MAX6666 查看數據表（PDF） - Maxim Integrated
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MAX6666 Datasheet PDF : 7 Pages
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High-Accuracy PWM Output Temperature
Sensors
(VCC = +3.3V, TA = +25°C, unless otherwise noted.)
Typical Operating Characteristics
OUTPUT FREQUENCY vs. TEMPERATURE
50
40
OUTPUT FREQUENCY vs. SUPPLY VOLTAGE
45
TEMP = +125°C
40
T1 AND T2 TIMES
vs. TEMPERATURE
39
TWO TYPICAL PARTS
34
30
35
TEMP = +25°C
29
T2
24
20
30
19
10
25 TEMP = -40°C
T1
14
0
-40 -15 10 35 60 85 110
TEMPERATURE (°C)
20
3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
9
-40 -10 20 50 80 110 140
TEMPERATURE (°C)
OUTPUT ACCURACY
vs. TEMPERATURE
3
2
1
0
-1
-2
-3
-40 -10 20 50 80 110
TEMPERATURE (°C)
SUPPLY CURRENT
vs. TEMPERATURE
210
200
190
180
170
VCC = +5.5V
160
150
VCC = +3.3V
140
130
120
110
100
-55 -25
5 35 65 95 125 155
TEMPERATURE (°C)
SUPPLY CURRENT vs. SUPPLY VOLTAGE
158
156
154
152
150
148
146
144
142
140
3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
POWER-SUPPLY REJECTION RATIO
vs. TEMPERATURE
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
-40 -15 10 35 60 85 110
TEMPERATURE (°C)
POWER-SUPPLY REJECTION
vs. FREQUENCY
1.0
0.5
0
-0.5
VAC = 100mVp-p
-1.0
0.01 0.1 1 10 100 1k 10k
FREQUENCY (Hz)
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