Altec ISDN Socket Modem AL5068S-3V - Manual (Page 10)

AL5068S Designer’s Guide
No. AL5068S-E00-105 Altec Electronic AG Seite 10 / 25
3. HARDWARE INTERFACE
3.1 Interface
Signals
The ISDN Socket Modem pin assignments with DTE serial TTL interface are
shown in Figure 3-1 and are listed in Table 3-1.
3.2 Signal Descriptions
The Socket Modem interface signals are described in Table 3.2, 3.3 and 3.4.
The digital electrical characteristics are listed in Table 3.5
The absolut maximum ratings are listed in Table 3-6.