ATMEGA644PV-10PQ Atmel, ATMEGA644PV-10PQ Datasheet - Page 436
![MCU AVR 64K FLASH 10MHZ 40-PDIP](/photos/6/70/67049/453-40-dip_sml.jpg)
ATMEGA644PV-10PQ
Manufacturer Part Number
ATMEGA644PV-10PQ
Description
MCU AVR 64K FLASH 10MHZ 40-PDIP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA644PV-10PQ
Core Processor
AVR
Core Size
8-Bit
Speed
10MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
32
Program Memory Size
64KB (32K x 16)
Program Memory Type
FLASH
Eeprom Size
2K x 8
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
40-DIP (0.600", 15.24mm)
For Use With
ATSTK600 - DEV KIT FOR AVR/AVR32
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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8011O–AVR–07/10
22 IEEE 1149.1 (JTAG) Boundary-scan ................................................... 266
23 Boot Loader Support – Read-While-Write Self-Programming ......... 276
24 Memory Programming ......................................................................... 293
25 Electrical Characteristics .................................................................... 325
22.1 Features .............................................................................................................266
22.2 Overview ............................................................................................................266
22.3 Data Registers ....................................................................................................267
22.4 Boundary-scan Specific JTAG Instructions ........................................................268
22.5 Boundary-scan Chain .........................................................................................269
22.6 ATmega164P/324P/644P Boundary-scan Order ...............................................272
22.7 Boundary-scan Description Language Files .......................................................274
22.8 Register Description ...........................................................................................275
23.1 Features .............................................................................................................276
23.2 Overview ............................................................................................................276
23.3 Application and Boot Loader Flash Sections ......................................................276
23.4 Read-While-Write and No Read-While-Write Flash Sections .............................277
23.5 Boot Loader Lock Bits ........................................................................................279
23.6 Entering the Boot Loader Program .....................................................................280
23.7 Addressing the Flash During Self-Programming ................................................281
23.8 Self-Programming the Flash ...............................................................................282
23.9 Register Description ...........................................................................................291
24.1 Program And Data Memory Lock Bits ................................................................293
24.2 Fuse Bits ............................................................................................................294
24.3 Signature Bytes ..................................................................................................296
24.4 Calibration Byte ..................................................................................................296
24.5 Page Size ...........................................................................................................296
24.6 Parallel Programming Parameters, Pin Mapping, and Commands ....................297
24.7 Parallel Programming .........................................................................................299
24.8 Serial Downloading ............................................................................................308
24.9 Serial Programming Instruction set ....................................................................310
24.10 Programming via the JTAG Interface ...............................................................312
25.1 DC Characteristics .............................................................................................325
25.2 Speed Grades ....................................................................................................329
25.3 Clock Characteristics ..........................................................................................330
25.4 System and Reset Characteristics .....................................................................331
ATmega164P/324P/644P
vi
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