Operating Temperature Range
:
Data Bus Width
: 8 bit
On-Chip ADC
: Yes
Maximum Clock Frequency
: 20 MHz
Mounting Style
: SMD/SMT
Operating Supply Voltage
: 2.7 V to 5.5 V
Core
: AVR
Data RAM Size
: 512 B
Program Memory Size
: 4 KB
Package / Case
: TQFP-32
Processor Series
: ATMEGA4x
Pinout
DescriptionThe ATMEGA48-20AU is a type of low-power CMOS 8-bit microcontroller which is based on the AVR enhanced RISC architecture. By executing powerful instructions in a single clock cycle, the ATMEGA48-20AU gains throughputs appro aching 1 MIPS per MHz accessing the system designer to optimize power consumption versus processing speed.
Features of the ATMEGA48-20AU are:(1)high performance, low power AVR 8-bit microcontroller;(2)advanced RISC architecture:131 powerful instructions most single clock cycle execution,32 x 8 general purpose working register s,fully static operation,up to 20 MIPS throughput at 20 MHz,on-chip 2-cycle multiplier;(3)high endurance non-volatile memory segments:4/8/16K bytes of in-system self-programmable flash program memory,256/512/512 bytes EEPRO M,512/1K/1K bytes internal SRAM,write/erase cyles: 10,000 flash/100,000 EEPROM, data retention: 20 years at 85°C/100 years at 25°C;(4)peripheral features:two 8-bit timer/counters with separate prescaler and compare mod e,one 16-bit timer/counter with separate prescaler, compare mode, and capture mode,real time counter with separ ate oscillator;(5)special microcontroller features:power-on reset and programmable brown-out detection,internal calibrated oscillator,external and internal interrupt sources.
All in all,this is a simple introduction of this ATMEGA48-20AU. If you are interested in it,please pay more attention to our web!
Parameters: | Technical/Catalog Information | ATMEGA48-20AU |
| Vendor | Atmel |
| Category | Integrated Circuits (ICs) |
| Program Memory Size | 4K x 8 |
| RAM Size | 512 x 8 |
| Number of I /O | 23 |
| Package / Case | 32-TQFP |
| Speed | 20MHz |
| Controller Series | ATmega |
| Oscillator Type | Internal |
| Packaging | Tray |
| Program Memory Type | FLASH |
| EEPROM Size | 256 x 8 |
| Core Processor | AVR |
| Data Converters | A/D 8x10b |
| Core Size | 8-Bit |
| Operating Temperature | -40°C ~ 85°C |
| Connectivity | I²C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Voltage - Supply (Vcc/Vdd) | 2.7 V ~ 5.5 V |
| Lead Free Status | Lead Free |
| RoHS Status | RoHS Compliant |
| Other Names | ATMEGA48 20AU
ATMEGA4820AU
|
ATmega48-20AU Data Sheet
