參數(shù)資料
型號: HFA3726IN
廠商: HARRIS SEMICONDUCTOR
元件分類: 衰減器
英文描述: 3.3V 288-mc CPLD
中文描述: 10 MHz - 400 MHz RF/MICROWAVE QUADRAPHASE MODEM
文件頁數(shù): 13/21頁
文件大小: 162K
代理商: HFA3726IN
13
Test Diagram
(280MHz IF)
0.001
0.001
0.1
RXQ_OUT
L
L
M
M
V
CC
316
42
0.1
100p
56
47p 220
RSSI
LO_OUT
LO_IN
RXI_OUT
V
CC
0.1
0.1
V
CC
1K
100p
100p
V
CC
V
CC
0.1
0.1
TX_IF_OUT
TXI
TXQ
0.1
74
75
79
80
PE
54
55
56
57
59
60
PE
29
30
33
34
14
15
9
10
11
12
13
21
22
44
46
43
41
45
47
48
49
1K
18
19
2V REF
(NOTE 18)
0.001
0.001
61
64
100p
100p
56
100p
1
1
2
3
4
1
1
0.1
IF_IN
560
100p
100p
76
77
62
63
1
47p
1
1
8
(NOTE 17)
0.1
47p
47nH
3 TO 10p
(NOTE 19)
(NOTE 16)
50
50
HI_Z_PROBE
HI_Z_PROBE
0.001
0.001
27
28
35
36
0.001
0.001
25
26
37
38
0.001
0.001
23
24
39
40
TABLE 2. POWER MANAGEMENT
TRANSMIT
RECEIVE
POWER DOWN
LIM1_PE
0
1
0
LIM2_PE
0
1
0
LPF_RX_PE
0
1
0
MOD_RX_PE
0
1
0
MOD_TX_PE
1
0
0
LPF_TX_PE
1
0
0
50
NOTES:
16. Input termination used to provide a 50
impedance. Limiter Noise Figure
9dB for this configuration.
17. Bandpass filter for 280MHz, BW = 47MHz, Q = 6.
18. Network shown for a typical -10dBm input at 50
.
19. Matching network from 250
to 50
at 280MHz.
FIGURE 22. TEST DIAGRAM (280MHz IF)
HFA3726
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