PXB4221 Infineon Technologies AG, PXB4221 Datasheet - Page 252
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PXB4221
Manufacturer Part Number
PXB4221
Description
IWE8 Interworking Element for 8 E1/T1 Lines
Manufacturer
Infineon Technologies AG
Datasheet
1.PXB4221.pdf
(290 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
PXB4221EV3.2
Manufacturer:
INFIEON
Quantity:
20 000
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RFCLK
FTCKO
FTFRS
FTDAT
FTMFS
Table 37 Framer Receive Interface Timing in GIM (cont’d)
No.
4
5
6
7
1)
Framer Transmit Interface
Figure 60
Table 38
No.
1
Data Sheet
In case the Internal Clock Recovery Circuit is used for SRTS, the frequency deviation should be +/- 10 ppm
Parameter
Setup time FRDAT before FRCLK
falling (center of bit period)
Hold time FRDAT after FRCLK falling
(center of bit period)
Setup time FRMFB before FRCLK
falling (center of bit period)
Hold time FRMFB after FRCLK falling
(center of bit period)
Parameter
T
E1:
RFCLK
Framer Transmit Interface Timing in GIM
Framer Transmit Interface Timing in GIM
: Period RFCLK
1)
1
3
4
5
252
2
Limit Values
Min
15
15
15
15
Limit Values
Min
PXB4219 / PXB4220 / PXB4221
Typ
Typ
30,518
Electrical Characteristics
3
5
Max
Max
2002-05-06
Unit
ns
ns
ns
ns
Unit
ns
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