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參數(shù)資料
| 型號(hào)： | MSM7728 |
| 廠商： | OKI SEMICONDUCTOR CO., LTD. |
| 元件分類： | Codec |
| 英文描述： | Single Rail Linear CODEC |
| 中文描述： | 單軌線性編解碼器 |
| 文件頁數(shù)： | 13/23頁 |
| 文件大?。?/td> | 150K |
| 代理商： | MSM7728 |
Semiconductor
MSM7728
13/23
AC Characteristics (Continued)
DIS
4.6 kHz to
72 kHz
30
32
—
dB
Discrimination
0
0 to 4000 Hz
S
300 to
3400
—
–37.5
–35 dBm0
Out-of-band Spurious
0
4.6 kHz to
100 kHz
IMD
fa = 470
fb = 320
—
–52
–40 dBm0
Intermodulation Distortion
–4
2fa – fb
PSR T
PSR R
0 to
50 kHz
SPKP, EAR
VOL3 standard
—
30
—
dB
Power Supply Noise Rejection Ratio
50 mV
PP
Condition
Parameter
Symbol
Min.
Typ. Max. Unit
Level
(dBm0)
Freq.
(Hz)
(Fs = 8 kHz, V
DD
= 2.5 V to 3.6 V, Ta = –30°C to +85°C)
V PB
V RT
Df
PB
Df
RT
Gv
11
Gv
12
Gv
13
Gv
21
Gv
22
Gv
23
Gv
24
Gv
25
Gv
26
Gv
27
Gv
31
Gv
32
Gv
33
Gv
34
Gv
35
Gv
36
Gv
37
PB Acknowledge Tone Output Level
Service Tone Output Level
PB Acknowledge Tone
Frequency Distortion
Service Tone Frequency Distortion
VOL1
Gain Setting Value
VOL2
Gain Setting Value
VOL3
Gain Setting Value
–27
–28
–16
–17
–18
–8
–22
–23
–11
–12
–15
–3
–19
–20
–8
–9
–13
–1
–1.5
—
+1.5
–1.5
5
–7
–13
5
2
–4
–7
–10
–13
–16
10.5
6.5
2.5
–5.5
–9.5
–13.5
–17.5
—
6
–6
–12
6
3
–3
–6
–9
–12
–15
12
8
4
–4
–8
–12
–16
+1.5
7
–5
–11
7
4
–2
–5
–8
–11
–14
13.5
9.5
5.5
–2.5
–6.5
–10.5
–14.5
6dBsetting
–6dBsetting
–12dBsetting
6dBsetting
3dBsetting
–3dBsetting
–6dBsetting
–9dBsetting
–12dBsetting
–15dBsetting
12dBsetting
8dBsetting
4dBsetting
–4dBsetting
–8dBsetting
–12dBsetting
–16dBsetting
High group
Low group
High group
Low group
VOL3 standard
TOUT
TOUT
—
Measured inband
SPKP, EAR
Referenced to
0dB setting
1020
0
Referenced to
0dB setting
1020
0
Referenced to
0dB setting
1020
0
dBV
dBV
%
dB
dB
dB
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|---|---|
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MSM7731 | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:Dual Echo Canceler & Noise Canceler with Dual Codec for Hands-Free |
| MSM7731-01 | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:Multifunction PCM CODEC (Voice Signal Processor) |
| MSM7731-02 | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:Dual Echo Canceler & Noise Canceler with Dual Codec for Hands-Free |
| MSM7731-02GAZ020 | 制造商:ROHM Semiconductor 功能描述: |
| MSM7731-02GAZ03A | 制造商:ROHM Semiconductor 功能描述: |
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