PXB4220E Infineon Technologies AG, PXB4220E Datasheet - Page 259

• Manufacturer Part Number: PXB4220E
• Description: Interworking Element for 8 E1/T1 Lines
• Manufacturer: Infineon Technologies AG

Table 44
No.
t1
tT2
tT3
tT4
tT5
tT6
tT7
tT8
tT9
tT10
tT11
tT12
1)
Table 45
No.
t1
tT2
tT3
tT4
tT5
tT6
Data Sheet
The frequency should be equal or smaller than the coreclock CLOCK
Signal Name DIR Description
TXCLK
TXDAT[7:0],
TXPTY,
TXSOC,
TXENB,
TXADR[4:0]
TXCLAV
Signal Name DIR Description
RXCLK
RXENB,
RXADR[4:0]
1)
1)
Transmit Timing (8-Bit Data Bus, 33 MHz, Multi-PHY)
Receive Timing (8-Bit Data Bus, 33 MHz, Multi-PHY)
A>P TXCLK frequency (nominal)
A>P Input setup to TXCLK
A<P Input setup to TXCLK
A>P RXCLK frequency (nominal)
A>P Input setup to RXCLK
TXCLK duty cycle
TXCLK peak-to-peak jitter
TXCLK rise/fall time
Input hold from TXCLK
Input hold from TXCLK
Signal going low impedance
to TXCLK
Signal going high impedance
to TXCLK
Signal going low impedance
from TXCLK
Signal going high impedance
from TXCLK
RXCLK duty cycle
RXCLK peak-to-peak jitter
RXCLK rise/fall time
Input hold from RXCLK
259
PXB 4219E, PXB 4220E, PXB 4221E
Min
0
40
-
-
8
1
8
1
8
0
1
1
Min
0
40
-
-
8
1
Electrical Characteristics
Limit Values
Limit Values
Max
33
60
5
3
-
-
-
-
-
-
-
-
Max
33
60
5
3
-
-
IWE8, V3.4
2003-01-20
Unit
MHz
%
%
ns
ns
ns
ns
ns
ns
ns
ns
ns
Unit
MHz
%
%
ns
ns
ns