Datasheet

MCP6N11
DS25073A-page 20 © 2011 Microchip Technology Inc.
Note: Unless otherwise indicated, T
A
= +25°C, V
DD
= 1.8V to 5.5V, V
SS
= GND, EN/CAL =V
DD
, V
CM
= V
DD
/2, V
DM
=0V,
V
REF
=V
DD
/2, V
L
=V
DD
/2, R
L
= 10 kΩ to V
L
, C
L
= 60 pF and G
DM
= G
MIN
; see Figure 1-6 and Figure 1-7.
2.3 Noise
FIGURE 2-38: Normalized Input Noise
Voltage Density vs. Frequency.
FIGURE 2-39: Normalized Input Noise
Voltage Density vs. Input Common Mode
Voltage, with f = 100 Hz.
FIGURE 2-40: Normalized Input Noise
Voltage Density vs. Input Common Mode
Voltage, with f = 10 kHz.
FIGURE 2-41: Normalized Input Noise
Voltage vs. Time, with G
MIN
= 1 to 10.
FIGURE 2-42: Normalized Input Noise
Voltage vs. Time, with G
MIN
= 100.
1000
a
ge
1m
RTO
100
e
Volt
a
/
Hz)
100μ
10
u
t Nois
e
N
e
ni
(V
/
10
G
MIN
= 100
10
e
d Inp
u
t
y; G
MI
10
μ
1
r
maliz
e
Densi
t
1μ
G
MIN
= 10
G
MIN
= 5
G
MIN
=
2
0.1
No
r
100n
G
MIN
2
G
MIN
= 1
1.E-1 1.E+0 1.E+1 1.E+2 1.E+3 1.E+4 1.E+5 1.E+6
Frequency (Hz)
0.1 100 1k1 10 100k 1M10k
12
14
e
10
12
Voltag

Hz)
G
= 100
8
Noise
e
ni
(μV/

V
DD
= 1.8V
V
DD
= 5.5V
G
MIN
=
100
G
MIN
= 10
G
MIN
= 5
G
MIN
=2
6
Input
;
G
MIN
e
G
MIN
=
2
G
MIN
= 1
2
4
m
alized
e
nsity
;
0
2
Nor
m
D
e
f = 100 Hz
RTO
-0.5
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Common Mode Input Voltage (V)
35
4.0
e
3.0
3
.
5
Voltag

Hz)
20
2.5
Noise
e
ni
(μV/

V
DD
= 1.8V
V
DD
= 5.5V
G
MIN
= 100
G
MIN
= 10
G
MIN
= 5
1.5
2
.
0
Input
;
G
MIN
e
MIN
G
MIN
= 2
G
MIN
= 1
05
1.0
m
alized
e
nsity
;
0.0
0
.
5
Nor
m
D
e
f = 10 kHz
RTO
-0.5
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Common Mode Input Voltage (V)
0.4
0.5
Representative Part
G
MIN
= 1 to 10
Analog NPBW = 0.1 Hz
Sam
p
le Rate = 4 SPS
02
0.3
N
oise;
)
MIN
RTO
p
00
0.1
0
.
2
nput
N
t
) (mV
)
-0.1
0
.
0
a
lized I
G
MIN
e
ni
(
t
-0.3
-0.2
Norm
a
G
-0.5
-0.4
0 5 10 15 20 25 30 35
Time (min)
15
2.0
Representative Part
G
MIN
= 100
Analog NPBW = 0.1 Hz
Sam
p
le Rate = 4 SPS
1.0
1
.
5
N
oise;
)
MIN
RTO
p
00
0.5
nput
N
t
) (mV
)
-0.5
0
.
0
a
lized I
G
MIN
e
ni
(
t
-1.0
Norm
a
G
-2.0
-1.5
0 5 10 15 20 25 30 35
Time (min)