MC8640DTHX1067NE Freescale Semiconductor, MC8640DTHX1067NE Datasheet - Page 37

• Manufacturer Part Number: MC8640DTHX1067NE
• Description: IC MPU DUAL CORE E600 1023FCCBGA
• Manufacturer: Freescale Semiconductor

Specifications of MC8640DTHX1067NE

• Processor Type: MPC86xx PowerPC 32-Bit
• Speed: 1.067GHz
• Voltage: 0.95V
• Mounting Type: Surface Mount
• Package / Case: 1023-FCCBGA
• Processor Series: MPC8xxx
• Core: e600
• Development Tools By Supplier: MCEVALHPCN-8641D
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Features: -
• Lead Free Status / Rohs Status: No

A timing diagram for TBI receive appears in
8.2.6
Table 35
Freescale Semiconductor
At recommended operating conditions with L/TV
Data to clock output skew (at transmitter)
Data to clock input skew (at receiver)
Clock period duration
Duty cycle for 10BASE-T and 100BASE-TX
Rise time (20%–80%)
Fall time (80%–20%)
Notes:
1. Note that, in general, the clock reference symbol representation for this section is based on the symbols RGT to represent
2. This implies that PC board design will require clocks to be routed such that an additional trace delay of greater than 1.5 ns
3. For 10 and 100 Mbps, t
4. Duty cycle may be stretched/shrunk during speed changes or while transitioning to a received packet's clock domains as
5. Guaranteed by characterization
6. ±100 ppm tolerance on RX_CLK frequency.
RGMII and RTBI timing. For example, the subscript of t
notation for rise (R) and fall (F) times follows the clock symbol that is being represented. For symbols representing skews,
the subscript is skew (SK) followed by the clock that is being skewed (RGT).
will be added to the associated clock signal.
long as the minimum duty cycle is not violated and stretching occurs for no more than three t
transitioned between.
presents the RGMII and RTBI AC timing specifications.
RX_CLK
RCG[9:0]
RGMII and RTBI AC Timing
MPC8640 and MPC8640D Integrated Host Processor Hardware Specifications, Rev. 3
3
Parameter
Figure 18. TBI Single-Clock Mode Receive AC Timing Diagram
RGT
scales to 400 ns ± 40 ns and 40 ns ± 4 ns, respectively.
t
TRRH
Table 35. RGMII and RTBI AC Timing Specifications
2
DD
t
TRR
3, 4
of 2.5 V ± 5%.
t
TRRDVKH
Figure
valid data
RGT
t
Specifications
RGTH
Ethernet: Enhanced Three-Speed Ethernet (eTSEC), MII Management
Symbol
t
t
t
t
t
represents the TBI (T) receive (RX) clock. Note also that the
SKRGT
t
TRRDXKH
18.
SKRGT
RGT
RGTR
RGTF
/t
5,6
RGT
5
5
5
1
5
t
TRRF
–500
Min
1.0
7.2
40
—
—
Typ
8.0
50
t
—
—
—
0
TRRR
RGT
of the lowest speed
Max
0.75
0.75
500
2.8
8.8
60
Unit
ps
ns
ns
ns
ns
%
37