN/MLF/VQFN, 14-pin SOIC, 14-pin PDIP and 15-ball UFBGA
– Twelve Programmable I/O Lines
Operating Voltage:
– 1.8 – 5.5V
Speed Grade:
– 0 – 4 MHz @ 1.8 – 5.5V
– 0 – 10 MHz @ 2.7 – 5.5V
– 0 – 20 MHz @ 4.5 – 5.5V
Industrial Temperature Range: -40°C to +85°C
Low Power Consumption
– Active Mode:
• 210 µA at 1.8V and 1 MHz
– Idle Mode:
• 33 µA at 1.8V and 1 MHz
– Power-down Mode:
• 0.1 µA at 1.8V and 25°C
8-bit
Microcontroller
with 2K/4K/8K
Bytes In-System
Programmable
Flash
ATtiny24A
ATtiny44A
ATtiny84A
Rev. 8183F–AVR–06/12


Atmel Electronic Components Datasheet

ATTINY44A Datasheet

8-bit Microcontroller

No Preview Available !

ATTINY44A pdf
1. Pin Configurations
Figure 1-1.
Pinout of ATtiny24A/44A/84A
PDIP/SOIC
VCC
(PCINT8/XTAL1/CLKI) PB0
(PCINT9/XTAL2) PB1
(PCINT11/RESET/dW) PB3
(PCINT10/INT0/OC0A/CKOUT) PB2
(PCINT7/ICP/OC0B/ADC7) PA7
(PCINT6/OC1A/SDA/MOSI/DI/ADC6) PA6
1
2
3
4
5
6
7
14 GND
13 PA0 (ADC0/AREF/PCINT0)
12 PA1 (ADC1/AIN0/PCINT1)
11 PA2 (ADC2/AIN1/PCINT2)
10 PA3 (ADC3/T0/PCINT3)
9 PA4 (ADC4/USCK/SCL/T1/PCINT4)
8 PA5 (ADC5/DO/MISO/OC1B/PCINT5)
QFN/MLF/VQFN
Pin 16: PA6 (PCINT6/OC1A/SDA/MOSI/DI/ADC6)
Pin 20: PA5 (ADC5/DO/MISO/OC1B/PCINT5)
(ADC4/USCK/SCL/T1/PCINT4) PA4
(ADC3/T0/PCINT3) PA3
(ADC2/AIN1/PCINT2) PA2
(ADC1/AIN0/PCINT1) PA1
(ADC0/AREF/PCINT0) PA0
1
2
3
4
5
15 PA7 (PCINT7/ICP/OC0B/ADC7)
14 PB2 (PCINT10/INT0/OC0A/CKOUT)
13 PB3 (PCINT11/RESET/dW)
12 PB1 (PCINT9/XTAL2)
11 PB0 (PCINT8/XTAL1/CLKI)
NOTE
Bottom pad should be
soldered to ground.
DNC: Do Not Connect
Table 1-1.
A
B
C
D
UFBGA - Pinout ATtiny24A/44A/84A (top view)
1234
PA5 PA6 PB2
PA4 PA7 PB1 PB3
PA3 PA2 PA1 PB0
PA0
GND
GND
VCC
2 ATtiny24A/44A/84A
8183F–AVR–06/12


Part Number ATTINY44A
Description 8-bit Microcontroller
Maker ATMEL Corporation
Total Page 30 Pages
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