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ATMEGA48 Datasheet(PDF) 1 Page - ATMEL Corporation

Part No. ATMEGA48
Description  8-bit Microcontroller with 8K Bytes In-System Programmable Flash
Download  349 Pages
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Maker  ATMEL [ATMEL Corporation]
Homepage  http://www.atmel.com
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ATMEGA48 Datasheet(HTML) 1 Page - ATMEL Corporation

 
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2545D–AVR–07/04
Features
High Performance, Low Power AVR® 8-Bit Microcontroller
Advanced RISC Architecture
– 131 Powerful Instructions – Most Single Clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Fully Static Operation
– Up to 20 MIPS Throughput at 20 MHz
– On-chip 2-cycle Multiplier
Non-volatile Program and Data Memories
– 4/8/16K Bytes of In-System Self-Programmable Flash (ATmega48/88/168)
Endurance: 10,000 Write/Erase Cycles
– Optional Boot Code Section with Independent Lock Bits
In-System Programming by On-chip Boot Program
True Read-While-Write Operation
– 256/512/512 Bytes EEPROM (ATmega48/88/168)
Endurance: 100,000 Write/Erase Cycles
– 512/1K/1K Byte Internal SRAM (ATmega48/88/168)
– Programming Lock for Software Security
Peripheral Features
– Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode
– One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture
Mode
– Real Time Counter with Separate Oscillator
– Six PWM Channels
– 8-channel 10-bit ADC in TQFP and MLF package
– 6-channel 10-bit ADC in PDIP Package
– Programmable Serial USART
– Master/Slave SPI Serial Interface
– Byte-oriented 2-wire Serial Interface
– Programmable Watchdog Timer with Separate On-chip Oscillator
– On-chip Analog Comparator
– Interrupt and Wake-up on Pin Change
Special Microcontroller Features
– Power-on Reset and Programmable Brown-out Detection
– Internal Calibrated Oscillator
– External and Internal Interrupt Sources
– Five Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, and
Standby
I/O and Packages
– 23 Programmable I/O Lines
– 28-pin PDIP, 32-lead TQFP and 32-pad MLF
Operating Voltage:
– 1.8 - 5.5V for ATmega48V/88V/168V
– 2.7 - 5.5V for ATmega48/88/168
Temperature Range:
–-40
°C to 85°C
Speed Grade:
– ATmega48V/88V/168V: 0 - 4 MHz @ 1.8 - 5.5V, 0 - 10 MHz @ 2.7 - 5.5V
– ATmega48/88/168: 0 - 10 MHz @ 2.7 - 5.5V, 0 - 20 MHz @ 4.5 - 5.5V
Low Power Consumption
– Active Mode:
1 MHz, 1.8V: 240µA
32 kHz, 1.8V: 15µA (including Oscillator)
– Power-down Mode:
0.1µA at 1.8V
8-bit
Microcontroller
with 8K Bytes
In-System
Programmable
Flash
ATmega48/V
ATmega88/V
ATmega168/V
Preliminary
Rev. 2545D–AVR–07/04


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