HFC-S2M Cologne Chip AG, HFC-S2M Datasheet - Page 154

• Manufacturer Part Number: HFC-S2M
• Description: Isdn HDLC Fifo Controller With Primary Rate Interface
• Manufacturer: Cologne Chip AG

HFC-E1
154 of 272
1
2
3
6
7
8
TR1
UMEC 23014
T X
R X
1
2
3
6
7
8
TR1
UMEC 23014
T X
R X
1 : 2 , 4
1 : 1
1 : 2 , 4
1 : 1
16
15
14
11
10
9
Figure 5.7: Connector circuitry in TE mode
Figure 5.6: Connector circuitry in LT mode
16
15
14
11
10
9
F o r h i g h v o l t a g e p r o t e c t i o n u s e 5 R 6 / 5 W
c e m e n t r e s i s t o r s a n d P 3 2 0 3 A B .
F o r l o w v o l t a g e p r o t e c t i o n u s e 5 R 6
S M T r e s i s t o r a n d o m i t P 3 2 0 3 A B .
For high voltage protection use 5R6 / 5W
cement resistors and P3203AB.
For low voltage protection use 5R6
SMT resistor and omit P3203AB.
E1 interface
Data Sheet
P 3 2 0 3 A B
U 4
P 3 2 0 3 A B
U 4
2
G N D A
5 R 6
5 R 6
2
R 1
R 2
G N D A
5 R 6
5 R 6
R 1
R 2
G N D A
G N D A
11
3
6
4
5
ISDN jack
RJ45
+
-
+
-
G N D A
11
3
6
4
5
March 2003 (rev. A)
ISDN jack
RJ45
+
-
+
-
G N D A
Cologne
Chip