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ATMEGA48-20AU

Part # ATMEGA48-20AU
Description MCU 8BIT ATMEGA RISC 4KB FLASH 3.3V/5V 32TQFP - Trays
Category IC
Availability Out of Stock
Qty 0
Qty Price
1 + $1.49230

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Technical Document


DISCLAIMER: The information provided herein is solely for informational purposes. Customers must be aware of the suitability of this product for their application, and consider that variable factors such as Manufacturer, Product Category, Date Codes, Pictures and Descriptions may differ from available inventory.

331
2545M–AVR–09/07
ATmega48/88/168
Figure 29-27. I/O Pin Sink Current vs. Output Voltage (V
CC
= 1.8V)
29.9 Pin Thresholds and Hysteresis
Figure 29-28. I/O Pin Input Threshold Voltage vs. V
CC
(VIH, I/O Pin Read As '1')
I/O PIN SINK CURRENT vs. OUTPUT VOLTAGE
V
CC
= 1.8V
85 °C
25 °C
-40 °C
0
2
4
6
8
10
12
14
0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2
V
OL
(V)
I
OL
(mA)
I/O PIN INPUT THRESHOLD VOLTAGE vs. V
CC
VIH, IO PIN READ AS '1'
85 °C
25 °C
-40 °C
0
0.5
1
1.5
2
2.5
3
1.5 2 2.5 3 3.5 4 4.5 5 5.5
V
CC
(V)
Threshold (V)
332
2545M–AVR–09/07
ATmega48/88/168
Figure 29-29. I/O Pin Input Threshold Voltage vs. V
CC
(VIL, I/O Pin Read As '0')
Figure 29-30. Reset Input Threshold Voltage vs. V
CC
(VIH, Reset Pin Read As '1')
I/O PIN INPUT THRESHOLD VOLTAGE vs. V
CC
VIL, IO PIN READ AS '0'
85 °C
25 °C
-40 °C
0
0.5
1
1.5
2
2.5
3
1.5 2 2.5 3 3.5 4 4.5 5 5.5
V
CC
(V)
Threshold (V)
RESET INPUT THRESHOLD VOLTAGE vs. V
CC
VIH, IO PIN READ AS '1'
85 °C
25 °C
-40 °C
0
0.5
1
1.5
2
2.5
3
1.5 2 2.5 3 3.5 4 4.5 5 5.5
V
CC
(V)
Threshold (V)
333
2545M–AVR–09/07
ATmega48/88/168
Figure 29-31. Reset Input Threshold Voltage vs. V
CC
(VIL, Reset Pin Read As '0')
Figure 29-32. Reset Input Pin Hysteresis vs. V
CC
RESET INPUT THRESHOLD VOLTAGE vs. V
CC
VIL, IO PIN READ AS '0'
85 °C
25 °C
-40 °C
0
0.5
1
1.5
2
2.5
3
1.5 2 2.5 3 3.5 4 4.5 5 5.5
V
CC
(V)
Threshold (V)
RESET PIN INPUT HYSTERESIS vs. V
CC
VIL
0
100
200
300
400
500
600
2 2.5 3 3.5 4 4.5 5 5.5
V
CC
(V)
Input Hysteresis (mV)
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