ATMEGA325P-20MUR Atmel, ATMEGA325P-20MUR Datasheet - Page 288
ATMEGA325P-20MUR
Manufacturer Part Number
ATMEGA325P-20MUR
Description
MCU AVR 32K FLASH 20MHZ 64QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet
1.ATMEGA3250P-20AU.pdf
(364 pages)
Specifications of ATMEGA325P-20MUR
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
SPI, UART/USART, USI
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
54
Program Memory Size
32KB (16K x 16)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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ATmega325P/3250P
Table 25-15. Minimum Wait Delay Before Writing the Next Flash or EEPROM Location
Figure 25-11. Serial Programming Waveforms
Symbol
t
t
t
t
WD_FUSE
WD_FLASH
WD_EEPROM
WD_ERASE
SERIAL DATA OUTPUT
SERIAL CLOCK INPUT
SERIAL DATA INPUT
SAMPLE
(MOSI)
(MISO)
(SCK)
MSB
MSB
Minimum Wait Delay
4.5 ms
4.5 ms
9.0 ms
9.0 ms
LSB
LSB
8023F–AVR–07/09
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