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ISDN S-Bus
The 4 wire interface between Subscriber Terminals and the Network Termination has been standardized by CCITT recommendation I.430. It uses a passive bus which provides separate receive and transmit loops operating at 192 Kbits/s. Two versions of TPW3852 have been designed and approved for use with the following devices:
Input/Output Transformer
TEW3852
Siemens PEB2080 PEB2081 PEB2085 PEB2086 AMD Am79C30A MT8930A, -B, -C MT8931B, -C
TPW3852
TPW3852-4 Mitel
(See schematic below for correct connections.)
MECHANICAL
Dot at pin 1
TPW3852-4 5 3 6 1 2
TPW3852-4 3 5 2 1 6
All dimensions are in inches
2 Line 1 6 TPW3852-4
3 4 Device 5
2 Line 1 6 TPW3852
5 4 Device 3
ELECTRICAL Device
3852.
TPW3852 Datasheet
