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MCP9844 Datasheet(PDF) 6 Page - Microchip Technology

No. de pieza MCP9844
Descripción Electrónicos  짹1째C Accurate, 1.8V Digital Temperature Sensor
PDF  44 Pages
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Fabricante Electrónico  MICROCHIP [Microchip Technology]
Página de inicio  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MCP9844 Datasheet(HTML) 6 Page - Microchip Technology

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MCP9844
DS20005192A-page 6
 2013 Microchip Technology Inc.
Note:
Unless otherwise indicated, VDD = 1.7V to 3.6V, GND = Ground, SDA/SCL pulled-up to VDD, and
TA = -40°C to +125°C.
FIGURE 2-7:
Event Output and SDA VOL
Vs. Temperature.
FIGURE 2-8:
Temperature Conversion
Rate Vs. Temperature.
FIGURE 2-9:
Power Supply Noise
Rejection: Normalized Temperature Vs. Power
Supply Frequency.
FIGURE 2-10:
SDA IOL Vs. Temperature.
FIGURE 2-11:
Line Regulation: Change in
Temperature Accuracy Vs. Change in VDD.
FIGURE 2-12:
I2C™ Protocol Time-out Vs.
Temperature.
01
0.2
0.3
0.4
SDA, I
OL = 20 mA
V
DD = 2.2 V to 3.6 V
0
0.1
-40
-20
0
20
40
60
80
100
120
T
A (°C)
Event, I
OL = 3 mA
50
75
100
125
150
175
200
0.0625 °C/LSb
0.125 °C/LSb
0
25
50
-40
-20
0
20
40
60
80
100
120
T
A (°C)
0.25 °C/LSb
0.5 °C/LSb
-05
0.0
0.5
1.0
°C/V
DD, VDD = 2.5V + 100 mVPP (AC)
T
A = 25 °C, 0.0625 °C/LSb
-1.0
0.5
1,000
10,000
100,000
1,000,000
Frequency (Hz)
1M
1M
1M
1M
No decoupling capacitor
1k
10k
100k
1M
20
30
40
50
V
OL = 0.6V
10
20
-40
-20
0
20
40
60
80
100
120
T
A (°C)
-1.0
0.0
1.0
2.0
3.0
V
DD = 1.7 V
V
DD = 3.6 V
-3.0
-2.0
-40
-20
0
20
40
60
80
100
120
T
A (°C)
30
35
25
-40
-20
0
20
40
60
80
100
120
T
A (°C)



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