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ATMEGA103-6AC - ATMega103 64-Pin 6MHz 128kb 8-bit Microcontroller - Buy ATMEGA103-6AC
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Features
Utilizes the AVR RISC Architecture
High-performance and Low-power 8-bit RISC Architecture
- - 121 Instructions - Most Single Clock Cycle Execution
- - 32 x 8 General Purpose Working Registers
- - Up to 6 MIPS Throughput at 6MHz
- - Fully Static Operation
Data and Nonvolatile Program Memory
- - 128k Bytes of In-System Self-Programmable Flash
- - Programmable Lock for Flash Program and EEPROM Data Security
- - 4K Bytes EEPROM
- - 4K Bytes Internal SRAM
- - SPI Interface for In-System Programming
Peripheral Features
- - On-chip Analog Comparator
- - Programmable Watchdog Timer with Separate On-chip Oscillator
- - Real Time Counter with Separate Oscillator
- - Master/Slave SPI Serial Interface
- - Two 8-bit Timer/Counters with Separate Prescalar, Compare
- - Expanded 16-bit Timer/Counter with Separate Prescaler, Compare and Capture mode
- - 8-channel, 10-bit ADC
Special Microcontroller Features
- - Low-power Idle, Power-save and Power-down Modes
- - Software Selectable Clock Frequency
- - External and Internal Interrupt Sources
I/O and Packages
- - 32 Programmable I/O Lines
- - 64-lead TQFP
Pin Layout
Pin Description
Pin Number | Description |
---|---|
1 | PEN - Programming Enable |
2 - 9 | PE0 - PE7 - Port E |
10 - 17 | PB0 - PB7 - Port B |
18 | TOSC2 - Oscillator Output |
19 | TOSC1 - Oscillator Input |
20 | RESET - Reset |
21 | Vcc - Positive Power Supply |
22 | GND - Ground |
23 | XTAL2 - Crystal |
24 | XTAL1 - Crystal |
25 - 32 | PD0 - PD7 - Port D |
33 | WR - External SRAM Write Strobe |
34 | RD - External SRAM Read Strobe |
35 - 42 | PC0 - PC7 - Port C |
43 | ALE - Address Latch Enable |
44 - 51 | PA7 - PA0 - Port A |
52 | Vcc - Positive Power Supply |
53 | GND - Ground |
54 - 61 | PF7 - PF0 - Port F |
62 | AREF - Analog Reference |
63 | GND - Ground |
64 | AVCC - Analog Power Supply |
Dimensional Drawing
Technical Data