ATMEGA48A-AUR Atmel, ATMEGA48A-AUR Datasheet - Page 246
![IC MCU AVR 4K FLASH 32TQFP](/photos/6/91/69154/313-32-tqfp_sml.jpg)
ATMEGA48A-AUR
Manufacturer Part Number
ATMEGA48A-AUR
Description
IC MCU AVR 4K FLASH 32TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA48A-AUR
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
4KB (2K x 16)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
512 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-TQFP, 32-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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- Download datasheet (23Mb)
ATmega48A/48PA/88A/88PA/168A/168PA/328/328
Figure 21-22. TWI Address Match Logic, Block Diagram
TWAR0
Address
Match
Address
Bit 0
TWAMR0
Address Bit Comparator 0
Address Bit Comparator 6..1
• Bit 0 – Reserved
This bit is an unused bit in the ATmega48A/48PA/88A/88PA/168A/168PA/328/328P, and will
always read as zero.
246
8271C–AVR–08/10
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