參數(shù)資料
型號： OPA2674IDR
英文描述： Dual Wideband, High Output Current Operational Amplifier with Current Limit
中文描述： 雙寬帶，高輸出電流運算放大器，具有電流限制
文件頁數(shù)： 3/30頁
文件大?。?/td> 472K
代理商： OPA2674IDR
"#$%
SBOS270 AUGUST 2003
www.ti.com
3
ELECTRICAL CHARACTERISTICS: V
S
=
±
6V
Boldface
limits are tested at
+25
°
C.
At T
A
= +25
°
C, A
1
= A
0
= 1 (full power: for SO
-
14 only), G = +4, R
F
= 402
, and R
L
= 100
, unless otherwise noted. See Figure 1 for AC performance only.
OPA2674ID, OPA2674I-14D
TYP
MIN/MAX OVER TEMPERATURE
TEST
LEVEL
(3)
PARAMETER
TEST CONDITIONS
+25
°
C
+25
°
C(1)
0
°
C to
+70
°
C(2)
40
°
C to
+85
°
C(2)
UNITS
MIN/
MAX
AC Performance (see Figure 1)
Small-Signal Bandwidth (VO = 0.5VPP)
G = +1, RF = 511
G = +2, RF = 475
G = +4, RF = 402
G = +8, RF = 250
G = +1, RF = 511
G = +4, VO = 0.5VPP
G = +4, VO = 5VPP
G = +4, 5V step
G = +4, VO = 2V step
G = +4, f = 5MHz, VO = 2VPP
RL = 100
RL
≥
500
RL = 100
RL
≥
500
f > 1MHz
f > 1MHz
f > 1MHz
NTSC, G = +2, RL = 150
NTSC, G = +2, RL = 37.5
NTSC, G = +2, RL = 150
NTSC, G = +2, RL = 37.5
f = 5MHz, Input Referred
250
225
220
260
0.2
100
220
2000
1.6
MHz
MHz
MHz
MHz
dB
MHz
MHz
V/
μ
s
ns
typ
min
min
min
typ
min
typ
min
typ
C
B
B
B
C
B
C
B
C
170
170
200
165
165
195
160
160
190
Peaking at a Gain of +1
Bandwidth for 0.1dB Gain Flatness
Large-Signal Bandwidth
Slew Rate
Rise Time and Fall Time
Harmonic Distortion
2nd-Harmonic
40
160
1500
35
155
1450
30
150
1400
72
82
81
93
2
16
24
0.03
0.05
0.01
0.04
92
68
80
79
91
2.6
20
29
67
79
78
90
2.9
21
30
66
78
77
89
3.1
22
31
dBc
dBc
dBc
dBc
nV/
√
Hz
pA/
√
Hz
pA/
√
Hz
%
%
deg
deg
dB
max
max
max
max
max
max
max
typ
typ
typ
typ
typ
B
B
B
B
B
B
B
C
C
C
C
C
3rd-Harmonic
Input Voltage Noise
Noninverting Input Current Noise
Inverting Input Current Noise
NTSC Differential Gain
NTCS Differential Phase
Channel
-
to
-
Channel Crosstalk
DC Performance(4)
Open
-
Loop Transimpedance Gain
Input Offset Voltage
Offset Voltage Drift
Noninverting Input Bias Current
Noninverting Input Bias Current Drift
Inverting Input Bias Current
Inverting Input Bias Current Drift
Input(4)
Common
-
Mode Input Range (CMIR)(5)
Common
-
Mode Rejection Ratio (CMRR)
Noninverting Input Impedance
Minimum Inverting Input Resistance
Maximum Inverting Input Resistance
Output(4)
Output Voltage Swing
VO = 0V, RL = 100
VCM = 0V
VCM = 0V
VCM = 0V
VCM = 0V
VCM = 0V
VCM = 0V
135
±
1
±
4
±
10
±
5
±
10
±
10
80
±
4.5
±
10
±
30
±
50
±
35
±
100
76
±
5
±
10
±
32
±
50
±
40
±
100
75
±
5.3
±
12
±
35
±
75
±
45
±
150
k
mV
μ
V/
°
C
μ
A
nA/
°
C
μ
A
nA/
°
C
min
max
max
max
max
max
max
A
A
B
A
B
A
B
±
4.5
55
250
2
22
22
±
4.1
51
±
4.0
50
±
4.0
50
V
dB
min
min
typ
min
max
A
A
C
B
B
VCM = 0V, Input Referred
k
pF
Open
-
Loop
Open
-
Loop
12
35
No Load
RL = 100
RL = 25
VO = 0
VO = 0
G = +4, f
≤
100kHz
±
5.1
±
5.0
±
4.8
±
500
±
800
0.01
±
4.9
±
4.8
±
4.8
±
4.7
±
4.7
±
4.5
V
V
V
min
min
typ
min
typ
typ
A
A
C
A
C
C
Current Output
Short
-
Circuit Current
Closed-Loop Output Impedance
Output(4) (SO-14 Only)
Current Output at Full Power
Current Output at Power Cutback
Current Output at Idle Power
±
380
±
350
±
320
mA
mA
A1 = 1, A0 = 1, VO = 0
A1 = 1, A0 = 0, VO = 0
A1 = 0, A0 = 1, VO = 0
±
500
±
450
±
100
±
380
±
350
±
60
±
350
±
320
±
55
±
320
±
300
±
50
mA
mA
mA
min
min
min
A
A
A
(1)Junction temperature = ambient for +25
°
C specifications.
(2)Junction temperature = ambient at low temperature limit; junction temperature = ambient +23
°
C at high temperature limit for over temperature
specifications.
(3)Test levels: (A) 100% tested at +25
°
C. Over temperature limits by characterization and simulation. (B) Limits set by characterization and
simulation. (C) Typical value only for information.
(4)Current is considered positive out of node. VCM is the input common-mode voltage.
(5)Tested < 3dB below minimum CMRR specification at
±
CMIR limits.
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