World modem II Page 9 of 60 2004, Copeland Communications, Inc. World modem II Datasheet Rev 1.1 Protocol Characteristics (Continued) " />
參數(shù)資料
型號: CC-92K2-IS5
廠商: Copeland Communications Inc
文件頁數(shù): 60/60頁
文件大?。?/td> 0K
描述: MODEM 56KBAUD V.90 SERIAL 5V
標準包裝: 30
數(shù)據(jù)格式: V.22,V23,V.32,V.34,V.90,V.92,Bell 103,Bell 212A
波特率: 56k
電源電壓: 4.2 V ~ 7 V
安裝類型: 表面貼裝
封裝/外殼: 模塊
包裝: 散裝
其它名稱: 539-1017
Data Sheet
World modem II
Page 9 of 60
2004, Copeland Communications, Inc.
World modem II Datasheet Rev 1.1
Protocol Characteristics (Continued)
Item
Specifications
Receive Carrier
ITU-T V.90
1
As specified by ITU-T
ITU-T V.34
2
As specified by ITU-T
ITU-T V.32bis
1800 Hz
±7 Hz
ITU-T V.32
1800 Hz
±7 Hz
ITU-T V.22, V.22bis/Bell 212A
Originate mode
2400 Hz
±7 Hz
Answer mode
2400 Hz
±7 Hz
ITU-T V.21
Originate mode
Mark (980 Hz
± 12 Hz) Space (1180 Hz ± 12 Hz)
Answer mode
Mark (1650 Hz
± 12 Hz) Space (1850 Hz ± 12 Hz)
Bell 103
Originate mode
Mark (2225 Hz
± 12 Hz) Space (2025 Hz ± 12 Hz)
Answer mode
Mark (1270 Hz
± 12 Hz) Space (1070 Hz ± 12 Hz)
Carrier Detect (level for ITU-T V.22bis, V.22, V.21, 212,
103) in Switched Network
Acquisition (-43 dBm) Release (-48 dBm)
Hysteresis
2 dBm minimum
Note: ITU-T V.90
1, V.342, V.32/V.32bis are echo canceling protocols that use signal quality as criteria for maintaining
connection. They also provide for self-training detection to forced disconnect
DTE Interface
EIA/TIA-232-E (ITU-T V.24/V.28/ISO 2110)
Line Equalization
Automatic Adaptive
Connection Options
Loss of Carrier in ITU-T V.22bis and lower
Phone Types
500 (rotary dial), 2500 (DTMF dial)
Dialing
Pulse and Tone
DTMF Output Level
Per Part 68
Pulse Dial Ratio
Make/Break 39/61%
Ring Cadence
On 2 seconds; Off 4 seconds
Call Progress Monitor
BUSY, CONNECT (rate) NO ANSWER, NO CARRIER,
NO DIALTONE, OK, RING, RINGING
Notes:
1. Supported on CC-56K2 only.
2. Supported on CC-56K2 and CC-33K2 only.
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