zl50075 Zarlink Semiconductor, zl50075 Datasheet - Page 33

• Manufacturer Part Number: zl50075
• Description: 32 K Channel Digital Switch With High Jitter Tolerance, Rate Conversion Per Group Of 2 Streams 8, 16, 32 Or 64 Mbps , And 64 Inputs And 64 Outputs
• Manufacturer: Zarlink Semiconductor

14.1.1
The bit functions of the connection memory are illustrated in Table 14.
31 - 29
27 - 26
External Read/Write Address: 000000
Reset Value: 0000
Bit
28
PCF
31
15
2
0
Connection Memory Bit Functions
PCF
GP
30
14
1
4
PCF2 - 0
ICL1 - 0
Name
V/D
H
PCF
GP
29
13
0
3
Per Channel Function
Voice/Data Control
When this bit is low, the corresponding channel is for voice.
When this bit is high, the corresponding channel is for data.
Input Coding Law
V/D
GP
28
12
2
PCF2 - 0
ICL1 - 0
ICL
GP
27
H
11
1
1
Table 14 - Connection Memory Bits (CMB)
000
001
010
100
101
011
110
111
00
01
10
11
ICL
GP
26
10
0
0
STCH
OCL
Zarlink Semiconductor Inc.
25
9
1
9
Function
PRBS
ZL50075
MSG
VAR
For Voice (V/D bit = 0)
OT
FH
CD
OT
OT
STCH
µ-Law w/o Mag. Inv
OCL
24
CCITT.ITU A-Law
CCITT.ITU µ-Law
0
8
8
A-Law w/o ABI
33
STCH
23
0
7
7
Description
Output is tri-stated
Output drives high always
Output is in message mode
Variable delay connection mode
Constant delay connection mode
PRBS Generator
Output is tri-stated
Output is tri-stated
STCH
Input Coding Law
22
6
0
6
STCH
21
5
0
5
STCH
Description
20
4
0
4
For Data (V/D bit = 1)
All Bits Inverted
STCH
Inverted ABI
19
3
0
3
No Code
ABI
STCH
18
0
2
2
STCH
Data Sheet
17
0
1
1
STCH
16
0
0
0