ATMEGA324PA-MCHR Atmel, ATMEGA324PA-MCHR Datasheet - Page 359
ATMEGA324PA-MCHR
Manufacturer Part Number
ATMEGA324PA-MCHR
Description
MCU AVR 32KB FLASH 20 MHZ 44QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet
1.ATMEGA324PA-AUR.pdf
(468 pages)
Specifications of ATMEGA324PA-MCHR
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
32
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)
1.8 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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28.1.11
8152G–AVR–11/09
Internal Oscillator Speed
Figure 28-33. ATmega164PA: BOD Threshold vs. Temperature (V
Figure 28-34. ATmega164PA: Watchdog Oscillator Frequency vs. Temperature
1.845
1.835
1.825
1.815
1.805
1.85
1.84
1.83
1.82
1.81
134
132
130
128
126
124
122
120
1.8
-50
-50
-40
-40
-30
-30
-20
ATmega164PA/324PA/644PA/1284P
-20
-10
-10
0
0
Temperature (°C)
Temperature (°C)
10
10
Falling Vcc
Rising Vcc
20
20
30
30
40
40
50
50
60
60
BOT
= 1.8V)
70
70
80
80
90
90
2.1 V
2.7 V
3.3 V
4.0 V
5.5 V
359
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