Two-Tone OIP3 vs R" />
參數資料
型號: LT5554IUH#TRPBF
廠商: Linear Technology
文件頁數: 2/32頁
文件大?。?/td> 0K
描述: IC VGA DIG CONTROL 32-QFN
標準包裝: 2,500
應用: 可變增益(VGA)
電路數: 1
-3db帶寬: 1GHz
電流 - 電源: 200mA
電壓 - 電源,單路/雙路(±): 4.75 V ~ 5.25 V
安裝類型: 表面貼裝
封裝/外殼: 32-WFQFN 裸露焊盤
供應商設備封裝: 32-QFN 裸露焊盤(5x5)
包裝: 帶卷 (TR)
LT5554
10
5554f
TYPICAL PERFORMANCE CHARACTERISTICS
Two-Tone OIP3 vs Tone Power at
Min-Gain
Two-Tone OIP3 vs ROUT, for GMAX
OIP3 vs Frequency for GMAX and
GMIN, POUT = 10dBm
(ROUT = 50Ω) TA = 25°C. VCC = 5V, VCCO = 5V,
ENB = 3V, MODE = 5V, STROBE = 3V, VIH = 2.2V, VIL = 0.6V (Test circuit shown in Figure 16) POUT = 4dBm/tone (2VP-P into 50Ω),
Δf = 200kHz, unless otherwise noted.
Two-Tone IMD3 and OIP3 vs
Attenuation at 200MHz
ATTENUATION (dB)
0
–4
–8
–12
5554 G23
–16
IMD3
OIP3
IMD3
(dBc)
–70
–74
–78
–82
–86
OIP3
(dBm)
48
46
44
42
40
Two-Tone OIP3 vs Tone Power at
Max-Gain
OUTPUT TONE POWER (dBm)
03
OIP3
(dBm)
47
44
41
38
69
5554 G24
12
50MHz
70MHz
100MHz
140MHz
200MHz
OUTPUT TONE POWER (dBm)
03
OIP3
(dBm)
47
44
41
38
69
5554 G25
12
50MHz
70MHz
100MHz
140MHz
200MHz
FREQUENCY (MHz)
50
OIP3
(dBm)
50
35
45
40
100
150
5554 G29
200
GMAX
GMIN
Harmonic Distortion vs
Attenuation, 50MHz,
POUT = 10dBm, Figure 17
ATTENUATION (dB)
0
–4
–8
–12
5554 G27
–16
HD3
HD5
HARMONIC
DISTOR
TION
(dBc)
–70
–75
–80
–85
–90
–100
–95
–105
Two-Tone OIP3 vs VCCO, for GMAX
OUTPUT COMMON MODE VOLTAGE (V)
2
5554 G28
OIP3
(dBm)
48
45
42
36
39
3456
25MHz
70MHz
140MHz
200MHz
Two-Tone OIP3 vs VCCO, for GMAX
–3.875dB
OUTPUT COMMON MODE VOLTAGE (V)
2
5554 G30
OIP3
(dBm)
48
45
42
36
39
3456
25MHz
70MHz
140MHz
200MHz
ROUT (Ω)
50
5554 G52
OIP3
(dBm)
50
48
44
46
75
100
25MHz
70MHz
140MHz
200MHz
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