ATMEGA164A-MCHR Atmel, ATMEGA164A-MCHR Datasheet - Page 463

• Manufacturer Part Number: ATMEGA164A-MCHR
• Description: IC MCU AVR 16K 20MHZ 44QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA164A-MCHR

• Package / Case: 44-VQFN Exposed Pad
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Speed: 20MHz
• Number Of I /o: 32
• Eeprom Size: 512 x 8
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Program Memory Size: 16KB (16K x 8)
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Connectivity: I²C, SPI, UART/USART
• Core Size: 8-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

28.5.10
8272A–AVR–01/10
BOD Threshold
Figure 28-227.ATmega644A: BOD Threshold vs. Temperature (V
Figure 28-228.ATmega644A: BOD Threshold vs. Temperature (V
164A/164PA/324A/324PA/644A/644PA/1284/1284P
2.77
2.75
2.73
2.71
2.69
2.67
2.65
4.35
4.32
4.29
4.26
4.23
4.2
-50
-50
-40
-40
-30
-30
-20
-20
-10
-10
0
0
10
Temperature (°C)
Falling Vcc
Temperature (°C)
10
Rising Vcc
20
20
Rising Vcc
Falling Vcc
30
30
40
40
50
50
60
BOT
BOT
60
70
= 4.3V)
= 2.7V)
70
80
90
80
100
90
463