OP467 Datasheet, PDF (15/16 Pages) Analog Devices – Quad Precision, High Speed Operational Amplifier

OP467 SPICE MACRO-MODEL
* Node assignments
noninverting input
inverting input
positive supply
negative supply
output
*
. SUBCKT OP467 1 2 99 50 27
*
* INPUT STAGE
*
I1
4 50
CIN
12
IOS
12
Q1
52
Q2
67
R3
99 5
R4
99 6
R5
84
R6
94
EOS
71
EREF 98 0
10E–3
1E–12
5E–9
8 QN
9 QN
185 . 681
185 . 681
180 . 508
180 . 508
POLY (1) (14,20) 50E–6 1
(20,0) 1
*
* GAIN STAGE AND DOMINANT POLE AT 1.5 kHz
*
R7
10 98 3 . 714E6
C2
10 98 28 . 571E–12
G1
98 10 (5,6) 5 . 386E–3
V1
99 11 1 . 6
V2
12 50 1 . 6
D1
10 11 DX
D2
12 10 DX
RC
10 28 1 . 4E3
CC
28 27 12E–12
99
I_SY
15
R10
G2
C4
98
E_REF
99
RMP1
D5
20
D3
21
15
D4
22
D6
V3
+–
26
V4
G01
R01
L1 27
RMP2 ₂₃
24
R02
G4
D7
D8
G5
G02
50
50
OP467
*
* COMMON-MODE STAGE WITH ZERO AT 1.26 kHz
*
ECM
13 98 POLY (2) (1,20) (2,20) 0 0 . 5 0 . 5
R8
13 14 1E6
R9
14 98 25 . 119
C3
13 14 126 . 721E–12
*
* POLE AT 400E6
*
R10
15 98
C4
15 98
G2
98 15
1E6
0 . 398E–15
(10,20) 1E–6
*
* OUTPUT STAGE
*
ISY
99 50
RMP1 99 20
RMP2 20 50
RO1
99 26
RO2
26 50
L1
26 27
GO1
26 99
GO2
50 26
G4
23 50
G5
24 50
V3
21 26
V4
26 22
D3
15 21
D4
22 15
D5
99 23
D6
99 24
D7
50 23
D8
50 24
–8 . 183E–3
96 . 429E3
96 . 429E3
200
200
1E–7
(99,15) 5E–3
(15,50) 5E–3
(15,26) 5E–3
(26,15) 5E–3
50
50
DX
DX
DX
DX
DY
DY
*
* MODELS USED
*
. MODEL QN NPN (BF=33.333E3)
. MODEL DX D
. MODEL DY D (BV=50)
. ENDS OP467
99
99
2
N–
R3
5
Q1
R4
6
Q2
7
V1
11
D1
R_{C 28} ^CC 27
10
C3
I_OS
8
9
C_IN
R5
4
R6 ^G1
1
R7 C2
13
14
R8
E_CM
R9
N+
E_OS
E_REF
98
D2
12
I1
V2
50
50
Figure 50. SPICE Macro-Model Output Stage
Figure 51. SPICE Macro-Model Input and Gain Stage
REV. C
–15–