PEB2085 SIEMENS [Siemens Semiconductor Group], PEB2085 Datasheet - Page 262

• Manufacturer Part Number: PEB2085
• Description: ISDN SubscribernAccess Controller
• Manufacturer: SIEMENS [Siemens Semiconductor Group]

Table 27
Parameter
Bit clock delay
SDS1/2 delay from DCL
SDS1/2 delay from BCL
DCL delay from CP
FSC1/2 delay from CP
FSC1/2 delay from DCL
Tables 29 to 33 give the timing characteristics of the clocks.
Figure 103
Definition of Clock Period and Width
Table 28
DCL Clock Characteristics (IOM
Parameter
(TE) 512 kHz
(TE) 512 kHz 1:2
(TE) 512 kHz 1:2
(NT, LT-S, LT-T)
(NT, LT-S, LT-T)
(NT, LT-S, LT-T)
Semiconductor Group
0.8
V
3.5 V
Symbol
t
t
t
t
t
t
PO
WHO
WLO
PI
WHI
WLI
t
WH
min.
1822
470
1121
1853
200
200
Symbol
t
t
t
t
t
t
®
BCD
SDD
SBD
DCD
FCP
FSD
-1)
Limit Values
min.
– 20
0
0
– 20
typ.
1953
651
1302
262
t
P
Limit Values
max.
20
120
120
50
50
20
max.
2084
832
1483
2053
t
WL
Electrical Characteristics
Unit
ns
ns
ns
ns
ns
ns
Unit
ns
ns
ns
ns
ns
ns
Conditions
IOM-2
IOM-2
IOM-2
IOM-1
IOM-1
IOM-1
Test Condition
osc 100 ppm
osc 100 ppm
osc 100 ppm
ITT00723