參數(shù)資料
型號: MSM7584C
廠商: OKI SEMICONDUCTOR CO., LTD.
英文描述: π/4 Shift QPSK MODEM(π/4移動QPSK調(diào)制解調(diào)器/ADPCM編碼譯碼器)
中文描述: π/ 4移位的QPSK調(diào)制解調(diào)器(π/ 4移動的QPSK調(diào)制解調(diào)器/差分PcM編碼譯碼器)
文件頁數(shù): 46/57頁
文件大?。?/td> 321K
代理商: MSM7584C
Semiconductor
MSM7584C
46/57
(14) CR15 (I and Q Gain Adjustment)
B7 - B4:......I+ and I– output gain setting: 3 mV steps (refer to Table 8)
B3 - B0:......Q+ and Q– output gain setting: 3 mV steps (refer to Table 8)
B7
lch
B6
lch
B5
lch
B4
lch
B3
Qch
GAIN3
B2
Qch
GAIN2
B1
Qch
GAIN1
B0
0
0
0
0
0
0
0
0
CR15
Initial Value
GAIN3
GAIN2
GAIN1
GAIN0
RX Qch
GAIN0
Table 8 I and Q Channel Amplitude Value
CR1 - B7
CR1 - B3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
B6
B2
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
B5
B1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
B4
B0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
Description
1.042
1.036
1.030
1.024
1.018
1.012
1.006
1.000
0.994
0.988
0.982
0.976
0.970
0.964
0.958
0.952
(Reference Value)
Amplitude Value :
(Reference Value)
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