ppc440epx-nta667t ETC-unknow, ppc440epx-nta667t Datasheet - Page 78

• Manufacturer Part Number: ppc440epx-nta667t
• Description: Mpu 440epx Risc 32-bit 0.13um 667mhz 1.8v/2.5v/3.3v 680-pin Tebga Tray
• Manufacturer: ETC-unknow

440EPx – PPC440EPx Embedded Processor
Figure 8. Setup and Hold Timing Waveforms for RGMII Signals
Table 20. RGMII I/O Timing
78
GMCnRxClk
GMCnRxD0:3
GMCnRxCtl
GMCnTxClk
GMCnTxD0:3
GMCnTxCtl
Notes:
1. Assumes GMCnRxClk is delayed either on the board or by the PHY to ensure adequate timing margin.
GMCnTxD/Ctl
GMCnRxD/Ctl
GMCnTxClk
GMCnRxClk
Signal
TskewR
(min)
1.0
1.0
n/a
n/a
–
v
Input (ns)
TskewR
(max)
2.8
2.8
n/a
n/a
–
–
Valid
Valid
TskewT
(min)
-0.5
-0.5
n/a
n/a
–
–
Output (ns)
TskewT
TskewT
(max)
n/a
n/a
0.5
0.5
–
–
Output Current (mA)
TskewR
(min)
I/O H
n/a
n/a
n/a
5.1
5.1
5.1
Valid
Valid
Revision 1.30 – February 27, 2009
(min)
I/O L
n/a
n/a
n/a
6.8
6.8
6.8
GMCnRxClk
GMCnRxClk
GMCnTxClk
GMCnTxClk
Clock
–
–
Data Sheet
AMCC Proprietary
Notes
1
1