參數(shù)資料
型號(hào): MSM7540L
廠商: OKI SEMICONDUCTOR CO., LTD.
元件分類: Codec
英文描述: Single Rail ADPCM CODEC
中文描述: 單軌差分PcM編解碼器
文件頁(yè)數(shù): 10/15頁(yè)
文件大?。?/td> 131K
代理商: MSM7540L
10/15
MSM7540L/7560L
Semiconductor
AC Chracteristics
Parameter
Transmit Frequency
Response
Symbol
L
OSS
T1
L
OSS
T2
300 to 3000
L
OSS
T3
L
OSS
T4
L
OSS
T5
L
OSS
T6
3968.75
0 to 3000
L
OSS
R1
L
OSS
R2
L
OSS
R3
L
OSS
R4
L
OSS
R5
Level
(dBm0)
0 to 60
Min.
25
Typ.
Max.
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
Freq.
(Hz)
Others
–0.15
+0.20
1020
3300
3400
Reference
Reference
0
–0.15
0
13
–0.15
+0.80
0.80
+0.20
Receive Frequency
Response
1020
3300
3400
3968.75
–0.15
0
13
35
35
35
28
23
35
35
35
28
23
+0.80
0.80
+0.2
0
Transmit Signal
to Distortion Ratio
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
3
0
–30
–40
–45
3
0
–30
–40
–45
3
–10
1020
Receive Signal
to Distortion Ratio
1020
Transmit Gain
Tracking
–0.2
Reference
1020
–0.2
–0.5
–1.2
–0.2
+0.2
+0.5
+1.2
+0.2
–40
–50
–55
3
–10
Receive Gain
Tracking
Reference
1020
–0.2
–0.5
–1.2
+0.2
+0.5
+1.2
–40
–50
–55
Condition
(*1)
(*1)
(V
DD
=
2.7 V to 3.6 V, Ta = –25°C to +70°C)
*1 Use the P-message weighted filter
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