ak2548 AKM Semiconductor, Inc., ak2548 Datasheet - Page 20

• Manufacturer Part Number: ak2548
• Description: 7 Channel E1 Transceiver - Asahi Kasei Microsystems
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
C0028-E-00
Table 1. Loopback mode Select
Table 2. TIPx/RINGx Polarity Control
Table 3 Equalizer Control
RLOOPx
ECx
POLNx
0
1
0
0
1
1
1
0
Application
E1-Coax(75 )
E1-Twisted Pair(120 )
LLOOPx
POSx/NEGx
0
1
0
1
0
1
0
1
Normal
Local Loop back
Remote Loop back
Inhibited
(Initial value)
TIPx/RINGx
20
Function
space
mark
mark
space
(Initial value)
[AK2548]
1999/9