MCP6141/2/3/4
Note: Unless otherwise indicated, TA = 25°C, VDD = +1.4V to +5.5V, VSS = GND, VCM = VDD/2, RL = 1 MΩ to VDD/2,
VOUT ≈ VDD/2, and CL = 60 pF.
140
130
120
110
100
90
120
110
100
90
80
70
60
50
40
30
20
10
0
120
110
100
90
80
70
60
50
40
30
20
10
0
GBWP
PM
(G = +10)
VDD = 5.0V
Input Referred
80
1k
10k
1.E+03
1.E+04
Common Mode Input Voltage
Frequency (Hz)
FIGURE 2-19:
Channel-to-Channel
FIGURE 2-22:
Gain Bandwidth Product,
Separation vs. Frequency (MCP6142 and
MCP6144 only).
Phase Margin vs. Common Mode Input Voltage.
90
80
70
60
50
40
30
20
10
0
90
80
70
60
50
40
30
20
10
0
90
90
80
70
60
50
40
30
20
10
0
PM
(G = +10)
GBWP
80
70
60
50
PM
(G = +10)
GBWP
40
30
20
10
0
VDD = 5.5V
VDD = 1.4V
-50 -25
-50 -25
0
25
50
75 100 125
0
25
50
75 100 125
Ambient Temperature (°C)
Ambient Temperature (°C)
FIGURE 2-23:
Gain Bandwidth Product,
FIGURE 2-20:
Gain Bandwidth Product,
Phase Margin vs. Ambient Temperature at
VDD = 5.5V.
Phase Margin vs. Ambient Temperature at
VDD = 1.4V.
35
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
TA = -40°C
TA = +25°C
30
25
20
15
10
5
TA = +85°C
A = +125°C
0
-5
T
TA = +125°C
TA = +85°C
TA = +25°C
TA = -40°C
-10
-15
-20
-25
-30
-35
TA = +25°C
TA = -40°C
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)
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
Ambient Temperature (°C)
FIGURE 2-24:
Output Short Circuit Current
FIGURE 2-21:
Quiescent Current vs.
vs. Power Supply Voltage.
Power Supply Voltage.
DS21668B-page 8
© 2005 Microchip Technology Inc.
MICROCHIP [ MICROCHIP ]
