Atmel ATA6616/ATA6617
4. Atmel ATtiny87/ATtiny167 Microcontroller Block for Atmel ATA6616/ATA6617
4.1 Features
• High Performance, Low Power AVR 8-bit Microcontroller
• Advanced RISC Architecture
– 123 Powerful Instructions – Most Single Clock Cycle Execution
– 32 × 8 General Purpose Working Registers
– Fully Static Operation
• Non-volatile Program and Data Memories
– 8 Kbytes/16 Kbytes of In-System Programmable (ISP) Program Memory Flash
• Endurance: 10,000 Write/Erase Cycles
– 512 Bytes In-System Programmable EEPROM
• Endurance: 100,000 Write/Erase Cycles
– 512 Bytes Internal SRAM
– Programming Lock for Self-Programming Flash Program and EEPROM Data Security
– Low Size LIN/UART Software In-System Programmable
• Peripheral Features
– LIN 2.1 and 1.3 Controller or 8-Bit UART
– 8-bit Asynchronous Timer/Counter0:
• 10-bit Clock Prescaler
• 1 Output Compare or 8-bit PWM Channel
– 16-bit Synchronous Timer/Counter1:
• 10-bit Clock Prescaler
• External Event Counter
• 2 Output Compares Units or 16-bit PWM Channels each Driving up to 4 Ouput Pins
– Master/Slave SPI Serial Interface,
– Universal Serial Interface (USI) with Start Condition Detector (Master/Slave SPI, TWI, ...)
– 10-bit ADC:
• 11 Single Ended Channels
• 8 Differential ADC Channel Pairs with Programmable Gain (8x or 20x)
– On-chip Analog Comparator with Selectable Voltage Reference
– 100µA ±10% Current Source (LIN Node Identification)
– On-chip Temperature Sensor
– Programmable Watchdog Timer with Separate On-chip Oscillator
• Special Microcontroller Features
– Dynamic Clock Switching (External/Internal RC/Watchdog Clock) for Power Control, EMC
Reduction
– DebugWIRE On-chip Debug (OCD) System
– Hardware In-System Programmable (ISP) via SPI Port
– External and Internal Interrupt Sources
– Interrupt and Wake-up on Pin Change
– Low Power Idle, ADC Noise Reduction, and Power-down Modes
– Enhanced Power-on Reset Circuit
– Programmable Brown-out Detection Circuit
– Internal Calibrated RC Oscillator 8MHz
– 4MHz to 16MHz and 32KHz Crystal/Ceramic Resonator Oscillators
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