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MCP621 Fiches technique(PDF) 17 Page - Microchip Technology

No de pièce MCP621
Description  20 MHz, 2.5 mA Op Amps with mCal
PDF  44 Pages
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Fabricant  MICROCHIP [Microchip Technology]
Site Internet  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MCP621 Fiches technique(HTML) 17 Page - Microchip Technology

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© 2009 Microchip Technology Inc.
DS22188A-page 17
MCP621/2/5
Note: Unless otherwise indicated, TA = +25°C, VDD = +2.5V to 5.5V, VSS = GND, VCM =VDD/3, VOUT =VDD/2,
VL =VDD/2, RL =2kΩ to VL, CL = 50 pF, and CAL/CS =VSS.
2.6
Calibration and Chip Select Response
FIGURE 2-44:
CAL/CS Current vs. Power
Supply Voltage.
FIGURE 2-45:
CAL/CS Voltage, Output
Voltage and Supply Current (for Side A) vs. Time
with VDD =2.5V.
FIGURE 2-46:
CAL/CS Voltage, Output
Voltage and Supply Current (for Side A) vs. Time
with VDD =5.5V.
FIGURE 2-47:
CAL/CS Hysteresis vs.
Ambient Temperature.
FIGURE 2-48:
CAL/CS Turn On Time vs.
Ambient Temperature.
FIGURE 2-49:
CAL/CS’s Pull-down
Resistor (RPD) vs. Ambient Temperature.
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
Power Supply Voltage (V)
CAL/CS = VDD
-1
0
1
2
3
4
5
6
7
8
0
2
4
6
8
10
12
14
16
Time (ms)
-12
-10
-8
-6
-4
-2
0
2
4
6
VDD = 2.5V
G = 1
VL = 0V
Op Amp
turns on
CAL/CS
Op Amp
turns off
Calibration
starts
IDD
VOUT
-2
0
2
4
6
8
10
12
14
16
02
46
8
10
12
14
16
Time (ms)
-12
-10
-8
-6
-4
-2
0
2
4
6
VDD = 5.5V
G = 1
VL = 0V
Op Amp
turns on
CAL/CS
Op Amp
turns off
Calibration
starts
IDD
VOUT
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
-50
-25
0
255075
100
125
Ambient Temperature (°C)
VDD = 2.5V
VDD = 5.5V
0
1
2
3
4
5
6
7
8
-50
-25
0
25
50
75
100
125
Ambient Temperature (°C)
0
1
2
3
4
5
6
7
8
-50
-25
0
255075
100
125
Ambient Temperature (°C)
Representative Part



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