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Preliminary Data Sheet

AVR16EA28 AVR16EA32 AVR16EA48

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2 Pinout
2.1 28-pin SPDIP and SSOP

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Introduction
Family Overview
Features
1 Block Diagram
2 Pinout
3 I/O Multiplexing and Considerations
4 Hardware Guidelines
5 Power Domains
6 Conventions
7 AVR® CPU
8 Memories
9 GPR - General Purpose Registers
10 Peripherals and Architecture
11 NVMCTRL - Nonvolatile Memory Controller
12 CLKCTRL - Clock Controller
13 SLPCTRL - Sleep Controller
14 RSTCTRL - Reset Controller
15 CPUINT - CPU Interrupt Controller
16 EVSYS - Event System
17 PORTMUX - Port Multiplexer
18 PORT - I/O Pin Configuration
19 BOD - Brown-out Detector
20 VREF - Voltage Reference
21 WDT - Watchdog Timer
22 TCA - 16-bit Timer/Counter Type A
23 TCB - 16-Bit Timer/Counter Type B
24 RTC - Real-Time Counter
25 USART - Universal Synchronous and Asynchronous Receiver and Transmitter
26 SPI - Serial Peripheral Interface
27 TWI - Two-Wire Interface
28 CRCSCAN - Cyclic Redundancy Check Memory Scan
29 CCL - Configurable Custom Logic
30 AC - Analog Comparator
31 ADC - Analog-to-Digital Converter
32 DAC - Digital-to-Analog Converter
33 UPDI - Unified Program and Debug Interface
34 Instruction Set Summary
35 Electrical Characteristics
36 Characteristics Graphs
37 Ordering Information
38 Package Drawings
39 Data Sheet Revision History
Microchip Information

2.1 28-pin SPDIP and SSOP

The online versions of the documents are provided as a courtesy. Verify all content and data in the device’s PDF documentation found on the device product page.

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