ATMEGA3209-AFR

ATmega3209/4809 – 48-pin Data Sheet megaAVR® 0-series Introduction ® ® The ATmega3208/3209/4808/4809 microcontrollers of the megaAVR 0-series are using the AVR processor with hardware multiplier, running at up to 20 MHz, with a wide range of Flash sizes up to 48 KB, up to 6 KB of SRAM, and 256 bytes of EEPROM in 28-, 32-, or 48-pin package. The series uses the latest technologies from Microchip with a flexible and low-power architecture including Event System and SleepWalking, accurate analog features and advanced peripherals. The devices described here offer Flash sizes from 32 KB to 48 KB in a 48-pin package. Features • • • ® AVR CPU – Single-cycle I/O access – Two-level interrupt controller – Two-cycle hardware multiplier Memories – Up to 48 KB In-system self-programmable Flash memory – 256B EEPROM – Up to 6 KB SRAM – Write/Erase endurance: • Flash 10,000 cycles • EEPROM 100,000 cycles – Data retention: 20 Years at 85°C System – Power-on Reset (POR) circuit – Brown-out Detection (BOD) – – – Clock options: • 20 MHz low power internal oscillator with fuse-protected frequency setting • 32.768 kHz Ultra Low Power (ULP) internal oscillator • 32.768 kHz external crystal oscillator • External clock input Single pin Unified Program Debug Interface (UPDI) Three sleep modes: • Idle with all peripherals running and mode for immediate wake-up time • Standby – Configurable operation of selected peripherals © 2018 Microchip Technology Inc. Datasheet Preliminary DS40002016A-page 1 ATmega3209/4809 – 48-pin Data Sheet • – 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 © 2018 Microchip Technology Inc. Datasheet Preliminary DS40002016A-page 2 Table of Contents Introduction......................................................................................................................1 Features.......................................................................................................................... 1 1. Ordering Information..................................................................................................5 2. Block Diagram........................................................................................................... 6 3. Pinout........................................................................................................................ 7 3.1. 48-pin QFN/TQFP........................................................................................................................ 7 4. I/O Multiplexing and Considerations..........................................................................8 4.1. Multiplexed Signals...................................................................................................................... 8 5. Electrical Characteristics......................................................................................... 10 5.1. 5.2. 5.3. 5.4. 5.5. 5.6. 5.7. 5.8. 5.9. 5.10. 5.11. 5.12. 5.13. Absolute Maximum Ratings .......................................................................................................10 General Operating Ratings ........................................................................................................10 Power Considerations................................................................................................................ 11 Power Consumption................................................................................................................... 12 Peripherals Power Consumption................................................................................................13 BOD and POR Characteristics................................................................................................... 14 External Reset Characteristics................................................................................................... 15 Oscillators and Clocks................................................................................................................15 I/O Pin Characteristics................................................................................................................18 VREF..........................................................................................................................................19 ADC............................................................................................................................................20 AC.............................................................................................................................................. 23 UPDI Timing............................................................................................................................... 