Материал: DOC1228
Typical
Characteristics
Analog Comparator offset voltage is measured as absolute offset.
Figure 88. Analog Comparator Offset Voltage vs. Common Mode Voltage
ANALOG COMPARATOR OFFSET VOLTAGE vs.
COMMON MODE VOLTAGE VCC = 5V
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18 |
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16 |
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TA = 25˚C |
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14 |
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(mV) |
12 |
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TA = 85˚C |
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VOLTAGE |
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10 |
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8 |
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OFFSET |
6 |
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4 |
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2 |
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0 |
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0 |
0.5 |
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1.5 |
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2.5 |
3 |
3.5 |
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4.5 |
5 |
COMMON MODE VOLTAGE (V)
Figure 89. Analog Comparator Offset Voltage vs. Common Mode Voltage
ANALOG COMPARATOR OFFSET VOLTAGE vs.
COMMON MODE VOLTAGE VCC = 2.7V
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10 |
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TA = 25˚C |
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8 |
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(mV) |
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VOLTAGE |
6 |
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TA = 85˚C |
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4 |
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OFFSET |
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2 |
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0 |
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0 |
0.5 |
1 |
1.5 |
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2.5 |
3 |
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COMMON MODE VOLTAGE (V) |
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136 ATmega161(L)
1228B–09/01
ATmega161(L)
Figure 90. Analog Comparator Input Leakage Current
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ANALOG COMPARATOR INPUT LEAKAGE CURRENT |
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VCC = 6V |
TA = 25˚C |
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60 |
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50 |
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40 |
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(nA) |
30 |
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ACLK |
20 |
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I |
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10 |
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0 |
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-10 |
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0 |
0.5 |
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1.5 |
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2.5 |
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3.5 |
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4.5 |
5 |
5.5 |
6 |
6.5 |
7 |
VIN (V)
Figure 91. Watchdog Oscillator Frequency vs. VCC
WATCHDOG OSCILLATOR FREQUENCY vs. VCC
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1600 |
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TA = 25˚C |
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1400 |
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1200 |
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TA = 85˚C |
(kHz) |
1000 |
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800 |
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RC |
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F |
600 |
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400 |
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200 |
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0 |
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2 |
2.5 |
3 |
3.5 |
4 |
4.5 |
5 |
5.5 |
6 |
VCC (V)
Sink and source capabilities of I/O ports are measured on one pin at a time.
137
1228B–09/01
Figure 92. Pull-up Resistor Current vs. Input Voltage
PULL-UP RESISTOR CURRENT vs. INPUT VOLTAGE
VCC = 5V
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120 |
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TA = 25˚C |
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100 |
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TA = 85˚C |
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80 |
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(µA) |
60 |
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OP |
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I |
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40 |
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20 |
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0 |
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0 |
0.5 |
1 |
1.5 |
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2.5 |
3 |
3.5 |
4 |
4.5 |
5 |
VOP (V)
Figure 93. Pull-up Resistor Current vs. Input Voltage
PULL-UP RESISTOR CURRENT vs. INPUT VOLTAGE
VCC = 2.7V
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30 |
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TA = 25˚C |
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25 |
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TA = 85˚C |
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20 |
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(µA) |
15 |
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OP |
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I |
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10 |
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5 |
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0 |
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0 |
0.5 |
1 |
1.5 |
2 |
2.5 |
3 |
VOP (V)
138 ATmega161(L)
1228B–09/01
ATmega161(L)
Figure 94. I/O Pin Sink Current vs. Output Voltage
I/O PIN SINK CURRENT vs. OUTPUT VOLTAGE
VCC = 5V
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70 |
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TA = 25˚C |
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60 |
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TA = 85˚C |
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50 |
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(mA) |
40 |
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OL |
30 |
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I |
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20 |
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10 |
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0 |
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0 |
0.5 |
1 |
1.5 |
2 |
2.5 |
3 |
VOL (V)
Figure 95. I/O Pin Source Current vs. Output Voltage
I/O PIN SOURCE CURRENT vs. OUTPUT VOLTAGE
VCC = 5V
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20 |
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TA = 25˚C |
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18 |
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16 |
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TA = 85˚C |
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14 |
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(mA) |
12 |
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10 |
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OH |
8 |
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I |
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6 |
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4 |
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2 |
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0 |
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0 |
0.5 |
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1.5 |
2 |
2.5 |
3 |
3.5 |
4 |
4.5 |
5 |
VOH (V)
139
1228B–09/01
Figure 96. I/O Pin Sink Current vs. Output Voltage
I/O PIN SINK CURRENT vs. OUTPUT VOLTAGE
VCC = 2.7V
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25 |
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TA = 25˚C |
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20 |
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TA = 85˚C |
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(mA) |
15 |
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OL |
10 |
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I |
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5 |
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0 |
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0 |
0.5 |
1 |
1.5 |
2 |
VOL (V)
Figure 97. I/O Pin Source Current vs. Output Voltage
I/O PIN SOURCE CURRENT vs. OUTPUT VOLTAGE
VCC = 2.7V
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6 |
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TA = 25˚C |
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5 |
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TA = 85˚C |
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4 |
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(mA) |
3 |
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OH |
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I |
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2 |
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1 |
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0 |
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0 |
0.5 |
1 |
1.5 |
2 |
2.5 |
3 |
VOH (V)
140 ATmega161(L)
1228B–09/01