MPC859T FREESCALE [Freescale Semiconductor, Inc], MPC859T Datasheet - Page 62

• Manufacturer Part Number: MPC859T
• Description: Hardware Specifications
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

CPM Electrical Characteristics
CPM Electrical Characteristics
1
2
62
Num
135
136
137
138
139
The ratios SyncCLK/RCLK1 and SyncCLK/TCLK1 must be greater or equal to 2/1.
SDACK is asserted whenever the SDMA writes the incoming frame DA into memory.
RENA(CD1)
CLSN(CTS1)
RSTRT active delay (from TCLK1 falling edge)
RSTRT inactive delay (from TCLK1 falling edge)
REJECT width low
CLKO1 low to SDACK asserted
CLKO1 low to SDACK negated
RCLK1
(Input)
(Input)
RxD1
(Input)
Freescale Semiconductor, Inc.
Figure 61. Ethernet Collision Timing Diagram
Figure 62. Ethernet Receive Timing Diagram
For More Information On This Product,
Table 24. Ethernet Timing (continued)
MPC866/859 Hardware Specifications
Characteristic
2
2
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121
124
120
125
121
126
123
All Frequencies
Min
10
10
—
—
Last Bit
1
127
Max
20
20
50
50
—
MOTOROLA
Unit
CLK
ns
ns
ns
ns