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OPA698ID Folha de dados(PDF) 3 Page - Texas Instruments

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Nome de Peças OPA698ID
Descrição Electrónicos  Unity-Gain Stable, Wideband Voltage Limiting Amplifier
PDF  32 Pages
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Fabricante Electrônico  TI1 [Texas Instruments]
Página de início  http://www.ti.com
Logo TI1 - Texas Instruments

OPA698ID Folha de dados(HTML) 3 Page - Texas Instruments

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OPA698
3
SBOS258D
www.ti.com
AC PERFORMANCE (see Figure 1)
Small-Signal Bandwidth
VO < 0.2VPP
G = +1, RF = 25Ω
450
MHz
typ
C
G = +2
215
150
145
140
MHz
min
B
G = –1
215
MHz
typ
C
Gain-Bandwidth Product (G
≥ +5)
VO < 0.2VPP
250
180
175
170
MHz
min
B
Gain Peaking
G = +1, RF = 25Ω, VO < 0.2VPP
5
dB
typ
C
0.1dB Gain Flatness Bandwidth
VO < 0.2VPP
30
MHz
typ
C
Large-Signal Bandwidth
VO = 4VPP, VH = –VL = 2.5V
160
110
105
100
MHz
min
B
Step Response:
Slew Rate
4V Step, VH = –VL = 2.5V
1100
750
700
650
V/
µsmin
B
Rise-and-Fall Time
0.2V Step
1.6
2.3
2.4
2.5
ns
max
B
Settling Time: 0.05%
2V Step
8
ns
typ
C
Harmonic Distortion: 2nd
f = 5MHz, VO = 2VPP
–74
–65
–64
–63
dB
min
B
3rd
f = 5MHz, VO = 2VPP
–87
–83
–83
–82
dB
min
B
Differential Gain
NTSC, PAL, RL = 500Ω
0.012
%
typ
C
Differential Phase
NTSC, PAL, RL = 500Ω
0.008
degrees
typ
C
Input Noise:
Voltage Noise Density
f
≥ 1MHz
5.6
6.1
6.7
7.2
nV/
√Hz
max
B
Current Noise Density
f
≥ 1MHz
2.2
2.7
2.8
3
pA/
√Hz
max
B
DC PERFORMANCE (VCM = 0)
Open-Loop Voltage Gain (AOL)VO = ±0.5V
63
56
53
52
dB
min
A
Input Offset Voltage
±2
±5
±6
±8mV
max
A
Average Drift
—
±15
±20
µV/°Cmax
B
Input Bias Current(4)
+3
±10
±11
±12
µAmax
A
Average Drift
—
±15
±20
nA/
°Cmax
B
Input Offset Current
±0.3
±2
±2.5
±3
µAmax
A
Average Drift
—
±10
±10
nA/
°Cmax
B
INPUT
Common-Mode Rejection
Input Referred, VCM = ±0.5V
61
55
54
52
dB
min
A
Common-Mode Input Range(5)
±3.3
±3.2
±3.2
±3.1
V
min
A
Input Impedance
Differential-Mode
0.32 || 1
M
Ω || pF
typ
C
Common-Mode
3.5 || 1
M
Ω || pF
typ
C
OUTPUT
VH = –VL = 4.3V
Output Voltage Range
RL ≥ 500Ω±4.0
±3.9
±3.9
±3.8
V
min
A
Current Output, Sourcing
VO = 0
+120
+90
+85
+80
mA
min
A
Sinking
VO = 0
–120
–90
–85
–80
mA
min
A
Closed-Loop Output Impedance
G = +1, RF = 25Ω, f < 100kHz
0.01
Ω
typ
C
POWER SUPPLY
Operating Voltage, Specified
±5
V
typ
C
Maximum
—
±6
±6
±6V
max
A
Quiescent Current, Maximum
VS = ±5V
15.5
15.9
16.3
16.6
mA
max
A
Minimum
VS = ±5V
15.5
15.2
14.9
14.6
mA
min
A
Power-Supply Rejection Ratio
+VS = 4.5V to 5.5V
–PSRR (Input Referred)
75
68
67
66
dB
min
A
OUTPUT VOLTAGE LIMITERS
Output Voltage Limited Range
Pins 5 and 8
±3.8
V
max
C
Default Limit Voltage, Upper
Limiter Pins Open
+3.5
+3.3
+3.2
+3.1
V
min
A
Lower
Limiter Pins Open
–3.5
–3.3
–3.2
–3.1
V
max
A
Minimum Limiter Separation (VH – VL)
400
400
400
400
mV
min
B
Maximum Limit Voltage
—
±4.3
±4.3
±4.3
V
max
B
Limiter Input Bias Current Magnitude (6)
VO = 0
Maximum
50
60
62
64
µAmax
A
Minimum
50
40
38
36
µAmin
A
Average Drift
—
30
35
nA/
°Cmax
B
Limiter Input Impedance
3.4 || 1
M
Ω || pF
typ
C
Limiter Feedthrough(7)
f = 5MHz
–68
dB
typ
C
DC Performance in Limit Mode
VIN = ±2V
Limiter Offset
(VO – VH) or (VO – VL)
±10
±30
±35
±40
mV
max
A
Op Amp Input Bias Current Shift(4)
Linear to Limited Output
3
µA
typ
C
AC Performance in Limit Mode
Limiter Small-Signal Bandwidth
2VDC + 20mVPP
600
MHz
typ
C
Limiter Slew Rate(8)
2x Overdrive, VH or VL
125
V/
µs
typ
C
OPA698ID
TYP
MIN/MAX OVER TEMPERATURE
0
°C to
–40
°C to
MIN/
TEST
PARAMETER
CONDITIONS
+25
°C
+25
°C(1) +70°C(2) +85°C(2)
UNITS
MAX LEVEL(3)
ELECTRICAL CHARACTERISTICS: VS = ±5V
Boldface limits are tested at +25
°C.
G = +2, RF = 402Ω, RL = 500Ω, and VH = –VL = 2V (see Figure 1 for AC performance only), unless otherwise noted.



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