MCP622 Ver la hoja de datos (PDF) - Microchip Technology
Número de pieza
componentes Descripción
Fabricante
MCP622 Datasheet PDF : 44 Pages
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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 = 2 kΩ to VL, CL = 50 pF, and CAL/CS = VSS.
1.4
1 Lot
High (VDD – VCMR_H)
1.3
VDD = 2.5V
1.2
1.1
VDD = 5.5V
1.0
-50 -25 0 25 50 75 100 125
Ambient Temperature (°C)
FIGURE 2-7:
High Input Common Mode
Voltage Headroom vs. Ambient Temperature.
110
105
100
95
90
85
80
75
70
65
60
-50
PSRR
CMRR, VDD = 5.5V
CMRR, VDD = 2.5V
-25 0 25 50 75 100 125
Ambient Temperature (°C)
FIGURE 2-10:
CMRR and PSRR vs.
Ambient Temperature.
1000
800
600
400
200
0
-200
-400
-600
-800
-1000
+125°C
+85°C
+25°C
-40°C
VDD = 2.5V
Representative Part
Input Common Mode Voltage (V)
FIGURE 2-8:
Input Offset Voltage vs.
Common Mode Voltage with VDD = 2.5V.
1000
800
600
400
200
0
-200
-400
-600
-800
-1000
+125°C
+85°C
+25°C
-40°C
VDD = 5.5V
Representative Part
Input Common Mode Voltage (V)
FIGURE 2-9:
Input Offset Voltage vs.
Common Mode Voltage with VDD = 5.5V.
130
125
VDD = 5.5V
120
115
VDD = 2.5V
110
105
100
-50
-25 0 25 50 75 100 125
Ambient Temperature (°C)
FIGURE 2-11:
DC Open-Loop Gain vs.
Ambient Temperature.
10,000
VDD = 5.5V
VCM = VCMR_H
1,000
IB
100
10
1
25
| IOS |
45
65
85
105
125
Ambient Temperature (°C)
FIGURE 2-12:
Input Bias and Offset
Currents vs. Ambient Temperature with
VDD = +5.5V.
DS22188A-page 8
© 2009 Microchip Technology Inc.
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