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): 4/33頁(yè)
文件大?。?/td> 1122K
代理商: VCA2615RGZR
VCA2615
SBOS316D JULY 2005 REVISED OCTOBER 2008
www.ti.com
12
TYPICAL CHARACTERISTICS (continued)
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 37
30
35
40
45
50
55
60
65
70
DISTORTION vs V
CNTL
(VGA Only, SE In/Diff Out, Hi Gain)
V
CNTL (V)
0.7
0.8
0.9
1.0
1.1
1.3
1.2
1.4
1.5
1.6
1.7
1.9
1.8
2.0
2.1
2.2
2.3
2.4
2.5
D
is
tor
ti
on
(d
B
)
3rdHarmonic
2ndHarmonic
Figure 38
30
35
40
45
50
55
60
65
70
75
80
DISTORTION vs OUTPUT LOAD RESISTANCE
R
LOAD()
150
50
D
is
tor
ti
on
(d
B
)
250 350
450
550 650
750
850
950 1050
2ndHarmonic
3rdHarmonic
Figure 39
60
62
64
66
68
70
72
74
76
78
80
CROSSTALK vs V
CNTL
(Lo VGA Gain)
V
CNTL (V)
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
C
ros
s
ta
lk
(dB
)
LNP 00
LNP 01
LNP 10
LNP 11
Figure 40
60
62
64
66
68
70
72
74
76
78
80
CROSSTALK vs V
CNTL
(Hi VGA Gain)
V
CNTL (V)
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
C
ros
s
ta
lk
(dB
)
LNP 00
LNP 01
LNP 10
LNP 11
Figure 41
50
54
58
62
66
70
74
78
82
86
90
CROSSTALK vs V
CNTL
(V
OUT =2VPP, HiGain)
V
CNTL (V)
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
C
ros
s
ta
lk
(dB
)
10MHz
5MHz
2MHz
1MHz
Figure 42
TOTAL POWER vs TEMPERATURE
Temperature (
_C)
40
35
30
25
20
15
10
5
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
Po
w
e
r
(m
W
)
314
313
312
311
310
309
308
307
306
305
304
303
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