ATMEGA164A-MCHR Atmel, ATMEGA164A-MCHR Datasheet - Page 343

• 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

28.1
28.1.1
8272A–AVR–01/10
ATmega164A Typical Characteristics
Active Supply Current
Figure 28-1. ATmega164A: Active Supply Current vs. Low Frequency (0.1 - 1.0 MHz).
Figure 28-2. ATmega164A: Active Supply Current vs. Frequency (1 - 20 MHz).
164A/164PA/324A/324PA/644A/644PA/1284/1284P
1.2
0.8
0.6
0.4
0.2
12
10
1
0
8
6
4
2
0
0
0
0.1
2
0.2
4
1.8 V
0.3
6
0.4
Frequency (MHz)
8
Frequency (MHz)
0.5
10
2.7 V
0.6
12
3.3 V
0.7
14
0.8
16
4.0 V
0.9
18
1
20
5.5 V
5.0 V
4.5 V
4.0 V
3.3 V
2.7 V
1.8 V
5.5 V
5.0 V
4.5 V
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