ATMEGA644PV-10PQ Atmel, ATMEGA644PV-10PQ Datasheet - Page 307
![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
Figure 24-7. Parallel Programming Timing, Including some General Timing Requirements
Figure 24-8. Parallel Programming Timing, Loading Sequence with Timing Requirements
Note:
Figure 24-9. Parallel Programming Timing, Reading Sequence (within the Same Page) with
Note:
(DATA, XA0/1, BS1, BS2)
1. The timing requirements shown in
1. The timing requirements shown in
XTAL1
DATA
PAGEL
XTAL1
BS1
XA0
XA1
DATA
OE
also apply to loading operation.
also apply to reading operation.
BS1
XA0
XA1
Data & Contol
Timing Requirements
RDY/BSY
PAGEL
XTAL1
ADDR0 (Low Byte)
LOAD ADDRESS
ADDR0 (Low Byte)
LOAD ADDRESS
WR
(LOW BYTE)
(LOW BYTE)
t
XLOL
t
OLDV
t
t
BVPH
DVXH
(1)
LOAD DATA
(LOW BYTE)
DATA (Low Byte)
t
t
XHXL
PHPL
(LOW BYTE)
DATA (Low Byte)
Figure 24-7 on page 307
READ DATA
Table 24-7 on page 307
t
t
t
t
t
XLXH
XLDX
XLWL
PLBX
PLWL
ATmega164P/324P/644P
t
BVDV
t
(HIGH BYTE)
LOAD DATA
BVWL
DATA (High Byte)
(HIGH BYTE)
READ DATA
DATA (High Byte)
t
XLPH
t
WLWH
LOAD DATA
WLRL
(that is, t
(that is, t
t
OHDZ
t
PLXH
t
WLBX
DVXH
DVXH
LOAD ADDRESS
LOAD ADDRESS
(LOW BYTE)
(LOW BYTE)
ADDR1 (Low Byte)
ADDR1 (Low Byte)
, t
, t
XHXL
XHXL
, and t
, and t
t
WLRH
XLDX
XLDX
(1)
307
)
)
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