mpc880 Freescale Semiconductor, Inc, mpc880 Datasheet - Page 69

• Manufacturer Part Number: mpc880
• Description: Mpc885 Powerquicc Integrated Communications Processor
• Manufacturer: Freescale Semiconductor, Inc

13 UTOPIA AC Electrical Specifications
Table
Freescale Semiconductor
Num
Num
Num
U1
U2
U3
U4
U1
U2
U3
U4
U1
U2
U3
U4
30,
UtpClk rise/fall time (internal clock option)
Duty cycle
Frequency
UTPB, SOC, RxEnb, TxEnb, RxAddr, and TxAddr active delay (PHREQ
and PHSEL active delay in multi-PHY mode)
UTPB, SOC, Rxclav, and Txclav setup time
UTPB, SOC, Rxclav, and Txclav hold time
UtpClk rise/fall time (Internal clock option)
Duty cycle
Frequency
UTPB, SOC, RxEnb, TxEnb, RxAddr, and TxAddr active delay (PHREQ
and PHSEL active delay in multi-PHY mode)
UTPB_Aux, SOC_Aux, Rxclav, and Txclav setup time
UTPB_Aux, SOC_Aux, Rxclav, and Txclav hold time
UtpClk rise/fall time (external clock option)
Duty cycle
Frequency
UTPB_AUX, SOC_Aux, RxEnb, TxEnb, RxAddr, and TxAddr setup time
UTPB_AUX, SOC_Aux, RxEnb, TxEnb, RxAddr, and TxAddr hold time
Table
UTPB, SOC, Rxclav, and Txclav active delay
31, and
Table 31. UTOPIA Master (Split Bus Mode) Electrical Specifications
Table 32. UTOPIA Slave (Split Bus Mode) Electrical Specifications
Table 30. UTOPIA Master (Muxed Mode) Electrical Specifications
MPC885/MPC880 PowerQUICC™ Hardware Specifications, Rev. 4
Table
Signal Characteristic
Signal Characteristic
Signal Characteristic
32, show the AC electrical specifications for the UTOPIA interface.
Direction
Direction
Direction
Output
Output
Output
Output
Output
Input
Input
Input
Input
Input
Input
Input
UTOPIA AC Electrical Specifications
Min
Min
Min
50
50
40
2
4
1
2
4
1
2
4
1
Max
Max
Max
50
33
16
50
33
16
60
33
16
4
4
4
MHz
MHz
MHz
Unit
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
%
%
%
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