ATMEGA328-MU Atmel, ATMEGA328-MU Datasheet - Page 466
![no-image](/images/manufacturer_photos/0/0/78/atmel_sml.jpg)
ATMEGA328-MU
Manufacturer Part Number
ATMEGA328-MU
Description
IC MCU AVR 32K FLASH 32QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA328-MU
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
23
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
32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
Processor Series
ATMEGA32x
Core
AVR
Data Bus Width
8 bit
Data Ram Size
2 KB
Interface Type
2-Wire, SPI, USART
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
23
Number Of Timers
3
Operating Supply Voltage
1.8 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 8 Channel
Operating Temperature Range
- 40 C to + 85 C
Processor To Be Evaluated
ATMEGA328
Supply Current (max)
0.2 mA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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8271C–AVR–08/10
Figure 29-252.ATmega168PA: I/O Pin Pull-up Resistor Current vs. Input Voltage (V
Figure 29-253.ATmega168PA: Reset Pull-up Resistor Current vs. Reset Pin Voltage
ATmega48A/48PA/88A/88PA/168A/168PA/328/328
160
140
120
100
40
35
30
25
20
15
10
80
60
40
20
5
0
0
0
0
(V
CC
= 1.8 V)
0.2
1
0.4
0.6
2
0.8
V
RESET
V
OP
3
(V)
(V)
1
1.2
4
1.4
5
1.6
1.8
6
-40 °C
-40 °C
25 °C
85 °C
25 °C
85 °C
CC
= 5 V)
466
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