Application notes
Version 8 dated 15.03.00 198
Siemens Information and Communication Products
A
8.8 Application examples and reference circuits
The following examples are for reference only and describe one of many possibilities to realise the shown function.
8.8.1 V.24 level converter
Fig. 8-4 Level converter
Application example for the conversion of M20 (2.8 V) signals to V.24 (+/-12 V) signals.
8.8.2 6 V voltage supply from 12 V source
Fig. 8-5 Voltage supply
Application example for the 6 V voltage supply from a 12 V source.
Note:
Voltage supply on connection must NOT rise faster than 3V/msec.
8.8.3 SIM card reader connections
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