參數(shù)資料
型號(hào): MSM7584C
廠商: OKI SEMICONDUCTOR CO., LTD.
英文描述: π/4 Shift QPSK MODEM(π/4移動(dòng)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(dòng)的QPSK調(diào)制解調(diào)器/差分PcM編碼譯碼器)
文件頁(yè)數(shù): 27/57頁(yè)
文件大?。?/td> 321K
代理商: MSM7584C
Semiconductor
MSM7584C
27/57
Parameter
Transmit Frequency
Response
Symbol
L
OSS
T1
L
OSS
T2
L
OSS
T3
L
OSS
T4
L
OSS
T5
L
OSS
T6
L
OSS
R1
L
OSS
R2
L
OSS
R3
L
OSS
R4
L
OSS
R5
Min.
25
Typ.
Max.
0.20
Unit
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
–0.15
Reference
Reference
–0.15
0
13
–0.15
0.80
0.80
0.20
Receive Frequency
Response
–0.15
0
13
35
35
35
28
23
35
35
35
28
23
0.80
0.80
0.2
Transmit Signal to
Distortion Ratio (*1)
SD T1
SD T2
SD T3
SD T4
SD T5
SD R1
SD R2
SD R3
SD R4
SD R5
GT T1
GT T2
GT T3
GT T4
GT T5
GT R1
GT R2
GT R3
GT R4
GT R5
Receive Signal to
Distortion Ratio (*1)
Transmit Gain
Tracking
–0.2
Reference
–0.2
–0.5
–1.2
–0.2
0.2
0.5
1.2
0.2
Receive Gain
Tracking
Reference
0 to 60
300 to 3 k
1020
3300
3400
3968.75
0 to 3000
1020
3300
3400
3968.75
Frequency (Hz)
1020
1020
1020
1020
–0.2
–0.5
–1.2
0.2
0.5
1.2
Level dBm0
0
0
3
0
–30
–40
–45
3
0
–30
–40
–45
3
–10
–40
–50
–55
3
–10
–40
–50
–55
Condition
(V
DD
= 2.7 V to 3.6 V, Ta = –25°C to +70°C)
*1 P-message filter used
AC Characteristics (CODEC)
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