參數(shù)資料
型號： SA1620
廠商： NXP Semiconductors N.V.
英文描述： Low voltage GSM front-end transceiver(低壓GSM前端收發(fā)器)
中文描述： 低電壓的GSM前端收發(fā)器（低壓手機(jī)前端收發(fā)器）
文件頁數(shù)： 15/26頁
文件大?。?/td> 203K
代理商： SA1620
Philips Semiconductors
Product specification
SA1620
Low voltage GSM front-end transceiver
1997 May 22
15
Table 6.
IF=400MHz, symmetrical load at pins TxO, TxOX.
Measured Tx Output Frequency and Tx Mixer Products
SPECTRAL LINE f=n*IF+m*LO MHz
RELATIVE POWER OF SPECTRAL
LINE
No.
LO =
1280MHz
LO =
1300MHz
LO =
1315MHz
Order
REMARKS
n
m
min dBc
typ dBc
max dBc
1
80
100
115
–3
1
–70
2
160
200
230
–6
2
–76
3
320
300
285
4
–1
–60
4
400
400
400
1
0
–46
IF
5
480
500
515
–2
1
–31
6
560
600
630
–5
2
–62
7
720
700
685
5
–1
–56
8
800
800
800
2
0
–37
Note 2
9
880
900
915
–1
1
0
Note 1
10
960
1000
1030
–4
2
–46
Note 3
11
1020
1100
1185
6
–1
–63
12
1200
1200
1200
3
0
–60
13
1280
1300
1315
0
1
–32
LO
14
1360
1400
1430
–3
2
–46
15
1440
1500
1545
–6
3
–64
16
1600
1600
1600
4
0
–75
17
1680
1700
1715
1
1
–50
Notes 4 and 5
18
1760
1800
1830
–2
2
–34
Note 3
19
1840
1900
1945
–5
3
–68
Note 3
20
2000
2000
2000
5
0
–77
21
2080
2100
2115
2
1
–74
22
2160
2200
2230
–1
2
–67
23
2240
2300
2345
–4
3
–59
24
2400
2400
2400
6
0
–75
25
2480
2500
2515
3
1
–76
26
2560
2600
2630
0
2
–70
2LO
NOTES:
1. Desired Tx output frequency LO–IF corresponding to EGSM Tx band in Table 5.
2. (LO+IF)–(LO–IF) = 2 * IF
3. See Rx bands in Table 5.
4. LO+IF = mixer image frequency
5. See Tx bands in Table 5.
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