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參數(shù)資料
| 型號： | ML7012-04 |
| 廠商： | OKI SEMICONDUCTOR CO., LTD. |
| 英文描述： | 2400 bps Single Chip Full Duplex Data Modem with Protocol(2400 bps單片、全雙工、V.22bis,V.22,V.21.Modern) |
| 中文描述： | 2400 bps的單芯片全雙工數(shù)據(jù)調(diào)制解調(diào)器的協(xié)議（2400 bps的單片，全雙工，V.22bis，.22，V.21.Modern） |
| 文件頁數(shù)： | 9/22頁 |
| 文件大?。?/td> | 124K |
| 代理商： | ML7012-04 |
FEDL 7012-04-01
1
Semiconductor
ML7012-04
9/22
Analog Interface
(V
DD
= 2.7 to 3.6 V, Ta = –20 to +70
°
C)
Min.
Typ.
—
10
20
—
1080
—
—
—
1.3
1.4
—
30
–19.5
–18.0
–17.0
–15.5
–16.0
–14.5
Parameter
Symbol
R
IN
R
L1
R
L2
C
L
V
SG
R
SG
VAOM
VDTL
VDTH
Condition
RCI, TXAI, AIN
AOUT, RCAO, GSR
Between TXAN and TXAP
Analog output
SG
SG
AOUT, S34 = 0 dm
AOUT, S35 = 0 dm
AOUT, S35 = 0 dm
Against a nominal
frequency
AOUT, S34 = 0 dB
Max.
—
—
—
100
1.65
—
–16.0
–13.5
–12.5
Unit
M
k
pF
V
k
dBm
dBm
dBm
Input Resistance
Output Load Resistance
Output Load Capacitance
SG Output Voltage
SG Output Impedance
Carrier Output Level
DTMF Low Group Output Level
DTMF High Group Output Level
DTMF Output Frequency
Precision
Answer Tone Output Level
Answer Tone Output Frequency
Precision
TSDF
–1.5
—
+1.5
%
VAOAT
–20
–18.0
–15.5
dBm
TSAF
Against 2100 Hz
–10
—
+10
Hz
VS1
VS2
4 to 8 kHz
8 to 12 kHz
12 kHz or more
(each 4 kHz
band)
GSR level
OFF
→
ON
GSR level *2
—
—
—
—
–20
–40
dBm
dBm
Undesired Sending Level
VS3
TXAN,
TXAP
—
—
–60
dBm
Carrier Receive Input Level
VGSR
VON
VOFF
t
CDD
t
CDH
–46
–46
—
—
—
—
25
15
–15
—
–54
—
—
—
—
—
—
dBm
dBm
dBm
ms
ms
dBm
dBm
dBm
dBm
Carrier Detection Level
ON
→
OFF
OFF
→
ON
ON
→
OFF
Carrier Detection Delay Time
Carrier Detection Hold Time
—
—
Answer Tone Detection/Non-
detection Level
ATDL
GSR level
—
–50
Call Progress Tone
Detection/Non-detection Level
*1: The unit of the signal level (dBm) is 0 dBm = 0.775 Vrms
.
*2: The values of the carrier detection level are those for QAM, PSK and FSK modulation signals.
CPDL
GSR level
—
–50
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