Part Number: ATmega32A, ATmega32A-AU, ATmega32A-PU

Function: 8-Bit AVR Microcontroller

Package: 44-lead TQFP, 40pin DIP, 44-pad QFN Type

Manufacturer: ATMEL, Microchip

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Description

The ATmega32A provides the following features: 32Kbytes of In-System Programmable Flash Program memory with Read-While-Write capabilities, 1024bytes EEPROM, 2048bytes SRAM, 32 general purpose I/O lines, 32 general purpose working registers, a JTAG interface for Boundary-scan, On-chip Debugging support and programming, three flexible Timer/Counters with compare modes, Internal and External Interrupts, a serial programmable USART, a byte oriented Two-wire Serial Interface, an 8-channel, 10-bit ADC with optional differential input stage with programmable gain (TQFP package only), a programmable Watchdog Timer with Internal Oscillator, an SPI serial port, and six software selectable power saving modes.

Configuration Summary

Pin : count 44
Flash (KB) : 32
SRAM (KB) : 2
EEPROM (KB) : 1
General Purpose I/O pins : 32
SPI : 1
TWI (I2C) : 1
USART : 1
ADC : 10-bit, up to 76.9ksps (15ksps at max resolution)
ADC channels : 8
AC propagation delay : Typ 400ns
8-bit Timer/Counters : 2
16-bit Timer/Counters : 1
PWM channels : 4
RC Oscillator : +/-3%
VREF Bandgap
Operating voltage : 2.7 – 5.5V
Max operating frequency : 16MHz
Temperature range: -55°C to +125°C
JTAG : Yes

 

Pinout

 

ATmega32A Datasheet Download

 

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Part Number: AT90USB162, 90USB162-16MU, 90USB162-16AU

Function : 8-bit AVR Microcontroller with 16K Bytes of ISP Flash and USB Controller

Package: QFN32, TQFP32

Manufacturer: ATmel -> Microchip

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Description

The AT90USB162 is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture. By executing powerful instructions in a single clock cycle, the AT90USB82/162 achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed.

The high-performance, low-power Microchip 8-bit AVR RISC-based microcontroller combines 16KB ISP flash memory with read-while-write capabilities, 512B EEPROM, 512 bytes SRAM, 22 general purpose I/O lines, 32 general purpose working registers, two flexible timer/counters with compare modes and PWM, USART, programmable watchdog timer with internal oscillator, SPI serial port, debugWIRE interface for on-chip debugging and programming, and five software selectable power saving modes. The device operates between 2.7-5.5 volts.

Pinout

Features

• High Performance, Low Power AVR® 8-Bit Microcontroller
• Advanced RISC Architecture
– 125 Powerful Instructions – Most Single Clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Fully Static Operation
– Up to 16 MIPS Throughput at 16 MHz
• Non-volatile Program and Data Memories
– 8K / 16K Bytes of In-System Self-Programmable Flash
• Endurance: 10,000 Write/Erase Cycles
– Optional Boot Code Section with Independent Lock Bits
• USB boot-loader programmed by default in the factory
• In-System Programming by on-chip Boot Program hardware-activated after reset
• True Read-While-Write Operation
– 512 Bytes EEPROM
• Endurance: 100,000 Write/Erase Cycles
– 512 Bytes Internal SRAM
– Programming Lock for Software Security

 

Official Homepage: http://www.microchip.com/wwwproducts/en/AT90USB162

AT90USB162 Datasheet

 

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