ATXMEGA16A4-CU 查看數據表（PDF） - Atmel Corporation

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ATXMEGA16A4-CU

8/16-bit AVR® XMEGA A4 Microcontroller

Atmel Corporation 

XMEGA A4

35.7 Pin Thresholds and Hysteresis

Figure 35-27. I/O Pin Input Threshold Voltage vs. VCC

VIH - I/O Pin Read as “1”.

2.5

2

-40 °C

25 °C

85 °C

1.5

1

0.5

0

1.6 1.8

2

2.2 2.4 2.6 2.8

3

3.2 3.4 3.6

VCC [V]

Figure 35-28. I/O Pin Input Threshold Voltage vs. VCC

VIL - I/O Pin Read as “0”.

1.8

1.6

1.4

85 °C

25 °C

-40 °C

1.2

1

0.8

0.6

0.4

0.2

0

1.6 1.8

2

2.2 2.4 2.6 2.8

3

3.2 3.4 3.6

VCC [V]

83

8069O–AVR–08/10

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