ATmega328P Automotive Atmel Corporation, ATmega328P Automotive Datasheet - Page 338

• Manufacturer Part Number: ATmega328P Automotive
• Manufacturer: Atmel Corporation

Specifications of ATmega328P Automotive

• Flash (kbytes): 32 Kbytes
• Pin Count: 32
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 23
• Ext Interrupts: 24
• Usb Speed: No
• Usb Interface: No
• Spi: 2
• Twi (i2c): 1
• Uart: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 2
• Eeprom (bytes): 1024
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 125
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 6
• Input Capture Channels: 1
• Pwm Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

36. Table of Contents
338
ATmega328P [Preliminary]
1
2
3
4
5
6
7
8
Features ..................................................................................................... 1
Pin Configurations ................................................................................... 2
Overview ................................................................................................... 5
Resources ................................................................................................. 7
Data Retention .......................................................................................... 7
About Code Examples ............................................................................. 7
AVR CPU Core .......................................................................................... 8
AVR Memories ........................................................................................ 16
System Clock and Clock Options ......................................................... 25
1.1
1.2
1.3
2.1
6.1
6.2
6.3
6.4
6.5
6.6
6.7
7.1
7.2
7.3
7.4
7.5
7.6
8.1
8.2
8.3
8.4
8.5
8.6
Pin Descriptions .................................................................................................3
Disclaimer ..........................................................................................................4
Automotive Quality Grade .................................................................................4
Block Diagram ...................................................................................................5
Overview ............................................................................................................8
ALU – Arithmetic Logic Unit ...............................................................................9
Status Register ................................................................................................10
General Purpose Register File ........................................................................11
Stack Pointer ...................................................................................................12
Instruction Execution Timing ...........................................................................13
Reset and Interrupt Handling ...........................................................................14
Overview ..........................................................................................................16
In-System Reprogrammable Flash Program Memory .....................................16
SRAM Data Memory ........................................................................................17
EEPROM Data Memory ..................................................................................18
I/O Memory ......................................................................................................19
Register Description ........................................................................................20
Clock Systems and their Distribution ...............................................................25
Clock Sources .................................................................................................26
Low Power Crystal Oscillator ...........................................................................27
Full Swing Crystal Oscillator ............................................................................29
Low Frequency Crystal Oscillator ....................................................................31
Calibrated Internal RC Oscillator .....................................................................32
7810A–AVR–11/09