TEW6197 [FILTRAN]
ISDN S-Bus Input/Output Transformer; ISDN S总线输入/输出变压器
| 型号： | TEW6197 |
| 厂家： | 
FILTRAN LTD |
| 描述： | ISDN S-Bus Input/Output Transformer |
| 文件： | 总1页 (文件大小：21K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
ISDN S-Bus
Input/Output Transformer
TEW6197
The 4 wire interface between Sub-
scriber Terminals and the Network
Termination has been stand-
ardized by CCITT recommenda-
tion I.430. It uses a passive bus
which provides separate receiver
and transmit loops operating at
192 Kbits/s.
TEW6197
Siemens
PEB2080
PEB2081
PEB2085
PEB2086
Am79C30A
AMD
Mitel
TEW6197- 4
MT8930A
MT8930B
MT8931B
Two versions of TEW6197 have
been designed and approved for
use with the following devices:
(See schematic below for correct connec-
tions.)
MECHANICAL
TEW6197-4
Top view
2
3
4
9
8
7
17.0 ± 0.02
1.6
2.54 (8 places)
13.0 ± 0.2
TEW6197-4
10.16
All dimensions 0.85
are in mm
0.7
4
3
2
7
8
9
2.54
17.8
13.0
RECOMMENDED
FOOT PRINT
4
3
2
7
Line 8
9
< 13.0
Device
TEW6197
ELECTRICAL
Device
TEW6197
TEW6197-4
PEB2080
PEB2085
PEB2086
Am79C30A
MT8930A
MT8930B
MT8931B
Turns ratio
(7 - 9) : (4 - 2)
(7 - 9)
1 : 2
1 : 2
Inductance
> 22 mH
< 12 µH
> 22mH
< 6.0 µH
Leakage Ind.
DC Resistance
(7 - 9)
(7 - 9)
(4 - 2)
1.0 Ω
9.0 Ω
3.2 Ω
6.3 Ω
Output Impedance
Conforms to the impedance mask specified in I.430
Conforms to the pulse mask specified in I.430
Pulse Characteristics
Dielectric Strength, (rms)
1500 V
1500 V
Filtran Limited
229 Colonnade Road, Nepean, Ontario, Canada. K2E 3K7,
Tel : (613) 226 1626 Fax : (613) 226 7124
3-21
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