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OPA4684IPWT Datasheet(PDF) 7 Page - Texas Instruments

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Part # OPA4684IPWT
Description  Quad, Low-Power, Current-Feedback Operational Amplifier
Download  33 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

OPA4684IPWT Datasheet(HTML) 7 Page - Texas Instruments

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OPA4684
7
SBOS240G
www.ti.com
TYPICAL CHARACTERISTICS: VS = ±5V (Cont.)
At TA = +25°C, G = +2, RF = 800Ω, and RL = 100Ω, unless otherwise noted.
100
10
1
Frequency (Hz)
100
10M
1k
10k
100k
1M
INPUT VOLTAGE AND CURRENT NOISE DENSITY
Noninverting Current Noise
9.4pA/
√Hz
Voltage Noise
3.7nV/
√Hz
Inverting Current Noise
17pA/
√Hz
2-TONE, 3RD-ORDER
INTERMODULATION DISTORTION
–8 –7 –6 –5 –4 –3 –2 –14
5
3
2
1
06
7
8
Power at Load (each tone, dBm)
–50
–60
–70
–80
–90
50
Ω
+5V
–5V
50
Ω
50
Ω
P
I
P
O
800
Ω
800
Ω
OPA4684
20MHz
10MHz
5MHz
1MHz
50
40
30
20
10
0
C
LOAD (pF)
1
100
10
R
S vs CLOAD
0.5dB Peaking
CMRR and PSRR vs FREQUENCY
100
1k
10k
100k
1M
10M
100M
Frequency (Hz)
70
60
50
40
30
20
10
0
CMRR
+PSRR
–PSRR
OPEN-LOOP TRANSIMPEDANCE GAIN AND PHASE
100
1k
10k
100k
1M
10M
100M
1G
Frequency (Hz)
120
100
80
60
40
20
0
0
–30
–60
–90
–120
–150
–180
20log (Z
OL)
∠ Z
OL
9
6
3
0
–3
–6
Frequency (MHz)
1
300
10
100
SMALL-SIGNAL BANDWIDTH vs C
LOAD
5pF
800
Ω
800
Ω
1k
Ω
OPA4684
RS
VO
+5V
–5V
50
Ω
CL
V
I
12pF
100pF
50pF
75pF
20pF
33pF


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