描述
| Parameter | Value |
|---|---|
| Program Memory Size (KB) | 4 |
| RAM | 256 |
| Data EEPROM (bytes) | 128 |
| Pin Count | 8 |
| Operation Voltage Max.(V) | 5.5 |
| Operation Voltage Min.(V) | 1.8 |
| ADC Resolution Max | 10 |
| ADC Channels | 12 |
| Zero Cross Detect | False |
| Number of Comparators | 1 |
| SPI | 1 |
| I2C | 1 |
| Stand alone PWM | 6 |
| Low Power | No |
| Numerically Controlled Oscillator (NCO) | 0 |
| Data Signal Modulator (DSM) | 0 |
| Category | Details |
|---|---|
| CPU | AVR® CPU Running at up to 20 MHz Single-cycle I/O access Two-level interrupt controller Two-cycle hardware multiplier |
| Memories | 2/4 KB In-system self-programmable Flash memory 64/128 bytes EEPROM 128/256 bytes SRAM Write/erase endurance: • Flash 10,000 cycles • EEPROM 100,000 cycles Data retention: • 40 years at 55°C |
| System | Power-on Reset (POR) Brown-out Detector (BOD) Clock options: • 16/20 MHz low-power internal RC oscillator • 32.768 kHz Ultra Low-Power (ULP) internal RC oscillator • External clock input Single-Pin Unified Program and Debug Interface (UPDI) Three sleep modes: • Idle with all peripherals running for immediate wake-up • Standby – Configurable operation of selected peripherals • Power-Down with full data retention |
| Peripherals | One 16-bit Timer/Counter type A (TCA) with a dedicated period register and three compare channels One 16-bit Timer/Counter type B (TCB) with input capture One 16-bit Real-Time Counter (RTC) running from an external clock or internal RC oscillator Watchdog Timer (WDT) with Window mode, with a separate on-chip oscillator One USART with fractional baud rate generator, auto-baud, and start-of-frame detection One host/client Serial Peripheral Interface (SPI) One Two-Wire Interface (TWI) with dual address match • Philips I2C compatible • Standard mode (Sm, 100 kHz) • Fast mode (Fm, 400 kHz) • Fast mode plus (Fm+, 1 MHz) One Analog Comparator (AC) with a low propagation delay One 10-bit 115 ksps Analog-to-Digital Converter (ADC) Multiple voltage references (VREF): • 0.55V • 1.1V • 1.5V • 2.5V • 4.3V Event System (EVSYS) for CPU independent and predictable inter-peripheral signaling Configurable Custom Logic (CCL) with two programmable look-up tables Automated CRC memory scan External interrupt on all general purpose pins |
| I/O and Packages | Up to 18 programmable I/O lines 8-pin SOIC150 14-pin SOIC150 20-pin SOIC300 20-pin VQFN 3×3 mm |
| Temperature Ranges | -40°C to 105°C -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 |
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