參數(shù)資料
型號: OPA2690IDBV
英文描述: Dual, Wideband, Voltage-Feedback OPERATIONAL AMPLIFIER with Disable
中文描述: 雙路,寬帶,電壓反饋運算放大器具有禁用
文件頁數(shù): 9/30頁
文件大小: 494K
代理商: OPA2690IDBV
"#$%
SBOS238D JUNE 2002 REVISED DECEMBER 2004
www.ti.com
9
TYPICAL CHARACTERISTICS: V
S
=
±
5V (continued)
At TA = +25
°
C, G = +2, RF = 402
, and RL = 100
(see Figure 1 for AC performance only), unless otherwise noted.
INPUT VOLTAGE AND CURRENT NOISE DENSITY
C
H
V
H
Frequency (Hz)
100
1M
100k
10k
1k
10M
100
10
1
Voltage Noise 5.5nV/
Hz
Current Noise 3.1pA/
Hz
RECOMMENDED R
S
vs CAPACITIVE LOAD
R
S
(
Capacitive Load (pF)
10
100
1000
80
70
60
50
40
30
20
10
0
LARGESIGNAL DISABLE/ENABLE RESPONSE
Time (50ns/div)
O
2.0
1.6
1.2
0.8
0.4
0
V
D
(
6
4
2
0
G = +2
V
IN
= +1V
V
DIS
Output Voltage
Each Channel
SO14
Package
Only
2TONE, 3RDORDER
INTERMODULATION SPURIOUS
3
SingleTone Load Power (dBm)
8
6
4
2
0
2
4
6
8
10
30
35
40
45
50
55
60
65
70
75
20MHz
10MHz
50MHz
Load Power at Matched 50
Load,
see Figure 1
FREQUENCY RESPONSE vs CAPACITIVE LOAD
G
Frequency (20MHz/div)
0
100
120
140
160
180
20
40
60
80
200
9
6
3
0
3
6
9
402
1k
402
R
S
C
L
V
IN
V
OU T
1 /2
O PA 2 6 90
1k
is optional.
C
L
= 22pF
C
L
= 47pF
C
L
= 100pF
C
L
= 10pF
G = +2
DISABLE FEEDTHROUGH vs FREQUENCY
Frequency (Hz)
F
45
50
55
60
65
70
75
80
85
90
95
100
Forward
Reverse
V
DIS = 0
100k
1M
10M
100M
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