ATTINY44-15MZ Atmel, ATTINY44-15MZ Datasheet - Page 219

• Manufacturer Part Number: ATTINY44-15MZ
• Description: MCU AVR 4K FLASH 15MHZ 20-QFN
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY44-15MZ

• Package / Case: 20-QFN Exposed Pad
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Speed: 16MHz
• Number Of I /o: 12
• Eeprom Size: 256 x 8
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Program Memory Size: 4KB (4K x 8)
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Connectivity: USI
• Core Size: 8-Bit
• Processor Series: ATTINY4x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: SPI, UART
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 12
• Number Of Timers: 2
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

30. Table of Contents
7701E–AVR–02/11
1
2
3
4
5
6
7
Features .................................................................................................. 1
Pin Configurations ................................................................................ 2
Overview ................................................................................................ 3
Resources .............................................................................................. 6
About Code Examples .......................................................................... 6
CPU Core ................................................................................................ 7
Memories .............................................................................................. 15
System Clock and Clock Options ...................................................... 25
1.1
2.1
2.2
2.3
5.1
5.2
5.3
5.4
5.5
5.6
5.7
5.8
6.1
6.2
6.3
6.4
6.5
7.1
7.2
7.3
7.4
7.5
7.6
7.7
Crystal Oscillator ..........................................................................................27
Disclaimer ......................................................................................................2
Block Diagram ................................................................................................3
Automotive Quality Grade ..............................................................................4
Pin Descriptions .............................................................................................5
Overview ........................................................................................................7
Architectural Overview ...................................................................................7
ALU – Arithmetic Logic Unit ...........................................................................8
Status Register ...............................................................................................8
General Purpose Register File .....................................................................10
Stack Pointer ................................................................................................11
Instruction Execution Timing ........................................................................12
Reset and Interrupt Handling .......................................................................12
In-System Re-programmable Flash Program Memory .................................15
SRAM Data Memory ....................................................................................15
EEPROM Data Memory ...............................................................................17
I/O Memory ..................................................................................................21
Register Description .....................................................................................22
Clock Systems and their Distribution ............................................................25
Clock Sources ..............................................................................................26
Default Clock Source ...................................................................................26
Low-frequency Crystal Oscillator ..................................................................28
Calibrated Internal RC Oscillator ..................................................................29
External Clock ..............................................................................................29
Atmel ATtiny24/44/84 [Preliminary]
219