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ATMEGA48 Datasheet(PDF) 1 Page - ATMEL Corporation |
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ATMEGA48 Datasheet(HTML) 1 Page - ATMEL Corporation |
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1 / 377 page  Features • High performance, low power Atmel® AVR® 8-bit microcontroller • Advanced RISC architecture – 131 powerful instructions – most single clock cycle execution – 32 × 8 general purpose working registers – Fully static operation – Up to 20 MIPS throughput at 20MHz – On-chip 2-cycle multiplier • High endurance non-volatile memory segments – 4/8/16 Kbytes of in-system self-programmable flash program memory – 256/512/512 bytes EEPROM – 512/1K/1Kbytes internal SRAM – Write/erase cyles: 10,000 flash/100,000 EEPROM – Data retention: 20 years at 85°C/100 years at 25°C () – Optional boot code section with independent lock bits In-system programming by on-chip boot program True read-while-write operation – Programming lock for software security • QTouch® library support – Capacitive touch buttons, sliders and wheels – QTouch and QMatrix acquisition – Up to 64 sense channels • 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 QFN/MLF package – 6-channel 10-bit ADC in PDIP Package – Programmable serial USART – Master/slave SPI serial interface – Byte-oriented 2-wire serial interface (Philips I 2C compatible) – Programmable watchdog timer with separate on-chip oscillator – On-chip analog comparator – Interrupt and wake-up on pin change • Special microcontroller features – DebugWIRE on-chip debug system – 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, 28-pad QFN/MLF and 32-pad QFN/MLF • Operating voltage: – 1.8V - 5.5V for Atmel ATmega48V/88V/168V – 2.7V - 5.5V for Atmel ATmega48/88/168 • Temperature range: –-40 °C to 85°C • Speed grade: – ATmega48V/88V/168V: 0 - 4MHz @ 1.8V - 5.5V, 0 - 10MHz @ 2.7V - 5.5V – ATmega48/88/168: 0 - 10MHz @ 2.7V - 5.5V, 0 - 20MHz @ 4.5V - 5.5V • Low power consumption – Active mode: 250µA at 1MHz, 1.8V 15µA at 32kHz, 1.8V (including oscillator) – Power-down mode: 0.1µA at 1.8V Note: 1. See “Data retention” on page 8 for details. 8-bit Atmel Microcontroller with 4/8/16K Bytes In-System Programmable Flash ATmega48/V ATmega88/V ATmega168/V Rev. 2545T–AVR–05/11 |
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Similar Description - ATMEGA48 |
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