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MSM7502 Datasheet(PDF) 18 Page - OKI electronic componets

Part # MSM7502
Description  Multi-Function PCM CODEC
PDF  35 Pages
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Manufacturer  OKI [OKI electronic componets]
Direct Link  http://www.oki.com
Logo OKI - OKI electronic componets

MSM7502 Datasheet(HTML) 18 Page - OKI electronic componets

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¡ Semiconductor
MSM7502
18/35
AC Characteristics 2 (Transmit Path)
GTPA
Pre-Amp Gain
dB
1020
–24.0
20.0
18.0
22.0
TPAI-TPAO
TPBI-TO
Set at typical gain
GTPB1
Transmit Path Gain
dB
17.7
15.7
19.7
–3 dB
–6 dB
–9 dB
For
typical
setting
RG1TPB
RG2TPB
RG3TPB
–3.0
–6.0
–9.0
–5.0
–8.0
–11.0
–1.0
–4.0
–7.0
Transmit Path Gain
Setting (VOL8)
dB
MPAI-MPAO
Set at typical gain
GMPA
dB
20.0
18.0
22.0
Microphone Pre-Amp
Gain
For
typical
setting
–6 dB
–9 dB
RG1MPA
RG2MPA
–6.0
–9.0
–8.0
–11.0
–4.0
–7.0
dB
Microphone Pre-Amp
Gain Setting
(VOL9)
1020
–24.0
Additional Transmit
Signal Gain
GTMX
1020
–4.0
MPBO-TO
0.0
–2.0
+2.0
dB
To per wave
set at typical gain
In-Channel PB Signal
Output Level
VPBT1
—
—
–17.4
–19.4
–15.4
dBV
–3 dB
–6 dB
–9 dB
For
typical
setting
GPBT1
GPBT2
GPBT3
–3.0
–6.0
–9.0
–5.0
–8.0
–11.0
–1.0
–4.0
–7.0
dB
In-Channel PB Signal
Output Level Setting
(VOL4)
——
In-Channel PB Signal
Frequency Deviation
DfPBT
—
—
—
–1.0
+1.0
%
MLDYI-TO
Set at typical gain
Hold Tone Path Gain
GPAT
1020
–4.0
–2.0
–4.0
0.0
dB
–3 dB
–6 dB
–9 dB
For
typical
setting
RG1PAT
RG2PAT
RG3PAT
–3.0
–6.0
–9.0
–5.0
–8.0
–11.0
–1.0
–4.0
–7.0
dB
Hold Tone Path Gain
Setting
(VOL3)
TPAI:Terminated in 510 W
Measured at TO
TPAO-TPBI Directly
connected Set at
typical gain *6
Idle Channel Noise
NiTPA
—
—
–75
—
—
dBV
TPAO, TO,
MPAO, MPBO
RL = 20 kW
Maximum Output Voltage
Swing
VOT
1020
—
—
2.4
—
VPP
In-Channel PB Signal
Distortion
THDPBT
—
—
In-band Distortion
–35
—
–30
dB
Parameter
Symbol
Condition
Typ.
Unit
Min.
Max.
Freq.
(Hz)
Level
(dBV)
(VDD = 5 V ±5%, Ta = –10°C to +70°C)
Note:
*6 Noise band width: 0.3 kHz to 3.4 kHz, non-weighted



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