24 6. Typical Characteristics.............................................................................................25 6.1. 6.2. 6.3. 6.4. 6.5. 6.6. Power Consumption................................................................................................................... 25 GPIO.......................................................................................................................................... 33 VREF Characteristics................................................................................................................. 40 BOD Characteristics...................................................................................................................42 ADC Characteristics................................................................................................................... 45 AC Characteristics......................................................................................................................55 6.7. 6.8. OSC20M Characteristics............................................................................................................57 OSCULP32K Characteristics..................................................................................................... 59 7. Package Drawings...................................................................................................61 7.1. 48 pin TQFP............................................................................................................................... 61 8. Conventions.............................................................................................................63 8.1. 8.2. Memory Size and Type...............................................................................................................63 Frequency and Time...................................................................................................................63 © 2018 Microchip Technology Inc. Datasheet Preliminary DS40002016A-page 3 ATmega3209/4809 – 48-pin Data Sheet 9. Data Sheet Revision History....................................................................................64 9.1. Rev. A - 02/2018.........................................................................................................................64 The Microchip Web Site................................................................................................ 65 Customer Change Notification Service..........................................................................65 Customer Support......................................................................................................... 65 Product Identification System........................................................................................ 66 Microchip Devices Code Protection Feature................................................................. 66 Legal Notice...................................................................................................................66 Trademarks................................................................................................................... 67 Quality Management System Certified by DNV.............................................................67 Worldwide Sales and Service........................................................................................68 © 2018 Microchip Technology Inc. Datasheet Preliminary DS40002016A-page 4 ATmega3209/4809 – 48-pin Data Sheet Ordering Information 1. Ordering Information Find available ordering options online at microchipdirect.com, or contact your local sales representative. © 2018 Microchip Technology Inc. Datasheet Preliminary DS40002016A-page 5 ATmega3209/4809 – 48-pin Data Sheet Block Diagram 2. Block Diagram UPDI UPDI CRC M SRAM CPU OCD M Flash M S BUS Matrix S AINPn AINNn OUT AINn VREFA EVOUTx LUTn-INn LUTn-OUT WOn WO PORTS GPIOR EVSYS CCL TCAn TCBn RXD TXD XCK XDIR USARTn MISO MOSI SCK