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Número de pieza
componentes Descripción
MSM7510GS-K Ver la hoja de datos (PDF) - Oki Electric Industry
Número de pieza
componentes Descripción
Fabricante
MSM7510GS-K
300 bps Full Duplex FSK Modem – ITU-T V.21
Oki Electric Industry
MSM7510GS-K Datasheet PDF : 12 Pages
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Semiconductor
MSM7510
AC Characteristics
Modulator/analog output (AO) characteristics
Parameter
Symbol
(V
DD
= +2.7 V to +5.5 V, Top = –40°C to +85°C)
Condition
Min. Typ. Max. Unit
FSK Transmit
f
OM
Originate Mode
XD = "1"
976 980 984 Hz
f
OS
XD = "0"
1176 1180 1184 Hz
Signal Frequency
f
AM
Answer Mode
XD = "1"
1646 1650 1654 Hz
f
AS
XD = "0"
1846 1850 1854 Hz
V. 25 Answer Tone
f
AST
Frequency
Answer Tone Mode
RS
= "0"
2096 2100 2104 Hz
FSK Transmit
V
AO1
Signal, Answer
Tone Amplitude
V
AO2
AOG = "0"
–6
–4
–2 dBm
AO
AOG = "1" –12 –10 –8 dBm
Analog External
V
EA1
Input Signal Gain
V
EA2
FSK Transmit
V
AO
– V
EAI
AOG = "0"
–2
0
2 dB
AOG = "1"
–8
–6
–4 dB
Signal Amplitude
Ratio
V
AOD
V
AO
(MARK) – V
AO
(SPACE)
–2
0
2 dB
Out-of-band
Energy
P : In-band Signal
4 kHz to 8 kHz —
V
SPS
Energy
8 kHz to 12 kHz —
(0.3 kHz to 3.4 kHz)
More than12 kHz —
— P–20 dB
— P–20 dB
— P–60 dB
Output Offset Voltage
V
OFF
Output Load
Resistance
R
AO
To V
DD
/2
—
–150 — +150 mV
600
—
—
W
* 0 dBm = 0.775 Vrms
6/12
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