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ATMEGA640 Datasheet(PDF) 387 Page - Microchip Technology

Part # ATMEGA640
Description  8-bit Microcontroller with 16/32/64KB In-System Programmable Flash
PDF  436 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

ATMEGA640 Datasheet(HTML) 387 Page - Microchip Technology

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ATmega640/V-1280/V-1281/V-2560/V-2561/V [DATASHEET]
DS40002211A
Figure 32-25. I/O Pin Output Voltage vs. Source Current (VCC = 5V)
32.8 Pin Threshold and Hysteresis
Figure 32-26. I/O Pin Input Threshold Voltage vs. VCC (VIH, IO Pin Read as “1“)
CC
85°C
25°C
-40°C
4.3
4.4
4.5
4.6
4.7
4.8
4.9
5
5.1
0
5
10
15
20
25
IOH (mA)
VIH, IO PIN READ AS'1'
85°C
25°C
-40°C
0
0.5
1
1.5
2
2.5
3
3.5
1.5
2
2.5
3
3.5
4
4.5
5
5.5
VCC (V)



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