ISL28113 Datasheet, PDF (11/21 Pages) Intersil Corporation – Single, Dual, Quad General Purpose Micropower, RRIO Operational Amplifier

ISL28113, ISL28213, ISL28413
Vin+
En
R22
5E11
R23
5E11
Vin-
V--
En
R21
800E3 ₂₈
Voltage Noise Stage
V9 _{29 DN}
D13
0.00035V
+ V1
1E-6V
2-
I2
5E-3
CinDiff
1.02pF
Cin1
1.26pF
R1 R2
Vc
+⁺
- _- Vmid
1.0004 1.0004
3
1
EOS
R3
R4
10
10
In+ _M14 5
7
9
M16
8 10
M17
R5 R6
4
10
10
6
11
12
M15
R7
R8
1
1
13
Cin2
I1
IOS
+_1E-6V
1.26pF
5E-3
25E-12
- ^V2
Input Stage
G1A
+
-
G2A
V++
RA1
1
DX
14
R9
D1
100 _DX
D2
RA2
1
R10
1E9
4
15
5
Vc
Vmid
V--
VCM
1^ST Gain Stage
V++
4
5
Vc
G1
+
-
D3
17 ^DX
+
V3
R11
- ^{0.61V 1}
16
Vmid
V--
VCM
V++
V+
Vg
Vmid
V-
R12
G2
1
+ _V4
18 ^{- 0.61V}
D4
DX
1^ST Gain Stage (Cont)
G7
V+
+₊
-^-
E2
+
-
ISY
90uA
- ^- E3
-
+₊
+
V-
V--
G8
G3
+
-
D5
318.329E3
19 ^DX
+
V5
R13
C2
- _0.604V 5.0nF
Vg
Vmid
G5
+
-
L1
21
Vc
4.5474
R15
1E6
V++
Vg
G4
0.604V
+ _V6
20 ^-
D6
DX
2^nd Gain Stage
C3
5.0nF
R14
318.329E3
E4
+₊
-^-
R16 Vmid
G6
1E6
22
L2
4.5474
V--
VCM
Mid Supply Ref Common Mode Gain Stage
C4
10pF
R17
5305.32
23
R18
5305.32
C3
10pF
D9
DX
26
D7 DX ₂₄
D8
DX
25
D10
G11
DX
-
R19
27 _V7
+
50
0.08V
V8
0.08V
G12
VOUT
R20
50
D11 ⁺
DY
-
G9
+
D12
-
DY
G10
V_OUT
Supply Isolation Stage
Pole Stage
Output Stage
FIGURE 20. SPICE SCHEMATIC
11
FN6728.3
December 22, 2009