參數(shù)資料
型號(hào): VCA2615RGZR
廠商: TEXAS INSTRUMENTS INC
元件分類: 模擬信號(hào)調(diào)理
英文描述: SPECIALTY ANALOG CIRCUIT, PQCC48
封裝: 7 X 7 MM, GREEN, PLASTIC, QFN-48
文件頁(yè)數(shù): 30/33頁(yè)
文件大?。?/td> 1122K
代理商: VCA2615RGZR
VCA2615
SBOS316D JULY 2005 REVISED OCTOBER 2008
www.ti.com
6
TYPICAL CHARACTERISTICS
All specifications at TA = +25°C, VDD = 5V, load resistance = 500 on each output to ground; the input to the preamp (LNP) is single-ended;
fIN = 5MHz, LNP Gain (G1, G2) = 10, H/L = 0, VCNTL = 2.5V; VCA output is 1VPP differential; CA, CB = 3.9F, unless otherwise noted.
Figure 1
GAIN vs V
CNTL
(Lo VGA Gain)
V
CNTL (V)
0
0.
1
Ga
in
(d
B
)
60
55
50
45
40
35
30
25
20
15
10
5
0
5
10
15
20
0.
2
0.
3
0.
4
0.
5
0.
6
0.
7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2.0
2.1
2.2
2.3
2.4
2.5
LNP 11
LNP 10
LNP 01
LNP 00
Figure 2
GAIN vs V
CNTL
(Hi VGA Gain)
V
CNTL (V)
0
0.
1
Ga
in
(d
B
)
65
60
55
50
45
40
35
30
25
20
15
10
5
0
5
10
15
0.
2
0.
3
0.
4
0.
5
0.
6
0.
7
0.
8
0.
9
1.
0
1.
1
1.
2
1.
3
1.
4
1.
5
1.
6
1.
7
1.
8
1.
9
2.
0
2.
1
2.
2
2.
3
2.
4
2.
5
LNP 11
LNP 10
LNP 01
LNP 00
Figure 3
GAIN ERROR vs V
CNTL
(Lo VGA Gain)
V
CNTL (V)
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2.0
2.1
2.2
2.3
Ga
in
(d
B
)
2.0
1.5
1.0
0.5
0
0.5
1.0
1.5
2.0
LNP 00
LNP 01
LNP 10
LNP 11
Figure 4
GAIN ERROR vs V
CNTL
(Hi VGA Gain)
V
CNTL (V)
0.
2
0.
3
0.
4
0.
5
0.
6
0.
7
0.
8
0.
9
1.
0
1.
1
1.
2
1.
3
1.
4
1.
5
1.
6
1.
7
1.
8
1.
9
2.
0
2.
1
2.
2
2.
3
Ga
in
(d
B
)
2.0
1.5
1.0
0.5
0
0.5
1.0
1.5
2.0
LNP 00
LNP 01
LNP 10
LNP 11
Figure 5
GAIN ERROR vs V
CNTL
V
CNTL (V)
0.
2
0.
3
0.
4
0.
5
0.
6
0.
7
0.
8
0.
9
1.
0
1.
1
1.
2
1.
3
1.
4
1.
5
1.
6
1.
7
1.
8
1.
9
2.
0
2.
1
2.
2
2.
3
Ga
in
E
rro
r
(d
B
)
2.0
1.5
1.0
0.5
0
0.5
1.0
1.5
2.0
1MHz
2MHz
5MHz
10MHz
Figure 6
GAIN ERROR vs V
CNTL vs TEMPERATURE
V
CNTL (V)
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2.0
Ga
in
E
rro
r
(d
B
)
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
+25
_C
40_C
+85
_C
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