ATMEGA8HVD-4MX Atmel, ATMEGA8HVD-4MX Datasheet - Page 163

• Manufacturer Part Number: ATMEGA8HVD-4MX
• Description: MCU AVR 8K FLASH 2.1-8V 4MHZ QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA8HVD-4MX

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 4MHz
• Peripherals: POR, WDT
• Number Of I /o: 5
• Program Memory Size: 8KB (4K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 2.4 V
• Data Converters: A/D 1x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 18-MLF® Exposed Pad (Staggered Leads), DFN
• For Use With: ATSTK600 - DEV KIT FOR AVR/AVR32ATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Connectivity: -

Table of Contents
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8052B–AVR–09/08
Features ..................................................................................................... 1
Pin Configurations ................................................................................... 2
Overview ................................................................................................... 4
Resources ................................................................................................. 5
Data Retention .......................................................................................... 5
About Code Examples ............................................................................. 5
AVR CPU Core .......................................................................................... 6
AVR Memories ........................................................................................ 14
System Clock and Clock Options ......................................................... 22
1.1Pin Descriptions .........................................................................................................3
6.1Overview ....................................................................................................................6
6.2ALU – Arithmetic Logic Unit .......................................................................................7
6.3Status Register ..........................................................................................................7
6.4General Purpose Register File ..................................................................................9
6.5Stack Pointer ...........................................................................................................10
6.6Instruction Execution Timing ...................................................................................11
6.7Reset and Interrupt Handling ...................................................................................11
7.1Overview ..................................................................................................................14
7.2In-System Reprogrammable Flash Program Memory .............................................14
7.3SRAM Data Memory ................................................................................................15
7.4EEPROM Data Memory ..........................................................................................16
7.5I/O Memory ..............................................................................................................16
7.6Register Description ................................................................................................17
8.1Clock Systems and their Distribution .......................................................................22
8.2Clock Sources .........................................................................................................23
8.3Calibrated Fast RC Oscillator ..................................................................................23
8.4Slow RC Oscillator ...................................................................................................24
8.5Ultra Low Power RC Oscillator ................................................................................24
8.6CPU, I/O, Flash, and ADC Clock .............................................................................24
8.7Watchdog Timer and Battery Protection ..................................................................24
8.8Clock Startup Sequence ..........................................................................................24
8.9Clock Output ............................................................................................................25
ATmega4HVD/8HVD
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