SS SPIn SDA (master) SCL (master) SDA (slave) SCL (slave) NVMCTRL ACn ADCn E V E N T R O U T I N G N E T W O R K D A T A B U S EEPROM S S CPUINT I N / O U T D A T A B U S System Management RSTCTRL PAn PBn PCn PDn PEn PFn Detectors/ references RESET RST POR Bandgap BOD/ VLM CLKCTRL SLPCTRL Clock generation CLKOUT WDT OSC20M EXTCLK OSC32K RTC TOSC1 XOSC32K TOSC2 TWIn © 2018 Microchip Technology Inc. Datasheet Preliminary DS40002016A-page 6 ATmega3209/4809 – 48-pin Data Sheet Pinout PA3 PA2 PA1 PA0 (EXTCLK) GND VDD UPDI PF6 PF5 PF4 PF3 46 45 44 43 42 41 40 39 38 37 48-pin QFN/TQFP 47 3.1 PA4 Pinout 48 3. PE1 PB3 7 30 PE0 PB4 8 29 GND PB5 9 28 AVDD PC0 10 27 PD7 PC1 11 26 PD6 PC2 12 25 PD5 Power PC6 24 31 PD4 6 23 PB2 PD3 PE2 22 32 PD2 5 21 PB1 PD1 PE3 20 33 PD0 4 19 PB0 PC7 PF0 (TOSC1) 18 34 17 3 PC5 PA7 16 PF1 (TOSC2) PC4 35 15 2 GND PA6 14 PF2 VDD 36 13 1 PC3 PA5 Functionality Input supply Programming, debug Ground Clock, crystal GPIO on VDD power domain TWI GPIO on AVDD power domain Digital functions only Analog functions © 2018 Microchip Technology Inc. Datasheet Preliminary DS40002016A-page 7 ATmega3209/4809 – 48-pin Data Sheet I/O Multiplexing and Considerations 4. I/O Multiplexing and Considerations 4.1 Multiplexed Signals QFN48/ TQFP48 Pin name (1,2) Special 44 PA0 EXTCLK 45 PA1 46 PA2 TWI 0,XCK SDA(MS) 0-WO2 0-WO 47 PA3 TWI 0,XDIR SCL(MS) 0-WO3 1-WO ADC0 AC0 USARTn SPI0 TWI0 TCA0 TCBn Other CCL-LUTn 0,TxD 0-WO0 0-IN0 0,RxD 0-WO1 0-IN1 EVOUTA 0-IN2 0-OUT 48 PA4 0,TxD(3) MOSI 0-WO4 1 PA5 0,RxD(3) MISO 0-WO5 2 PA6 0,XCK(3) SCK 3 PA7 0,XDIR(3) SS 4 PB0 3,TxD 0-WO0(3) 5 PB1 3,RxD 0-WO1(3) 6 PB2 3,XCK 0-WO2(3) 7 PB3 3,XDIR 0-WO3(3) 8 PB4 3,TxD(3) 0-WO4(3) 2-WO(3) 9 PB5 3,RxD(3) 0-WO5(3) 3-WO 10 PC0 1,TxD MOSI(3) 0-WO0(3) 2-WO 1-IN0 11 PC1 1,RxD MISO(3) 0-WO1(3) 3-WO(3) 1-IN1 SDA(MS)(3) 0-WO2(3) SCL(MS)(3) 0-WO3(3) CLKOUT OUT 0-OUT(3) EVOUTA(3) 12 PC2 TWI 1,XCK SCK(3) 13 PC3 TWI 1,XDIR SS(3) 14 VDD 15 GND 16 PC4 1,TxD(3) 0-WO4(3) 17 PC5 1,RxD(3) 0-WO5(3) 18 PC6 1,XCK(3) 19 PC7 1,XDIR(3) 20 PD0 AIN0 21 PD1 AIN1 P3 0-WO1(3) 22 PD2 AIN2 P0 0-WO2(3) 23 PD3 AIN3 N0 0-WO3(3) 1-OUT 0-WO0(3) PD4 AIN4 P1 25 PD5 AIN5 N1 0-WO5(3) 26 PD6 AIN6 P2 27 PD7 AIN7 N2 28 AVDD 29 GND 30 PE0 AIN8 MOSI(3) 0-WO0(3) 31 PE1 AIN9 MISO(3) 0-WO1(3) AIN10 SCK(3) 0-WO2(3) AIN11 SS(3) 0-WO3(3) PE2 1-IN2 1-OUT(3) 24 32 EVOUTC EVOUTC(3) 0-WO4(3) VREFA EVOUTB 2-IN0 2-IN1 EVOUTD 2-IN2 2-OUT 2-OUT(3) EVOUTD(3) EVOUTE 33 PE3 34 PF0 TOSC1 2,TxD 0-WO0(3) 3-IN0 35 PF1 TOSC2 2,RxD 0-WO1(3) 3-IN1 36 PF2 TWI AIN12 2,XCK SDA(S)(3) 37 PF3 TWI AIN13 2,XDIR SCL(S)(3) © 2018 Microchip Technology Inc. 0-WO2(3) 0-WO3(3) Datasheet Preliminary EVOUTF 3-IN2 3-OUT DS40002016A-page 8 ATmega3209/4809 – 48-pin Data Sheet I/O Multiplexing and Considerations QFN48/ TQFP48 Pin name (1,2) 38 PF4 39 PF5 40 PF6 41 UPDI 42 VDD 43 GND Special ADC0 AC0 USARTn SPI0 TWI0 TCA0 TCBn AIN14 2,TxD(3) 0-WO4(3) 0-WO(3) AIN15 2,RxD(3) 0-WO5(3) 1-WO(3) RESET 2,XCK(3) Other CCL-LUTn 3-OUT(3) Note:  1. Pin names are of type Pxn, with x being the PORT instance (A,B,C, ...) and n the pin number. Notation for signals is PORTx_PINn. All pins can be used as event input. 2. All pins can be used for external interrupt, where pins Px2 and Px6 of each port have full asynchronous detection. 3. Alternate pin positions. For selecting the alternate positions, refer to the PORTMUX documentation. © 2018 Microchip Technology Inc. Datasheet Preliminary DS40002016A-page 9 ATmega3209/4809 – 48-pin Data Sheet Electrical Characteristics 5. Electrical Characteristics 5.1 Absolute Maximum Ratings Stresses beyond those listed in this section may cause permanent damage to the device. This is a stress rating only and functional operation of the device at these or other conditions beyond those indicated in the operational sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability. Table 5-1. Absolute Maximum Ratings Symbol Description Conditions VDD Power Supply Voltage IVDD Current into a VDD pin IGND Current out of a GND pin Min. Max. Unit -0.5 6 V TA=[-40, 85]°C - 200 mA TA=[85, 125]°C - 100 mA TA=[-40, 85]°C - 200 mA TA=[85, 125]°C - 100 mA VPIN Pin voltage with respect to GND -0.5 VDD+0.5 V IPIN I/O pin sink/source current -40 40 mA Ic1(1) I/O pin injection current except for the RESET pin -1 mA Ic2(1) I/O pin injection current except for the RESET pin Vpin