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OP249 Datasheet(PDF) 16 Page - Analog Devices

Part # OP249
Description  Dual, Precision JFET High Speed Operational Amplifier
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

OP249 Datasheet(HTML) 16 Page - Analog Devices

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OP249
–16–
REV. C
OP249 MACRO-MODEL
• subckt OP249 1 2 30 99 50
*
INPUT STAGE & POLE AT 100MHz
*
r1
2
3
5E11
r2
1
3
5E11
r3
5
50
652.3
r4
6
50
652.3
cin
1
2
5E-12
c2
5
6
1.22E-12
i1
99
4
1E-3
ios
1
2
3.1E-12
eos
7
1
poly(1) 20 24 150E-6 1
j1
5
2
4
jx
j2
6
7
4
jx
*
* SECOND STAGE & POLE AT 12.2Hz
*
r5
9
99
326.1E6
r6
9
50
326.1E6
c3
9
99
40E-12
c4
9
50
40E-12
g1
99
9
poly(1) 5 6 4.25E-3 1.533E-3
g2
9
50
poly(1) 6 5 4.25E-3 1.533E-3
v2
99
8
2.9
v3
10
50
2.9
d1
9
8
dx
d2
10
9
dx
*
* POLE-ZERO PAIR AT 2MHz/4.0MHz
*
r7
11
99
1E6
r8
11
50
1E6
r9
11
12
1E6
r10
11
13
1E6
c5
12
99
37.79E-15
c6
13
50
37.79E-15
g3
99
11
9
24 1E-6
g4
11
50
24 9
1E-6
*
* ZERO-POLE PAIR AT 4MHz/8MHz
*
r11
99
15
IE6
r12
14
15
1E6
r13
14
16
1E6
r14
50
16
1E6
I1
99
15
19.89E-3
I2
50
16
19.89E-3
g5
99
14
11 24 1E-6
g6
14
50
24 11 1E-6
*
* POLE AT 20MHz
*
r15
17
99
1E6
r16
17
50
1E6
c9
17
99
7.96E-15
c10
17
50
7.96E-15
g7
99
17
14 24 1E-6
g8
17
50
24 14 1E-6
*
* POLE AT 50MHz
*
r17
18
99
1E6
r18
18
50
1E6
c11
18
99
3.18E-15
c12
18
50
3.18E-15
g9
99
18
17 24 1E-6
g10
18
50
24 17 1E-6
Table I. SPICE Net List
*
* POLE AT 50MHz
*
r19
19
99
1E6
r20
19
50
1E6
c13
19
99
3.18E-15
c14
19
50
3.18E-15
g11
99
19
18 24 1E-6
g12
19
50
24 18 1E-6
*
* COMMON-MODE GAIN NETWORK WITH ZERO AT 60kHZ
*
r21
20
21
1E6
r22
20
22
1E6
I3
21
99
2.65
I4
22
50
2.65
g13
99
20
3
24 1.78E-11
g14
20
50
24 3
1.78E-11
*
* POLE AT 50MHZ
*
r23
23
99
1E6
r24
23
50
1E6
c15
23
99
3.18E-15
c16
23
50
3.18E-15
g15
99
23
19 24 1E-6
g16
23
50
24 19 1E-6
*
* OUTPUT STAGE
*
r25
24
99
135E3
r26
24
50
135E3
r27
29
99
70
r28
29
50
70
I5
29
30
4E-7
g17
27
50
23 29 14.3E-3
g18
28
50
29 23 14.3E-3
g19
29
99
99 23 14.3E-3
g20
50
29
23 50 14.3E-3
v4
25
29
.4
v5
29
26
.4
d3
23
25
dx
d4
26
23
dx
d5
99
27
dx
d6
99
28
dx
d7
50
27
dy
d8
50
28
dy
*
MODELS USED
*
• model jx PJF(BETA=1.175E-3 VTO=–2.000 IS=21E-12)
• model dx
D(IS=1E-15)
• model dy
D(IS=1E-15 BV=50)
• ends OP249
**PSpice is a registered trademark of MicroSim Corporation.
** HSPICE is a tradename of Meta-Software, Inc.


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