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ATMEGA4809-AFR 其他数据使用手册 - Microchip（微芯）
制造商:
Microchip（微芯）
封装:
TQFP-48
描述:
ATMEGA4809-AFR 编带
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ATMEGA4809-AFR数据手册
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– SleepWalking peripherals
• Power Down with limited wake-up functionality
• Peripherals
– One 16-bit Timer/Counter type A with dedicated period register, three compare channels (TCA)
– Four 16-bit Timer/Counter type B with input capture (TCB)
– One 16-bit Real Time Counter (RTC) running from external crystal or internal RC oscillator
– Four USART with fractional baud rate generator, autobaud, and start-of-frame detection
– Master/slave Serial Peripheral Interface (SPI)
– Dual mode Master/Slave TWI with dual address match
• Standard mode (Sm, 100 kHz)
• Fast mode (Fm, 400 kHz)
• Fast mode plus (Fm+, 1 MHz)
– Event System for CPU independent and predictable inter-peripheral signaling
– Configurable Custom Logic (CCL) with up to four programmable Lookup Tables (LUT)
– One Analog Comparator (AC) with scalable reference input
– One 10-bit 150 ksps Analog to Digital Converter (ADC)
– Five selectable internal voltage references: 0.55V, 1.1V, 1.5V, 2.5V, and 4.3V
– CRC code memory scan hardware
• Optional automatic scan after reset
– Watchdog Timer (WDT) with Window Mode, with separate on-chip oscillator
– External interrupt on all general purpose pins
• I/O and Packages:
– 41 programmable I/O lines
– 48-pin UQFN 6x6 and TQFP 7x7
• Temperature Range: -40°C to 125°C
• Speed Grades:
– 0-5 MHz @ 1.8V – 5.5V
– 0-10 MHz @ 2.7V – 5.5V
– 0-20 MHz @ 4.5V – 5.5V, -40°C to 105°C
ATmega3209/4809 – 48-pin Data Sheet
© 2018 Microchip Technology Inc.
Datasheet Preliminary
DS40002016A-page 2
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