MPC870 FREESCALE [Freescale Semiconductor, Inc], MPC870 Datasheet - Page 59

• Manufacturer Part Number: MPC870
• Description: Hardware Specifications
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

CPM Electrical Characteristics
13.7 Ethernet Electrical Specifications
Table 24
59
Num
120
121
122
123
124
125
126
127
128
129
130
131
132
(Echo Input)
provides the Ethernet timings as shown in
(Output)
(Output)
CLSN width high
RCLK3 rise/fall time
RCLK3 width low
RCLK3 clock period
RXD3 setup time
RXD3 hold time
RENA active delay (from RCLK3 rising edge of the last data bit)
RENA width low
TCLK3 rise/fall time
TCLK3 width low
TCLK3 clock period
TXD3 active delay (from TCLK3 rising edge)
TXD3 inactive delay (from TCLK3 rising edge)
TCLK3
RTS3
CTS3
TxD3
102
PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE
1
1
MPC875/MPC870 Hardware Specifications, Rev. 3.0
Figure 54. HDLC Bus Timing Diagram
102
103
104
Characteristic
Table 24. Ethernet Timing
105
101
Figure 55
100
to
Figure
107
57.
104
Frequencies
Min
100
6.5
40
40
80
40
99
—
20
10
—
—
5
Freescale Semiconductor
All
Max
120
101
15
15
50
50
—
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns