ATMEGA32A-PU 参数 Datasheet PDF下载

ATmega32A

2.2.10

AVCC

AVCC is the supply voltage pin for Port A and the A/D Converter. It should be externally con-

nected to V

CC

, even if the ADC is not used. If the ADC is used, it should be connected to V

CC

through a low-pass filter.

2.2.11

AREF

AREF is the analog reference pin for the A/D Converter.

3. Resources

A comprehensive set of development tools, application notes and datasheets are available for

download on http://www.atmel.com/avr.

Note:

1.

4. Data Retention

Reliability Qualification results show that the projected data retention failure rate is much less

than 1 PPM over 20 years at 85°C or 100 years at 25°C.

6

8155AS–AVR–06/08