Datasheet ATmega64A - Summary (Microchip) - 5

2. Configuration Summary Features ATmega64A
Pin count 64 Flash (KB) 64 SRAM (KB) 4 EEPROM (KB) 2 General Purpose I/O pins 53 SPI 1 TWI (I2C) 1 USART 2 ADC 10-bit, up to 76.9ksps (15ksps at max resolution) ADC channels 6 (8 in TQFP and QFN/MLF packages) AC propagation delay Typ 400ns 8-bit Timer/Counters 2 16-bit Timer/Counters 1 PWM channels 8 RC Oscillator +/-3% VREF Bandgap Operating voltage 2.7 - 5.5V Max operating frequency 16MHz Temperature range -55°C to +125°C JTAG Yes Atmel ATmega64A [DATASHEET] 5 Atmel-8160ES-8-bit AVR Micrcontroller_Datasheet_Summary-09/2015 Document Outline Introduction Features Table of Contents 1. Description 2. Configuration Summary 3. Ordering Information 4. Block Diagram 5. ATmega103 and ATmega64A Compatibility 5.1. ATmega103 Compatibility Mode 6. Pin Configurations 6.1. Pin Descriptions 6.1.1. VCC 6.1.2. GND 6.1.3. Port A (PA7:PA0) 6.1.4. Port B (PB7:PB0) 6.1.5. Port C (PC7:PC0) 6.1.6. Port D (PD7:PD0) 6.1.7. Port E (PE7:PE0) 6.1.8. Port F (PF7:PF0) 6.1.9. Port G (PG4:PG0) 6.1.10. RESET 6.1.11. XTAL1 6.1.12. XTAL2 6.1.13. AVCC 6.1.14. AREF 6.1.15. PEN 7. Resources 8. Data Retention 9. About Code Examples 10. Capacitive Touch Sensing 11. Packaging Information 11.1. 64A 11.2. 64M1 12. Errata 12.1. ATmega64A Rev. D