ATMEGA88PA-CCU Atmel, ATMEGA88PA-CCU Datasheet - Page 558
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ATMEGA88PA-CCU
Manufacturer Part Number
ATMEGA88PA-CCU
Description
IC MCU AVR 8K FLASH 32VQFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA88PA-CCU
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
8KB (4K x 16)
Program Memory Type
FLASH
Eeprom Size
512 x 8
Ram Size
1K 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-VFQFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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Table of Contents
8271C–AVR–08/10
1
2
3
4
5
6
7
8
ATmega48A/48PA/88A/88PA/168A/168PA/328/328
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 ......................................................... 26
1.1Pin Descriptions ........................................................................................................3
2.1Block Diagram ...........................................................................................................5
2.2Comparison Between Processors .............................................................................6
6.1Overview ...................................................................................................................8
6.2ALU – Arithmetic Logic Unit ......................................................................................9
6.3Status Register ..........................................................................................................9
6.4General Purpose Register File ................................................................................11
6.5Stack Pointer ...........................................................................................................12
6.6Instruction Execution Timing ...................................................................................13
6.7Reset and Interrupt Handling ..................................................................................14
7.1Overview .................................................................................................................16
7.2In-System Reprogrammable Flash Program Memory .............................................16
7.3SRAM Data Memory ...............................................................................................18
7.4EEPROM Data Memory ..........................................................................................19
7.5I/O Memory ..............................................................................................................20
7.6Register Description ................................................................................................21
8.1Clock Systems and their Distribution .......................................................................26
8.2Clock Sources .........................................................................................................27
8.3Low Power Crystal Oscillator ...................................................................................28
8.4Full Swing Crystal Oscillator ....................................................................................30
8.5Low Frequency Crystal Oscillator ............................................................................32
8.6Calibrated Internal RC Oscillator .............................................................................33
8.7128 kHz Internal Oscillator ......................................................................................34
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