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ATMEGA1284P-MU 数据手册 - ATMEL（爱特美尔）
制造商:
ATMEL（爱特美尔）
分类:
8位微控制器
封装:
VQFN-44
描述:
ATMEL ATMEGA1284P-MU 微控制器, 8位, 低功率高性能, ATmega, 20 MHz, 128 KB, 16 KB, 44 引脚, QFN
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ATMEGA1284P-MU数据手册
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Features
• High-performance, low-power 8-bit Atmel
®
AVR
®
Microcontroller
• Advanced RISC architecture
– 131 powerful Instructions – most single-clock cycle execution
– 32 × 8 general purpose working registers
– Fully static operation
– Up to 20MIPS throughput at 20MHz
– On-chip 2-cycle multiplier
• High endurance non-volatile memory segments
– 16/32/64/128KBytes of In-System Self-programmable Flash program memory
– 512/1K/2K/4KBytes EEPROM
– 1/2/4/16KBytes Internal SRAM
– Write/Erase Cycles: 10,000 Flash/ 100,000 EEPROM
– Data retention: 20 years at 85°C/ 100 years at 25°C
(1)
– 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
• Atmel QTouch
®
library support
– Capacitive touch buttons, sliders and wheels
– QTouch and QMatrix acquisition
– Up to 64 sense channels
• JTAG (IEEE std. 1149.1 Compliant) Interface
– Boundary-scan Capabilities According to the JTAG Standard
– Extensive On-chip Debug Support
– Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface
• Peripheral Features
– Two 8-bit Timer/Counters with Separate Prescalers and Compare Modes
– One/two 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
Differential mode with selectable gain at 1×, 10× or 200×
– Byte-oriented Two-wire Serial Interface
– Two Programmable Serial USART
– Master/Slave SPI 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 RC Oscillator
– External and Internal Interrupt Sources
– Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby and
Extended Standby
• I/O and Packages
– 32 Programmable I/O Lines
– 40-pin PDIP, 44-lead TQFP, 44-pad VQFN/QFN/MLF
– 44-pad DRQFN
– 49-ball VFBGA
• Operating Voltages
– 1.8 - 5.5V
• Speed Grades
– 0 - 4MHz @ 1.8 - 5.5V
– 0 - 10MHz @ 2.7 - 5.5V
– 0 - 20MHz @ 4.5 - 5.5V
• Power Consumption at 1MHz, 1.8V, 25C
– Active: 0.4mA
– Power-down Mode: 0.1µA
– Power-save Mode: 0.6µA (Including 32kHz RTC)
Note: 1. See ”Data retention” on page 9 for details.
8-bit Atmel
Microcontroller
with
16/32/64/128K
Bytes In-System
Programmable
Flash
ATmega164A
ATmega164PA
ATmega324A
ATmega324PA
ATmega644A
ATmega644PA
ATmega1284
ATmega1284P
Summary
8272ES–AVR–04/2013
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