AVR16EB32-I/PT

The AVR16EB14/20/28/32 microcontrollers in the AVR EB series feature an AVR CPU with hardware multiplier, operating at clock speeds up to 20 MHz, and are available in 14-pin, 20-pin, 28-pin, or 32-pin packages with 16 KB Flash, 2 KB SRAM, and 512 bytes EEPROM. The AVR EB series incorporates Microchip's latest technology with a flexible, low-power architecture, including an event system, precise analog subsystem, and advanced digital peripherals.

Key features

• AVR CPU up to 20 MHz
• Single-cycle I/O register access
• Two-level interrupt controller
• Two-cycle hardware multiplier
• Supply voltage range: 1.8 - 5.5V
• 16 KB in-system programmable Flash with true read-while-write operation
• 2 KB SRAM
• 512B EEPROM
• 64B user row non-volatile memory, retainable during chip erase and programmable when device is locked
• Write/erase endurance: Flash 1000 cycles, EEPROM 100000 cycles
• Data retention: 40 years at 55℃
• Power-on Reset (POR) circuit
• Brown-out Detector (BOD) with user-programmable levels
• Voltage Level Monitor (VLM) generating interrupt at programmable level above BOD level
• Clock options: high-accuracy internal oscillator with selectable frequency up to 20 MHz (OSCHF); auto-tuning for improved internal oscillator accuracy; internal PLL up to 80 MHz for high-frequency operation of Timer/Counter type E/F; internal ultra-low-power 32.768 kHz oscillator (OSC32K); external 32.768 kHz crystal oscillator (XOSC32K); external clock input
• Single-pin unified programming and debugging interface (UPDI)
• Three sleep modes: Idle mode with all peripherals running for immediate wake-up; Standby mode with configurable operation of selected peripherals; Power-Down mode with full data retention
• Two 16-bit Timer/Counter type B (TCB) with input capture for capture and signal measurement
• One 16-bit Timer/Counter type E (TCE) with four compare channels for PWM generation and Waveform Extension (WEX)
• One 24-bit Timer/Counter type F (TCF) for frequency generation
• One 16-bit Real-Time Counter (RTC) clocked by external crystal or internal oscillator
• One USART with fractional baud rate generator, auto-baud rate, and start-of-frame detection
• One host/client Serial Peripheral Interface (SPI)
• One Two-Wire Interface (TWI) with dual address match
• Independent host and client operation (dual mode), compatible with Phillips 120 Standard mode (Sm, 100 kHz), Fast mode (Fm, 400 kHz), Fast mode plus (Fm+, 1 MHz)
• Event System for CPU-independent and predictable inter-peripheral signaling
• Configurable Custom Logic (CCL) with up to four programmable Look-Up Tables (LUT)
• One 12-bit, 300 ksps differential ADC with Programmable Gain Amplifier (PGA)
• Two Analog Comparators (AC) with window compare function
• Multiple voltage references (VREF): 1.024V, 2.048V, 2.500V, 4.096V, VREFA, VDD
• Automatic Cyclic Redundancy Check (CRC) Flash program memory scan
• Watchdog Timer (WDT) with window mode and independent on-chip oscillator
• External interrupts on all general-purpose pins
• Up to 28/27 programmable I/O pins
• 14-pin SOIC and TSSOP packages
• 20-pin SSOP and VQFN packages
• 28-pin SPDIP, SSOP, and VQFN packages
• 32-pin VQFN and TQFP packages
• Industrial temperature range: -40℃ to 85℃ ambient temperature
• Extended temperature range: -40℃ to 125℃ ambient temperature