8-bit AVR Microcontrollers Peripheral Integration

1 8-bit AVR Microcontrollers Peripheral IntegrationQuick Reference FamilyPin CountProgram Flash Memory (KB)SRAM (KB) Peripheral Function FocusIntelligent AnalogWaveform ControlTiming and MeasurementsLogic, Crypto and MathSafety and MonitoringCommunicationsUser InterfaceSystem FlexibilityADC (# of bits)ADC (# of channels)ComparatorsADC Gain StageDAC (# of bits)Temperature SensorInternal Voltage Reference8-bit PWM16-bit PWMQ uadrature DecoderWaveform ExtensionReal-Time Counter8-bit Timer/Counters12-bit Timer Counter16-bit Timer/CounterCCLMULTC rypto (AES/DES)CRCPORBODWDTUARTUSARTUSBI2 CSPIIRCOMQT ouch TechnologyQTouch Technology with PTC(2) LCDE xternal Bus InterfaceDMA ChannelsEvent SystemSleepWalkingSleep ModespicoPower TechnologyATtiny4/5/9 4(3) 21 4 ATtiny102/1048 22 14 ATtiny13A8 2 3 ATtiny20/4012 202 2211 11 4 ATtiny24A/44A/84A14 202 8Up to 2211 11 4 ATtiny25(V)/45(V)/85(V)8 202 8Up to 42 11 3 ATtiny48/8828 324/8Up to 1111 113 ATtiny87/16720 328 1211 1(1)124 ATtiny261A/461A/861A20 322 8Up to 11 11 4 ATtiny20x/40x/80x/160x8 242 16Up to 11012 2 1 1(1)11 3 ATtiny21x/41x/81x/161x/321x8 242 32Up to 21012 8 2 11 1(1)11 (4)

2 3 ATtiny441/84114 204/8Up to 1212 2114 ATtiny1634201611012 2211 21 4 2211 1123 ATmega8A/16A/32A28 448 321 2108 21 21 111 5 ATmega8U2/16U2/32U2328 1 46 23 2 22 6 ATmega16U4/32U43216/321/21012 511 1 16 ATmega48PB/88PB/168PB/328PB324 2108 42/6(6) 21/3(6) 1/2(6)1/2(6)1/2(6) 1(6)6 ATmega320x/480x28 4832 48Up to 61016 4315 411 3 ATmega64A/128A6464 1284108 2622 211 6 ATmega164PA/324PA/644PA/1284P4416 1281 16108 42/2/4 21/1/2 211 6 ATmega165PA/325PA/645P4416 641 4108 46 23 322 6 ATmega169PA/329PA/649P6416 641 4108 22 21 111 5 ATmega324PB44322108 22 21 111 5 ATmega640/1280/2560/1281/256164 10064 2568108/16 46/12 24 2/411 (5)6 ATmega3290PA/6490P10032 642 4108 22 21 111 5 ATmega3250PA/6450P10032 642 4108 22 21 111 5 ATxmega A1U Family10064 1284 81216 12 8 8 8 44 4 5 ATxmega A3U Family6464 2564 161216 12 7 7 7 23 4 5 ATxmega A4U Family44 4916 1282 81212 12 5 5 5 22 4 5 ATxmega B1/B3 Family64 10064 1284 8128 2/3 2/3 1/2 11 2 5 ATxmega C3/D3 Family6432 3844 321216 5 5 3 (7)22 5 ATxmega C4/D4 Family44 4916 1282 81212 4 4 2 (7)22 5 ATxmega E5 Family328 321 41216 12 3 3 211 4 5 1: LIN port also 2: Peripheral Touch Controller 3: Only on the ATtiny5/10 4: Not on the ATtiny212/214/412/414/416 5: Only on the ATmega1281/2561 6.

3 Only on the ATmega328PB 7: Only on the C3 and C4 The Microchip name and logo, the Microchip logo, AVR, picoPower and QTouch are registered trademarks of Microchip Technology Incorporated in the and other countries. 2018, Microchip Technology Inc. All Rights Reserved. 1/18. ANALOG: Sensor Interfacing and Signal ConditioningADC: Analog-to-Digital ConverterGeneral purpose 10-/12-bit ADCADC Gain Stage: Analog-to-Digital Converter Gain StageProgrammable gain stage, providing amplification steps on the differential input voltageComp: ComparatorGeneral purpose rail-to-rail comparatorDAC: Digital-to-Analog ConverterProgrammable voltage reference with multiple internal and external connectionsVREF: Voltage ReferenceStable fixed voltage reference for use with integrated analog peripheralsWAVEFORM CONTROL: PWM Drive and Waveform GenerationPWM: Pulse Width ModulationGeneral purpose 10-bit PWM control16-bit PWM: Standalone 16-bit PWM and 16-bit Timer/Counter1.

4 High-resolution 16-bit PWM with edge- and center-aligned modes 2. General purpose 16-bit timer/counterTIMING AND MEASUREMENTS: Signal Measurement with Timing and Counter Control8-/12-/16-bit TimerGeneral purpose 8-/12-/16-bit timer/counterLOGIC, CRYPTO AND MATH: Customizable Logic and Math FunctionsCCL: Configurable Custom Logic1. Integrated combinational and sequential logic 2. Customer interconnection and re-routing of digital peripheralsMULT: Hardware MultiplierMULTIPLY function of two 8-bit values with 16-bit resultCrypto (AES/DES)Data encryption and decryption can be easily performed for both internally stored data or for small external data packetsSAFETY AND MONITORING: Hardware Monitoring and Fault DetectionCRC/SCAN: Cyclical Redundancy Check with Memory ScanAutomatically calculates CRC checksum of Program/DataEE memory for NVM integrityCOMMUNICATIONS: General, Industrial, Lighting and AutomotiveUSART: Universal Asynchronous Receiver Transceiver1.

5 General purpose serial communications 2. Support for LIN/IrDA I2C: Inter-Integrated CircuitGeneral purpose 2-wire serial communicationsSPI: Serial Peripheral InterfaceGeneral purpose 4-wire serial communicationsIRCOM: Infrared Communication ModuleEncodes and decodes data according to the IrDA communication protocolUSER INTERFACE: Capacitive Touch Sensing and LCD ControlLCD: Liquid Crystal DisplayHighly integrated segmented LCD controllerQTouch : Microchip Proprietary Touch TechnologyProvides a simple-to-use solution to realize touch-sensitive interfacesQTouch with PTC: QTouch with Peripheral Touch ControllerProvides a simple-to-use solution to realize touch-sensitive interfaces with a Peripheral Touch ControllerLOW POWER AND SYSTEM FLEXIBILITY.

6 Low-Power Technology, Peripheral and InterconnectsDMA: Direct Memory AccessMoves data between memories and peripherals without CPU overhead, improving overall system performance and efficiencyEvent SystemFlexible routing of Peripheral events, ability to control Peripheral independent from the CPUE xternal Bus InterfaceHighly flexible module for interfacing external memories and memory-addressable peripheralspicoPower TechnologyLow-power technologySleep ModesLow-power saving modes, IDLE, power-down, power-save, standby and extended standbySleepWalkingAbility to put the CPU core to sleep until a relevant event occurs