Amplifiers (Bandwidth < 50 MHz)
Single Supply Amplifiers
AD8613/AD8617/AD8619: Micropower Low Noise CMOS Rail-to-Rail Input/Output Operational Amplifier
The AD8613/AD8617/AD8619 are single/dual/quad micropower rail-to-rail input and output amplifier that features low offset voltage as well as low input
voltage and current noise.
Features
C2
1000pF
•ꢀOffset voltage: 2.2 mV maximum
R1
5M
•ꢀLow input bias current: 1 pA maximum
WORKING
BUTTERWORTH LOW-PASS
5
3
U24
R3
R4
22.6k
V+
V–
22.6k
1
•ꢀSingle-supply operation: 1.8 V to 5 V
•ꢀLow noise: 22 nV/√Hz
3
2
U25
CONTROL
R3B
R4B
V+
V–
1
22.6k 22.6k
4
C3
3
2
U26
0.047
F
AD8613
or AD8603/07
V+
V–
1
C3B
OUT_1
REFERENCE
2
0
½ of
AD8542
0.047 F
0
½ of
AD8542
0
•ꢀMicropower: 50 mA/amplifier maximum
over temperature
C1
0.1
I-TO-V CONVERTER
F
C1B
0.1
F
Applications
DUPLICATE CIRCUIT OF ABOVE
•ꢀBattery-powered instrumentation
•ꢀMultipole filters
Micropower, low noise CMOS RRIO amps in home glucose monitoring system.
•ꢀADC predrivers
•ꢀDAC drivers/level shifters low power
ASIC input or output amplifiers
Single Supply Amplifiers
Supply
Voltage
Rail- BW @ Slew
to- ACL Min Rate
TcVos CMRR PSRR AVO
(mv/°C Min Min Min (nV/
Typ)
Noise
z) (pA/
(dB) (dB) (dB) @ 1 kHz @ 1 kHz
Noise
Price
@ 1k
(OEM $US)
Part
No. of
VOS Max
(mV)
IS/Amp
(mA Max)
ISC
(mA)
Process
√H
√
H
z)
IB Max
Packaging
Number Amps
(Min/Max) Rail1 (MHz) (V/ms)
AD8565
AD8566
AD8567
1
2
4
SC70
MSOP
LFCSP/TSSOP
0.56
0.71
0.93
Bipolar
CMOS
CMOS
4.5/16
1.8/6
2.7/6
RRIO
5
6
10
0.3
0.5
5
54
85
74
70
69
26
25
33
0.82
0.05
0.05
0.850 600 nA 352
AD8603
AD8607
AD8609
1
2
4
SOT-23
MSOP/SOIC
SOIC/TSSOP
0.68
1.02
1.85
RRIO 0.4
RRIO 8.2
0.1
5.2
5
1
2
80 112
0.040
1.200
1 pA
80
AD8601A
AD8602A
AD8604A
1
2
4
SOT-23
MSOP/SOIC
SOIC/TSSOP
0.62
0.83
1.13
67
89
60 pA 30
AD8605
AD8606
AD8608
1
2
4
WLCSP/SOT-23
WLCSP/MSOP/SOIC
SOIC/TSSOP
0.68
1.19
1.58
CMOS
CMOS
CMOS
2.7/6
1.8/5.5
2.7/6
RRIO
10
0.3
1
1
3
85
75
80
80 109
90 98
8
0.01
0.1
1.200
0.001
1.300
1 pA
80
5
AD8500
1
RRIO 0.007 0.004
190
10
10 pA
SC70
0.71
AD8615
AD8616
AD8618
1
2
4
SOT-23
MSOP/SOIC
SOIC/TSSOP
0.76
1.29
2.29
RRIO
24
12
0.5
1.5
70 105
0.05
1 pA 150
10 pA 220
AD8655
AD8656
1
2
MSOP/SOIC
MSOP/SOIC
0.71
1.11
CMOS
CMOS
CMOS
Bipolar
Bipolar
2.7/5.5
2.7/5.5
RRIO
RRIO
28
50
11
41
0.25
0.35
0.3
0.4
4
85
80
88 100
76 100
105 110
108 116
98 116
2.72
4.52
50
4.500
AD8651
AD8652
1
2
MSOP/SOIC
MSOP/SOIC
1.13
1.99
0.025
14.000 10 pA 80
AD8657
AD8659*
2
3
MSOP/SOIC
SOIC/LFCSP
0.95
1.35
2.7/18
RRIO 0.175
RRIO 1.27
RRIO 1.4
0.3
0.46
0.4
4
95
0.022
0.250
0.250
5 pA
10
AD4091-2
AD4091-4
2
3
SOIC/LFCSP
LFCSP/TSSOP
2.22
3.50
0.25
1.5
2.5
2.5
104
90
25
55 nA 20
60 nA 20
61.35/618
61.35/618
ADA4092-2*
ADA4092-4
2
3
SOIC/LFCSP
TSSOP
1.35
2.50
30
ADA4505-12
CMOS ADA4505-2
ADA4505-4
1
2
4
WLCSP/SOT-23
WLCSP/MSOP
WLCSP/TSSOP
0.55
0.67
1.15
1.8/5.5
1.8/5.5
2.7/6
RRIO 0.050 0.006
RRIO 0.095 0.013
3
2
2
90
90
100 105
100 105
115 125
65
45
22
0.02
0.010
0.020
2 pA
40
AD85052
AD8506
AD8508
1
2
4
WLCSP/SOT-23
WLCSP/MSOP
WLCSP/TSSOP
0.59
0.71
1.20
CMOS
CMOS
2.5
0.015
10 pA 45
AD8628
AD8629
AD8630
1
2
4
SOT-23/SOIC
MSOP/SOIC
SOIC/TSSOP
0.96
1.47
2.73
RRIO 2.5
1
0.005
0.002 120
0.015 115
0.850 100 pA 50
1.500 100 pA 25
ADA4528-1
ADA4528-2*
1
2
1.15
1.90
CMOS
CMOS
2.2/5.5
1.8/5.5
RRIO
4
0.4
0.0025
0.015
120 130
110 115
5.3
95
0.1
0.1
MSOP/LFCSP
ADA4051-1
ADA4051-2
1
2
SC70/SOT-23
MSOP/LFCSP
0.93
1.47
RRIO 0.125 0.06
0.02
110
0.017
70 pA 15
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