ATMEGA164P-20AQ Atmel, ATMEGA164P-20AQ Datasheet - Page 405

• Manufacturer Part Number: ATMEGA164P-20AQ
• Description: MCU AVR 16K FLASH 20MHZ 44-TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA164P-20AQ

• 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: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K 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: 44-TQFP, 44-VQFP
• For Use With: ATSTK600-TQFP44 - STK600 SOCKET/ADAPTER 44-TQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

26.3.11
8011O–AVR–07/10
Internal Oscillator Speed
Figure 26-127.BOD Threshold vs. Temperature (V
Figure 26-128.Watchdog Oscillator Frequency vs. Temperature
1.84
1.83
1.82
1.81
1.79
125
120
115
110
1.8
-60
-40
-40
-20
-20
0
0
Temperature (°C)
Temperature (°C)
20
20
ATmega164P/324P/644P
CC
40
= 1.8V)
40
Falling V
Rising V
60
60
CC
CC
80
80
2.1V
2.7V
3.3V
4.0V
5.5V
100
100
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