mic863 Micrel Semiconductor, mic863 Datasheet - Page 7

• Manufacturer Part Number: mic863
• Description: Mic863 Dual Ultra Low Power Op Amp In Sot23-8
• Manufacturer: Micrel Semiconductor

AC Perfomance Characteristics
January 2005
MIC863
-10
-20
-30
-40
-50
-10
-15
-20
-25
-10
-15
-20
-25
-30
-12
50
40
30
20
10
25
20
15
10
20
15
10
18
15
12
-5
-5
-3
-6
-9
100
0
1k
1k
1k
5
0
5
0
9
6
3
0
Av = 11
V+ = +1.5V
V– = –0.5V
C
Av = 2
V± = ±1.35V
C
R
R
Av = 1
V± = ±1.35V
C
R
Av = 1
V± = ±1.35V
L
L
F
L
L
L
Close Loop Unity Gain
= 2.0pF
Frequency Response
Frequency Response
Frequency Response
= 2pF
= 20kΩ
= 1MΩ
= 2pF
= 1MΩ
and Phase Margin
Gain Bandwidth
1k
Gain Bandwidth
10k
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
10k
10k
FREQUENCY
Unity Gain
1µF
R
R
0.1µF
10k
F
L
= 1MΩ
= 200kΩ
100k
0.01µF
100k
100k
100k
1000pF
1M
100pF
1M
1M
1M
2pF
225
180
135
90
45
0
-45
-90
-135
-180
-225
225
180
135
90
45
0
-45
-90
-135
-180
-225
225
180
135
90
45
0
-45
-90
-135
-180
-225
-10
-20
-30
-40
-50
-10
-15
-20
-25
-10
-15
-20
-25
-30
-12
50
40
30
20
10
25
20
15
10
20
15
10
18
15
12
-5
-5
-3
-6
-9
100
1k
1k
1k
0
5
0
5
0
9
6
3
0
Av = 11
V± = ±1.35V
C
R
R
Av = 2
V± = ±2.5V
C
R
R
Av = 1
V± = ±2.5V
C
R
Av = 1
V± = ±2.5V
L
F
L
L
F
L
L
L
Close Loop Unity Gain
Frequency Response
Frequency Response
Frequency Response
= 2pF
= 200kΩ
= 1MΩ
= 2pF
= 20kΩ
= 1MΩ
= 2pF
= 1MΩ
and Phase Margin
1k
Gain Bandwidth
Gain Bandwidth
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
10k
10k
10k
Unity Gain
1µF
0.1µF
7
10k
0.01µF
100k
100k
100k
100k
1000pF
100pF
1M
1M
1M
1M
2pF
225
180
135
90
45
0
-45
-90
-135
-180
-225
225
180
135
90
45
0
-45
-90
-135
-180
-225
225
180
135
90
45
0
-45
-90
-135
-180
-225
RF
500
450
400
350
300
250
200
150
100
-10
-20
-30
-40
-50
-10
-15
-20
-25
-30
50
40
30
20
10
20
15
10
50
-5
1k
0
5
0
0
1k
1
Gain Bandwidth and Phase
Margin vs. Capacitive Load
Av = 11
V± = ±2.5V
C
R
R
Av = 1
V+ = +1.5V
V– = –0.5V
C
R
L
F
L
L
L
Phase Margin
Frequency Response
= 2pF
= 200kΩ
= 1MΩ
= 1.7pF
= 1MΩ
V+
V—
CAPACITIVE LOAD (pF)
and Phase Margin
Unity Bandwidth
Gain Bandwidth
FREQUENCY (Hz)
10k
10k
FREQUENCY
10
Gain Bandwidth
100k
100k
V± = ±2.5V
100
C
L
1M
1M
1000
FET Probe
MIC863
225
180
135
90
45
0
-45
-90
-135
-180
-225
80
70
60
50
40
30
20
10
0
180
135
90
45
0
-45
-90
-135
-180
-225
-270
Micrel